general agriculture mcqs
1. Percentage of protein in fish is?
2. (AxB)xC is?
3. — is gram positive?
4. — convert nitrite (NO2) compounds into nitrates (NO3)?
5. —-- Converts ammonia into nitrite?
6. — the physical methods used for controlling nematodes?
7. Alley cropping means?
8. Which one of the following statement is correct?
9. Ascent of cell sap from root to the treetop is exercised by?
10. Which one of the following seed rate (kg/ha) is not correctly matched with crop?
11. Layering is useful for preparation of?
12. Which one of the following pairs is correctly matched?
13. Which one of the following is the structure concerned with photorespration?
14. Which one of the following is not narrow leaved weed?
15. Range is the measurement between?
16. Which one of the following is not correctly matched?
17. Record keeping should be characterized by?
18. What will be the nutritive ratio of the feed which contains 70% T.D.N and 14% D.C.P?
19. Fluid mosaic model relates to the structure of?
20. Hollow-heart” disease of sugar beet is caused due to?
21. Kranz anatomy of leaf is found in?
22. 1 nm is equal to?
23. 2n+1 state is referred to as?
24. Nitrogen is applied into transplanted rice in the proportion of?
25. 80kg N, 40kg P2O5 and 100kg K2O, then the grade of this mixture will be?
26. Sugars present in DNA and RNA respectivily are?
27. A 50 sq.m plot is to be given an irrigation of 6 cm Depth. The total water requirement will be?
28. A balanced diet is?
29. A character determined by a gene present on X-chromosome is called?
30. A chromosome, which differs either in number or in morphology between male and female of a species, is known as?
31. A combination of horticultural crops, field crops and tree species is called?
32. A combine cultivation of trees and grasses is referred to as?
33. A conference at which the views of several experts are given, one after another, it seldom provides time for general discussion it refers to?
34. A cropping system where arable crops are grown in the inter spaces between rows of planted trees?
35. A cotton boll damaged by spotted boll worm (earias spp) may be distinguished from that infested by pink bollworm (pectinophora gossypiella) is showing?
36. A demonstration, which shows the value or worth of the new practice?
37. A duck on average lays—--than of a hen in a year?
38. A form of low pruning to about 2m up the stem?
39. A perfect competitive market is where?
40. A photosynthetic unit consists?
41. A physical or chemical agent that frees plant, organ or tissues from infection is a?
42. A process of initiating a concious and purposeful action is called?
43. A porous soil or geological formation, which will yield sufficient quantities of water, is called?
44. A protein produced by living cells of microorganisms, plants and animals that can catalyze specific organic reaction is known as?
45. A recessive gene for resistance to disease can be transferred from one parent to another using?
46. A short durtion crop in between two main seasonal crops is termed as?
47. A single seed plant of tobacco may produce as many as?
48. A spherical particle embedded in the phospho lipoprotein of thylakoid lamellae is known as?
49. A symbiotic association of fungus with the subterranean part of a plant is said to be?
50. A useful pruning practice to produce large quantities of foliage close to ground level for fodder species or for leaf extract product is called?
51. A variety produced by crossing in all combination a number of lines that combine well with each other is?
52. A variety produced by mixing seeds of several phenotypically outstanding lines and allowing all combinations is?
53. Abscisic acid is a?
54. Which one of the following is non selective herbicide?
55. Aeciospores of puccinia recondita infect to?
56. Agricultural extension worker is?
57. Agrosan G.N. is the name of?
58. Aim of ssed technology is?
59. All fruits are in general—-- in nature?
60. The bacteroid rhizobium is?
61. Alternaria blight disease can be effectivily controlled by?
62. Ammonium sulphate contain approximately?
63. Which one of the following is evergreen temperate plant?
64. An acidic buffer solution can be prepared by mixing solution of?
65. An agent that causes gene mutations is known as?
66. An area in which seeding are raised to be transplanted elsewhere is called?
67. An enzyme excreted by a microorganisms into the environment is called?
68. An enzyme formed within the cell and not excreted into the medium (intra cellular) is called?
69. An example of parallel cropping is?
70. An example of the market classified on business basis?
71. An extension method in which systematic display of models, specimens, charts, graphs, information, posters, etc is done in a sequence so as to be significant in teaching or creating interest among the formers is called?
72. An extension programme should be carried out by?
73. An indifference curve is always?
74. An indifference curve is defined as?
75. -an individual having the genotype AA is known as?
76. An intensity of K-fixation is maximum in?
77. An outline of activities so arranged as to enable efficient execution of the entire programme and it answers the questions such as how, when, where and by whom is to be done is called?
78. An unorganized mass of cells developed on an agar medium is known as?
79. Anthesis is a phenomenon, which occurs?
80. Apple crop thrives best within the—----- temperature range?
81. Application of gypsum is required more for?
82. Application of potash increases?
83. Approximately what percent of all light absorbed by a leaf is lost as heat?
84. Arachis hypogea L. is the botanical name of?
85. Which one of the following is dioecious plant?
86. Which one of the following is an audio-visual aid?
87. Which one of the following is complex fertilizer?
88. Arrowing is known as?
89. Artificial application of water to the soil for the purpose of crop production is called?
90. As an examples of a synthetic culture medium may be cited?
91. As the oxygen concentration increses from zero, the rate of aerobic respiration?
92. Which of the following is a warm season vegetable?
93. At higher ph, the availability of molybdenum is —------- in soils?
94. At molecular level mutation represents a change in?
95. At what ph value, phosphate availability is the highest in the soil?
96. ATP and NADPH are produced on the stroma side surface of the?
97. Auxins?
98. Auxin is?
99. Availability of phosphorus is —--------------- in acidic soil?
100. Available water is?
101. Average gestation period of?
102. Average lactation period of buffalo is of?
103. Average length of pregnancy (gestation) period in sheep is?
104. Which one of the following is a synthetic pyrethroid?
105. Avogadro constant(N) is equal to?
106. Bacillus thuringsis is?
107. Bacterial diseases are controlled by use of chemicals?
108. Bacterial leaf blight of rice is caused by?
109. Balance sheet provides a picture of?
110. Bavistin is a —---- fungicide?
111. Bending of oat coleoptile in response to unilateral illumination is termed as?
112. Ber in generally propagated by?
113. Who often referred to as the father of plant physiology?
114. Bitter test in brinjal fruits is due to?
115. Biuret content in urea should not exceed in foliar on wheat more than the following one?
116. Black heart disorder in potato is caused by?
117. Black soils are generally rich in?
118. Black soils of central high land and plateaus have high content of?
119. Blast disease of rice can be controlled by?
120. Blue color tag is used for seed production?
121. Which one of the following is a non-projected visual teaching aid?
122. Botanically pineapple fruit is?
123. Both chlorophyll a and b show absorption maxima in the?
124. Breeder seed is produced by?
125. Brief visual messages on poster cards flashed before a group of audience to emphasis important points in a presentation is called?
126. Brown rot of potato is caused by?
127. Brown rust of wheat is caused by?
128. Bud necrosis of groundnut is transmitted by?
129. Budget, which considers estimates of cost of returns from the farm as a whole is?
130. Buff colour tag is used for?
131. Bulk population breeding is suitable for?
132. Bunchy top in sugarcane is caused by?
133. By means of bulbils which of the following crop is propagated?
134. By which of the following methods of raising seedlings of rice, we can get the ready seedling in early time?
135. Which one of the following is a monocot vegetable?
136. C:N ratio for rapid decomposition is?
137. C:N ratio of organic matter is?
138. Which one of the following fruits is rich in vitamin A?
139. Cabbage is cross-pollinated owing to?
140. Cajanas cajon belongs to family?
141. Calvin selected the green algae particularly adapted to studies dealing with the assimilation of CO2 are?
142. Cane killer weed of sugarcane crop is the name of?
143. Carbon dioxide content in soil air is?
144. carotenoids?
145. Cat face is a physiological disorder of?
146. Cation exchange capacity of soil is expressed as?
147. Cattle semen is frozen and stored for long periods in liquid nitrogen at temperature?
148. Cause of deterioration of variety is?
149. Certified seed is produced from?
150. Characteristic of informal gardening?
151. Characteristics of formal gardening is?
152. Characteristics not generally influenced by the environment will have?
153. Charcoal rot of sorghum pathogens have a host range?
154. Chemical formula of gypsum salt is?
155. Chemical formula of single super phosphate?
156. Chemical, which regulates opening and closing of stomata is?
157. Chichen fox is related with?
158. Chlorophyll b usually appears?
159. Chlorophyll a usually appears?
160. Chlorophylls c, d and e are found only in?
161. Chloroplasts are absent in?
162. Chorchorus capsularis belongs to family?
163. Citrus gummosis is spread through?
164. Club root of crucifers is caused by?
165. Conidia are the sources of inoculum in ergot of bajra?
166. Conservation of rainwater by collecting run-off precipitation for supplemental irrigation is called?
167. Contagious abortion in cow is caused by?
168. Yellow coloured fruits and vegetables are rich source of?
169. Conversion of nitrate nitrogen to molecular nitrogen is known as?
170. Conversion of proteins into ammonia is called?
171. Cooperative society is basic institution for?
172. Coordination is?
173. Corpora allata is associated with?
174. Covered floor space for each cow should be?
175. Crop, which can be propagated by vegetative parts?
176. Cucurbits in early stages are mainly damaged by?
177. Which one of the following fruits is a rich source of iron?
178. Cultivation of the apical meristems, particularly of shoot apical meristem, is known as?
179. Which one of the following fruits is monocot in nature?
180. Cut worm is a pest of?
181. Cutting of branches of a tree is also called?
182. Cytogenetic male sterility is utilized in?
183. Dahlia, merigold and gaillardia belong to the family?
184. Dairy cows are kept in covered area the floor apaces required per adult cow?
185. Decomposition of organic matter in submerged soil is carried out by?
186. Demand for luxurious goods is?
187. Which one of the following fruit contains maximum vitamin c?
188. Desuckering is done in?
189. Diethane M-45 is a local?
190. Difference in the energy of water in a solution and pure water at the same temperature and pressure is termed as?
191. Demand for necessary commodities is?
192. Diplantism in fungi refers to?
193. Dissociation of phosphorus pentachloride is favoured by?
194. Dormancy due to condition within the dormant organ itself is called?
195. Downy mildew disease is caused by?
196. Downy mildew of bajra is caused by?
197. Downy mildew of bajra pathogen parasite?
198. Dry and coarse are usually found at?
199. During photorespiration?
200. During prophase-I of meiosis crossing over occurs at?
201. During prophase-I of meiosis, chiasma formation occurs during?
202. EDCT mixture is?
203. Ear cockle disease of wheat is caused by?
204. Economically relevant zone according to law of diminishing return is?
205. Economics is a science of wealth, this definition is given by?
206. EDCT mixture is effective against?
207. Edible banana fruit is seedless because of?
208. Edible banana is?
209. Effect of one gene on the phenotypic expression of another non-allelic gene is called?
210. Embryo culture is helpful in?
211. Endosulfan belongs to?
212. Erisilk worms are commercially reared on?
213. Establishments where disease free and quality seeds (fishes) are produced on scientific lines are called?
214. Ethylene dibromide is?
215. Etiolated plants contain proplastid is termed as?
216. Eubacteria belongs to?
217. Evaluation of an inbred includes?
218. Evaluation of extension programme means?
219. Evolution of 1 mole of O2 is accompanied by the reduction of —----- moles of NADP?
220. Examples of auxin hormones are?
221. Examples of cytokinin are?
222. Exanthema disease is caused due to deficiency of?
223. Which one of the following factor is responsible for higher yield under protected cultivation?
224. Exchange of homologous segment of chromatin between homologous chromosomes is known as?
225. Exhasting temperature of canned fruits and vegetables is?
226. World environment day is celebrated on?
227. Extension is?
228. Factor which affects the dormancy of seed?
229. False smut of rice pathogen is placed in the family?
230. Farm management is an?
231. Farm planning helps in increasing the?
232. Which one of the following crop is not correctly matched with its test weight (gm)?
233. Filter chamber in insects is associated with?
234. Fine sand fraction in international soil science society (ISSS) ranges between?
235. First discovery of bacteria as plant pathogen was made by?
236. First products of photosynthesis in C3 and C4 plants repectively are?
237. First successful attempt at purification and crystallization of a virus was that of?
238. Fish contains—------percent fat?
239. Foot and mouth disease is caused by?
240.for a perfect incompressible liquid flowering in a continous stream, the total energy of a particle remains the same, while the particle moves from one point to another is called?
241. For biological control of tomato fruit borer, the ideal trap crop is?
242. For foundation seed production colour tag is used in the field is?
243. For improving self-pollinated crops, hybridization leads to?
244. For most of the buffaloes breeding season is?
245. For obtainig haploid plant—---useful?
246. For proper storage wheat grain should moisture______________percent?
247. For the calibration of other pressure gauges in laboratory we use?
248. For the incorporation of a disease resistance gene in an otherwise agronomically superior variety, the breeding method to be employed is?
249. For trellis culture of tomato most suited variety belongs to?
250. Foundation seed is obtained from?
251. free living microorganisms, which convert molecular nitrogen into its compounds in the soil, are?
252. Freezing point depression of a solution is measured with?
253. Fruits are balanched before canning at?
254. Garlic contains a colourless and odourless amino acid?
255. Gene to gene host pathogen relationship was propounded by?
256. Generally all kind of nematodes can be destroyed at?
257. Generally seedless watermelon is?
258. Generally viruses are composed of?
259. Generally which acid is used to supplement the acidity of fruit for jam making?
260. Generally, when carbohydrate is respired in the cell the RQ is?
261. Genetic basis of evolution is?
262. Genetically the purest seed is?
263. Genotypes of zygotes of cross-pollinated are?
264. Goal of extension education is?
265. Goat consumes —----- feed in proportion to its body weight?
266. Grapes are good example of?
267. Groundnut is a?
268. Growing agricultural crops with trees grown in and around wet land with other bodies of water in which fish etc., can be grown, the combination is called?
269. Wind break are planted in orchards toward?
270. Growing of honey producing trees with bee keeping is called?
271. Guava plants bear fruits on?
272. Haemorrhiagic septicemia disease is caused by?
273. Haploids are having?
274. Helithis armigera is?
275. Heterosis can be easily fixed in?
276. High salt concentration in the medium surrounding germinating seeds inhibits germination due to?
277. Higher doses of nitrogenous fertilizers are known to accentuate the population growth in?
278. Highest milk producing dairy breed of pakistan is?
279. Which one is used for primary tillage?
280. Hormone secreted by corpus luteum is?
281. Hormones that regulate growth are called?
282. Which one is the storage pest?
283. How many genes (recessive) for short stature have been identified in sorghum?
284. Which one is the rodenticide?
285. How much is the porosity percentage if the particle density of soil is 2.6 and bulk density is 1.3?
286. How much seed of legume crop should be treated with one packet of rhizobium culture?
287. Human body maintains constant temperature. This relates to?
288. Hybrid varieties are the first generation(F1)from crosses between —------- that are genetically dissimilar?
289. Hybrid varieties were first commercially exploited in?
290. Hybridization can be?
291. I have observed a stained preparation of section of leaf under the microscope, the above statement is relate to?
292. IAA (indole-3-acetic acid) belongs to which group of plant hormone?
293. IBRD is synonyms to?
294. Which one is the recommended optimum plant population for hybrid maize?
295. Identify plant micronutrient?
296. Which one is the egg parasite?
297. If n inbreds were to be tested in all possible single cross combinations, there would be —------- single crosses?
298. Required water to be raised or lifted from its source to the field is called?
299. If the marginal product is more than the marginal cost, than further investment in production is?
300. If the soils contain 280 to 500 kg nitrogen per hectare than it is called —----- in avaiable nitrogen?
301. If the soil contain 110 to 280kg K2O/ha then soils are said —------ in this regard?
302. If the substitution ratio is less than the price ratio, then the cost?
303. Immobilization of sulphur takes place when the ‘S’ content of organic matter is less than?
304. Importance of fruits and vegetables in human diet is primarily because they are?
305. Important achievements of plant breeding are?
306. In AB blood group of human being, the genes A and B show?
307. In an apomictic plant?
308. In C3 plants the CO2 compensation point is usually —------- than it is in C4 plants?
309. In C4 plants the initial acceptor of CO2 is?
310. In case of mungbean seed?
311. In cows the first organ of foetus that appears out of the reproductive tract of mother under normal parturition is?
312. In cucurbitaceous crops most serious pest at flowering and fruiting stage is?
313. In dry lands which cropping system is becoming popular?
314. In factor-factor relationship level of output is?
315. In gastrointestinal tract of poultry gastric juice is secreted in?
316. Which one is not correctly matched?
317. In honeybees, hind legs are modified into?
318. Which one is not a tool of farm management?
319. Which one is non-acid farming?
320. Which one is an essential element for plant growth?
321. In lactating cows if there is a case of milk fever it can be treated by injecting?
322. Which of the following you connect with mycorales?
323. In munsell notation 10 YR 6/4-10 YR is?
324. In non-pregnant cows heat cycle (estrous cycle) is repeated every?
325. In normal production of hybrid maize seed which class of seed is produced?
326. Which of the following statements represent true concept of extension evaluation?
327. In personal contact most effective approach is?
328. In sheep, oestrus cycle is repeat every?
329. In some plants organic acids accumulate during the night and disappear during the day. Such plants are?
330. In some plants, particularly tropical plants the predominant compounds formed after very short period of photosynthesis in the presence of CO2 are malic and aspartic acids, these plants are?
331. In sugarcane breeding the initial selection after hybridization is done in the generation?
332. In the digestive system of non-ruminant herbivores cellulose(present in plant material) is digested in?
333. In the digestive tract of poultry food is crushed and around in?
334. In the presence of C2, fixation of CO2 takes place in?
335. Which of the following statements is correct regarding transpiration?
336. In which crop the use of blue green algae as a bio-fertilizer will be most useful?
337. In which of the following method of vegetative propagation plant part is usually detached before rooting?
338. In which of the following plants, fruits are formed inside the soil?
339. In which of the following fruits, are botanically called as hesperidium?
340. In which of the plot design the number of replications equals the number of varieties?
341. Incompatibility can be?
342. Which of the following seed rate of TPS is recommended for planting one hectare area?
343. Which of the following particle in soil is considered finest?
344. Hen and chicken disease of grape is due to?
345. Inter cropping of mustard with potato is recommended in?
346. Interculture in groundnut is avoided at?
347. Intima is absent in?
348. Introduced material can be utilized by?
349. Irrigations in gram are recommended at?
350. Isolation depends upon?
351. Isolation distance for the production of double cross seed in maize should be at least?
352. Isoproturon is a?
353. It occur in presence of the sunlight due to deficiency of Fe, Zn, and B or due to influence of low temperature that is called?
354. Which of the following microorganism is as associated with ammonification?
355. Jam can be prepared from?
356. Jassid of cotton can be controlled by?
357. Jelly can be prepared from?
358. Jelly is?
359. What is white yorkshire?
360. What is the seat of milk synthesis in the body of a cow?
361. Who stated, “life is a photochemical phenomenon”?
362. Kreb’s cycle is also known as?
363. Which of the following media can be used for vegetative propagation?
364. Which of the following is visible through nacked eyes?
365. Which of the following is tropical fruit crop?
366. Larva of butterfly is known as?
367. Late blight of potato can be controlled by?
368. Lateral roots formation is the root hair zone of?
369. Laterite soils are poor in?
370. Latest method for the improvement of cattle and buffaloes is?
371. Law widely used for determining particle size distribution in soils is?
372. Leaf rust of coffee is caused by?
373. Which of the following is stem vegetable?
374. Light-driven reactions in the chloroplasts are?
375. Lignin content (%) in soil organic matter is about?
376. Line passing through the least cost points in the isoquants map is called?
377. Linkage groups in maize are?
378. Little leaf of brinjal is caused by?
379. Live-stock insurance is included in?
380. Which of the following is root vegetable?
381. Which of the following are often cross-pollinated?
382. Loose smut of sorghum is?
383. Loose smut to wheat is controlled by seed treatment with?
384. Lycopene pigment is present in?
385. Lycopersicumesculentum is —------- flowering plant?
386. Maize (for green cobs)-autumn cane-ratoon-wheat will have cropping intensity of?
387. Which of the following is not the element of key step in the process of programme planning?
388. Which of the following is not kharif season weed?
389. Marble is an example of?
390. Marginal product is ratio of?
391. Marketing surplus is?
392. Modern theory of wages and employment is given by?
393. Marmalades can be prepared from?
394. Maximum yield of mustard obtained at plant geometry of?
395. Meiosis leads to?
396. Mendel’s laws of inheritance operate during?
397. Meristem culture is useful for?
398. Milk fever in cattle is caused due to?
399. Milk production trait is a?
400. Which of the following is not a organic mercury fungicides?
401. Mitochondria and chloroplast both?
402. Mitochondria are found in?
403. Mohair is the long lustrous, soft hair covering produced by?
404. Moniliform antinnae is in?
405. Monocrotophos is?
406. Most common method of identification of pigs is?
407. Most commonly used nitrogen fertilizer these days?
408. Most critical growth stage for irrigation in wheat crop is?
409. Most effective growth regulator for rooting of most of the cuttings is?
410. Which of the following is not a method of group communication?
411. Most inhibitory effects of high auxin concentration are due to formation of excessive amount of?
412. Most serious disease of pea is?
413. Motile zoospores are the chief characters of the subdivision?
414. Movements of a plant organ in response to directional fluxes or gradients in environmental stimuli are called?
415. Movements whose direction is determined by the morphology of the plant are called?
416. Flooding of soil grown plant show?
417. MPP (marginal physical product) of a variable input is negative in?
418. Which of the following is more suitable for control of phalaris minor in wheat field?
419. Mulberry silkworm is?
420. Mulching is an important agricultural practice. One of the chief aim of this practice is?
421. Multiple effects of a gene are called?
422. Muriate of potash is chemically known as?
423. Mustard sawfly belongs to family?
424. Mycorrhiza makes—----available to plants?
425. Which of the following is lowest in total digestible nutrients content?
426. Name the objective of training and pruning of plants?
427. Which of the following is low volume sprayer?
428. Name the poultry bird used for broiler purposes?
429. Neem cake is used to increase the efficiency of urea by?
430. Neem seed kernel extract act as?
431. Nematode control by heat treatment can be done by?
432. Nematodes can be controlled by?
433. Nematodes may be?
434. Nematodes in citrus crop can be controlled by?
435. Nicotiana tabacum is—------flowering plant?
436. Nitrogen (N) in NADP stands for?
437. Nitrogen fixation is done by?
438. Non expanding 1:1 clay mineral is?
439. Normally average semen volume ejaculated at a time by a breeding bull is?
440. Normally mineral content(%) of soil volume is about?
441. Which of the following is inflorescence vegetable?
442. Number of ATP molecules released from oxidation of one molecule of glucose?
443. Which of the following is genetically heterogeneous?
444. Nutrient availability to plant is maximum in ph range between?
445. Object of pruning is?
446. Objectives of hybridization are?
447. What is the recommended composition of bordeaux mixture for the control of late blight of potato at early stage?
448. One gene may have no visible effect union a second gene is present. This is?
449. One molecule of glucose on complete oxidation yields?
450. One nanometer is equal to?
451. One of the best dual purpose breeds of cow is?
452. One of the edible species mushrooms under cultivation is?
453. One of the important fixed costs on a farm is?
454. One of the most effective herbicide used in cultivation of C4 crop plants is?
455. Onion is used for medicinal value for?
456. Which of the following is example of photoperiodic responses exhibited by plants?
457. opaque -2 maize composites are richer as compared to normal maize is?
458. Organic catalysts in the animates are called as?
459. P content in DAP is?
460. Parasitic flowering plant mistletoe belongs to family?
461. Parthenogenesis in mustard aphid (lypaphis erysimi) is combined with?
462. Patterns of evolution is?
463. Peat soil are generally characterized as?
464. Pectinophora gossipiella is known as?
465. Which of the following is ethylene absorbent?
466. Which of the following is controlled by gibberellic acid?
467. Periodic occurrence over a large area, more population affected, the disease is?
468. Ph value of freshly drawn milk is?
469. Phalaris minor is an important weed of?
470. Photochemical excitation in chloroplasts is directly responsible for?
471. Photoperiod required to induce flowering in plants is called?
472. Photoperiodically, high yielding triple dwarf wheat is a?
473. Photorespiration is the characteristic of?
474. Photorespiration takes place in?
475. Photosynthetically, triticum aestivum is a?
476. Physical basis of life is?
477. Physical need of a person is?
478. Physiological sepparation of plant part is called a?
479. piezometer is an instrument to measure?
480. Pigments found in photosynthetic bacteria are?
481. Which of the following is connected with ascomycotina?
482. Plant food manufactured by the process of photosynthesis in the presence of a nutrient in chlorophyll is?
483. Plant quarantine is included in which of the following nematode control method?
484. Planting of succeeding crop before the harvest of the standing crop is known as?
485. Plants adopted to saline habitat are called?
486. Plants affected by seed born disease in certified seed production filed must not be more than?
487. Plants that utilize primarily RuBP to fix CO2, which results in the formation of the three-carbon compound 3-PGA, are called?
488. Plot design when varieties are arranged in the same order in every replication is known as?
489. Plum moth is a pest of?
490. Plunger pump is used for spraying?
491. Which of the following is also referred to as opportunity cost?
492. Porosity is highest in?
493. Potassium metabisulphite is used as preservative in?
494. Potassium content is maximum in?
495. Potato leaf roll virus is transmitted by?
496. Potato provide vitamin?
497. Potato tube moth belongs to family?
498. Which of the following is a ripening hormone?
499. Powdery mildew disease is a serious problem in?
500. Powdery mildew of grapevine is caused by?
501. Price, which necessarily covers the variable cost and fixed price is the?
502. Which of the following is a cross breed of sheep?
503. Primary source of nitrogen for plants is?
504. Principle of equi-marginal return is applied when?
505. Principle of extension education is?
506. Which of the following intercropping system has synergistic effect on component crop?
507. Production of foundation seed is the responsibility of?
508. Profit is due to?
509. Protein portion of an enzyme responsible for specificity is known as?
510. Which of the following fruit is not suitable for jam making?
511. Puccinia recondita causes?
512. Puccinia triticina is causal organism of?
513. Pungency in radish is due to?
514. Pure line may be defined as the progeny of?
515. Pure seed in foundation and certified seed must be?
516. Purpose of extension evuluation is?
517. Which of the following factors affects the seed?
518. Which of the following disease is caused by mycoplasm like organism?
519. Which of the following crops requires more amount of water to grow?
520. Pyricularia oryzae is the causal organisms of?
521. Pyrilla belongs to the family?
522. Quality muskmelon fruits are produced under?
523. Quantasomes are present in the?
524. Quartz is the principal component of?
525. Radio mass medium is characterized by?
526. Which of the following cost is substracted from gross income (G.I) to get the value of family labour income?
527. Rancidity in sunflower oil is caused by?
528. Which of the following concentrates contains maximum amount of digestible nutrients?
529. Raspberry, chrysanthemum and garbera are vegetatively propagated by?
530. Red hairy cateroillar is?
531. Red rot in sugarcane is caused by?
532. Refractometer is used to determine?
533. Registered seed is produced from?
534. Which of the following compound provide the necessary energy and reducing power for CO2 fixation and reduction?
535. Relationship among micro organisms where one organism hinders the growth of other, is known as?
536. Relationship between phenotypic varience (Vp) genotypic variance (Vg) and environmental varience (Ve) can be shown as?
537. Relationship in which one organism gets benefited without affecting the other is called?
538. Who propounded the population theory first?
539. Rental value of land is the part of?
540. Which of the following chemicals is widely used for purifying drinking water?
541. Representative minerals in early weathering stages 1 to 3?
542. Which of the following approaches in extensionhas got the highest intensity if influence?
543. Retting of jute is a?
544. Reversion occurs due to?
545. Rhizobium bacteria is?
546. Rhizomes are referred to as—-----became they grow horizontally?
547. Richest source of vitamin A is?
548. Richest source of vitamin C is?
549. Which part of the plant is used for rooting of the bryophyllum, glauxima and peperima?
550. Risk is minimised in?
551. Rock phosphate can be safely used in?
552. Roller vane rotatory pump is used for—------spraying?
553. Which molexule serves as the principal carbon acceptor in the calvin benson pathway?
554. Root knot disease of tomato is caused by?
555. Rural sociology is one of the speciallized fields in?
556. Which is the correct row ratio for intercropping of mustard with wheat?
557. Rust disease of linseed is caused by?
558. Sanitation, flooding, fallow and crop rotations are the —--------- method for controlling nematodes?
559. Scarcity rent arises due to?
560. Scirpophaga nivella is?
561. Which is dwarfing rootstock for mango?
562. Secondary roots and shoots are —----- that is they grow to a position at an oblique angle to the gravitational force?
563. Sedimentary rocks are?
564. Seed available for general distribution of farmers for commercial crop production is?
565. Seed developed by any cell except egg cell, is termed as?
566. Seed production of late varieties of cauliflower can be taken in?
567. Seed testing is done for?
568. Seedlessness in grapes is due to?
569. Selective permeability is the property of the?
570. selfing ?
571. Self pollination in a cross pollinated crop plant leads to?
572. Sexual spores of puccinia gramini tritici are?
573. Which gas is released from paddy field?
574. Short duration crop grown between two main crops is known as?
575. Short term credit faculty is for the purpose?
576. Sieve plate is present in?
577. Silk worm caterpillar require —----- gms of leaves during entire life?
578. Single plant progeny of self pollinated crop is?
579. Single super-phosphate contains phosphorous mainly in the form of ?
580. Slate is made from sedimentary rock is an example of?
581. Socially prescribed forms of behaviour, transmitted by tradition and enforced by society is called?
582. Sodium benzoate is added for the preservation of fruit juice in the concentration of?
583. Soil having high concentration of soluble salts and exchangeable sodium percentage is greater 15 are?
584. Soil is said to be medium in organic carbon if the percent organic carbon in soil is in between?
585. Soil strength is measured by?
586. Soils containing less than 280 kg nitrogen per hectare then these are called—------in avaiable nitrogen?
587. Soils containing organic carbon less than 0.5% than soil is —----- in organic carbon?
588. Soils known as medium in available phosphorous contain?
589. Soils most retentive of moisture and cracks in dry season?
590. Solubility of rock phosphate can be improved by?
591. Soluble sugars transported through phloem are?
592. Source of impurities in hybrid seed production is?
593. Soyabean originated in?
594. Specific example of a photonastic plant is?
595. Specific surface (m^2/g) of montmorillonite clay?
596. Splitting of pods is caused by?
597. Sponging type of mouth part present in?
598. Spot out family monocotyledony?
599. Starch and cellulose are also known as?
600. Steps in extension teaching are?
601. Sterilization by steaming for 30 min on three successive days is known as?
602. Striga is a partial —--------- parasite?
603. Which form of nitrogen is available in urea?
604. Sugar cane seed is supplied to the cultivators in the form of?
605. Sunflower originated in?
606. Surface area (cm^2) of 1 g of silt particles (0.02-0.002 mm) is about?
607. Symptoms of stem gall of coriander development due to?
608. Symptoms of virus diseases are?
609. Synonym of krebs cycle is?
610. T budding is also known as?
611. Which element is the mineral constituent of chlorophyll?
612. Teliospores are—-----spores?
613. Tensiometer can accurately measure soil moisture tension up to?
614. Test cross is?
615. That X-rays induce mutations was established by?
616. The hexagonal system of orchard layout occupies —------- trees than square system?
617. The carrier concept in the transport of ions across the membrane?
618. The ability of an inbred to transmit desirable performance to its hybrid progenies is, its?
619. The accept ways of eating, meeting folks, wooing, training the young one, supporting the aged etc. are called?
620. The alternate host of black/stem rust of wheat is?
621. The area that can be ploughed by a desi plough in a day is?
622. The arrangement of component fibrils in the zoospores of eukaryote organisms consists of?
623. The art and science of cultivation of forest tree species or arrangement of forest tree species is called?
624. The asexual progeny of a plant is called?
625. The atmospheric concentration of CO2 under which photosynthesis just compensates for respiration is referred to as the?
626. Which element has greater significance in biological nitrogen fixation?
627. The basic haploid chromosome number in the genus arachis is?
628. The best approach to study agricultural marketing is?
629. The best suited area for poultry birds should have the temperature?
630. The bitterness in colocasia corms is due to the presence of?
632. The botanical name of mandarin is?
633. Which element causes dispersion of soil particles?
634. Which country is the place of origin of potato?
635. The building in which cocoons are reared for the production of raw silk is called?
636. The capacity of a soil to resist appreciable change in PH value is known as?
637. The capacity to do work is known as?
638. The carbamate insecticide is?
639. The carbohydrates produced in leaves cannot be translocated to diffrent growing parts of plants in the absence of?
640. The causal agent of mango-malformation is?
641. The causal agent of sandal spike is?
642. The causal organisms of black rust of wheat is?
643. The causal organism of loose smut of wheat is?
644. Which clay mineral is rich in potash?
645. Which clay is most dominant in black soil?
646. The characteristics of bioassay must include?
647. The chemical or mixture of chemicals released by an organism to outside environment is?
648. The choice of combine kafir 60, male sterile line was based on information that?
649. The colour of egg yolk depends on absence or presence of?
650. The commercial utilization of synthetic varieties in maize was first suggested by?
651. The common name of emmalocera dipressella is?
652. The common wheat is?
653. When two single crosses say (A x B) and (C x D), are crossed the resulting hybrid population (A x B) x (C x D) is known as?
654. The compounds that in the plant can be converted into auxins are called?
655. The concentration of CO2 on high altitudes?
656. The concept of farming is best explained by?
657. When two non-allelic genes are required to produce a single effect then the gene action is?
658. When total utility is maximum, marginal utility is?
659. The crop, which can be propagated by hard woodcutting?
660. The crown roots in wheat appear?
661. The degree to which the variability of a quantitative character may be transmitted to the progeny is referred to as?
662. The depth of water stored in root zone between field capacity and permanent wilting point is known as?
663. The downward movement of surface soil water is known as?
664. When total product is maximum the marginal product is?
665. The edible part of pomegranate is?
666. The electrical conductivity (ds m^-1) limit of a saline soil is?
667. The electron transport carriers are located in the?
668. The element, which is responsible for approximatelly fifty percent of the dry matter in crop, is?
669. The empirical formula of the chlorophyll molecule is?
670. The end product of glycolysis is?
671. Biological cursor of ethylene is?
672. Root anaerobiosis in tomato resulted in?
673. The energy possessed by a particle by virtue of its position is called?
674. The family which one sets up after one’s marriage is known as?
675. The farmers having land upto two hectares is called?
676. The farming methods and cropping systems depend uopn?
677. The first commercial hybrid variety was released in?
678. The center of origin of soyabean is?
679. When the sex mature at different time condition is called ?
680. The food product preserved in common salt or in vinegar is called?
681. The formation of most ATP in mitochondria takes place by means of a process known as?
682. The fungi are included among the eukaryotes because?
683. The genetic basis of pure line was given by?
684. The genetically pure seed of an improved variety possess?
685. When the income from each of the different enterprises on a farm is less than 50 percent of the total farm income, the farming is known as?
686. The green lamellae of chloroplast from sac like structure, known as?
687. The group of elements form part of micronutrients for plant growth?
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6
688. The hard fore wings in an insect meeting together to form a straight mid dorsal line is a character of?
689. The herbicides containing carbon and hydrogen in their molecule are called?
690. The hormones that initiate for formation of floral primordia or promote their development are called?
691. When the elasticity of production function is less then one it indicates?
692. The hydrogen ion concentration at PH 6 is?
693. The initial acceptor of the carbon dioxide molecule?
694. The intensity of light in which the CO2 utilized in photosynthesis is equal to that liberated by respiration is called the?
695. The isolation distance for certified seed production of pea should be?
696. The isolation distance for producing certified seed of cole crops is maintained at?
697. The law of diminishing return refers to an eventual fall in?
698. The leaves of C4 plants are characterized by?
699. The lowest temperature at which all bacteria of a given species are killed after an exposure of 10 minutes under standard conditions is called?
700. The lowest temperature at which growth and multiplication of an organism occur when other environmental factors are kept constant?
701. The main objective of farm management is to obtain?
702. The main objective of preserving foods is?
703. When several commodities are demanded together for certain common purpose, it is called?
704. When seeds of two or more crops are mixed and sown without any set geometric relationship of arrangement, it is known as?
705. When plants become elongated and yellow often loosing the strength, in absence of sunlight is known as?
706. The maximum CO2 concentration is found at high intensity of?
707. The maximum percentage of nitrogen is available in?
708. The modified F2 ration for duplicate genes is?
709. The most common herbicide used for controlling weeds in pulse crop is?
710. The most commonly used test to estimate the combining ability in species where pollination control is difficult is?
711. The most concentration fertilizer used for nutrient supply is?
712. The most critical stage for irrigation in upland rice is?
713. The most desirable principle of insect control is?
714. The most difficult problem in the production seed potato is the production of?
715. The most important characteristic of prokaryotes?
716. When new variety of a crop is introduced, which farm management approach is appropriate?
717. The most influential type of demonstration is?
718. The most reliable method for pregnancy test is?
719. The most suitable stage of the pollen grain for pollen culture is?
720. The most suitable temperature for the germination of seeds of rabi crops is?
721. The most toxic isomer in BHC is?
722. The most virus prone crop is?
723. The most widely used method in hybrid seed production is?
724. The nitrogen content (%) in ammonium sulphate nitrate is?
725. When MPP is zero, TPP is at its maximum, because?
726. The object of agro-forestry is?
727. The optimum plant population per hectare of sorghum is?
728. The optimum seed rate (kg/ha) for soyabean is?
729. The organic compound other than nutrients that in small amounts promote, inhibit, or otherwise modify a physiological process in plants are called?
730. The origin hormone of rice is?
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731. The pathogen of loose smut of wheat is?
732. The per hactare seed rate for nicotiana rustica is?
733. The per hectare seed rate for saccharum officinarum is?
734. The performance of a combination of two specific inbreds in a particular cross is?
735. The pH is defined as?
736. The pH of a decinormal solution of HCl is?
737. The pH of a solution increases from 7 to 11, the solution becomes progressively more?
738. The pH of sodic soil is?
739. The phenomenon of heterothallism was first reported by?
740. The phenomenon of uptake of water at the expense of energy by the cell and usually against osmotic phenomenon is known as?
741. The photolysis of water takes place in the?
742. The physical characteristics of pure seed of an improved variety possess?
743. The plant growth not sensitive or responsive to gravity is known as?
744. The plant part to be cultured in vitro is known as?
745. The plants, which flower after a critical day length is exceeded, are called?
746. The plants, which flower when the day length is less than a certain critical length, are called?
747. The point where the total revenue line and total cost line intersect is known as?
748. The pollen collecting basket in the honeybee lies on?
749. The powerful inhibition of root and stem growth is?
750. The practice of rearing silkworms for obtaining raw silk is known as?
751. The preferred method of controlling loose smut of wheat is by?
752. When marginal utility is zero, total utility is?
753. The primary objective of green house cultivation of vegetables is?
754. The principal method of breeding groundnut is?
755. The principle way in which P and K ions move from the soil to the root of field crop?
756. The process involved in the decomposition of organic matter and leading to the formation of humus is?
757. The process of removal of excess water from the land surface is called?
758. The process through which all existing organism in a medium are killed?
759. The production of alcohol from hexoses is termed?
760. When marginal product increases at increasing rate, then?
761. The progeny of a single self pollinated homozygous plant is called?
762. The proportion of oxygen in the air is?
763. When gene hides the effect of a second gene when both are present. It is called?
764. The pulse rate per minute of fowl is?
765. The pupae of silkworm are killed day before the emergence of moth?
766. The quickest method for starting a lawn is by?
767. The rate of application of EDB and aluminium phosphide for control of stored grain insect pests is respectively?
768. The rate of ear parent to pollen parent rows, in production of maize does not exceed?
769. The recommended age of mating of rams is?
770. The red colour in tomato is due to pigment?
771. The regulators produced by plants, which in concentrations regulate plant physiological processes are called?
772. The regulators that effect flowering are called?
773. The requirement of fruit per day per capita is?
774. The rotation intensity of maize-wheat+gram-moong is?
775. The science which deals with the study of bacteria, is called?
776. The science, which deals with the study of virus, is called?
777. When certain fungus is associated with roots of particular plants and this association benefits both, it is called?
778. The scientific name of desert locust is?
779. The second cephalic segment in insect contains the pailed-appendages modified to form?
780. The second stage of production starts from the point where?
781. The seed produced by the breeder who developed the particular variety is?
782. The sequence of assimilation of CO2 in photosynthesis was determined by?
783. The shortest time required to kill all bacteria of a given species in a given substances of a prescribed temperature is called?
784. The silk consists of protein?
785. The soil structure in B-horizon of solonetz soils is?
786. The study of development and protection of forests for timber and other plant products used in industry?
787. When both sex mature at same time the condition is called?
788. The sub-agroclimatic zones in the upper gangetic plain are?
789. The substrate concentration at which the rate of enzyme catalyzed reaction is half of its maximum velocity is termed as?
790. The substrate that are relatively reduced, such as fats will yield RQ values?
791. The substrates that are highly oxidised such as the acids of kreb’s cycle of R.Q value will be?
792. The suppressed gene during epistasis is known as?
793. The synthesis of messenger-RNA is known as?
794. The temperature, which favours the most rapid growth of an enzyme is?
795. The term ‘market margin’ implies?
796. The term used to describe the use of living material to test the effect of known and putative biologically active substances such as phytochromes?
797. The theory of germplasm was given by?
798. The total depth of irrigation to crop?
799. The total nitrogen present in a fertilizer is calculatedin terms of?
800. The total number of elements essential for plant growth and development is?
801. The trade name of aluminium phosphide is?
802. The type of male sterility exploited in the production of hybrids in pearl millet is?
803. The type of male sterility exploited in the production of hybrids in sorghums is?
804. The types of gametes to be produce by an individual of genotype Aa BB Cc DD is?
805. The upper limit of available water in soil is determined at?
806. The variance contributed by alleles having linear quantitative effects is?
807. Term genetics was coined by?
808. The vertical distance between the water surface at the source and at the outlet is called?
809. The volume of water discharged per unit of time from the well is called?
810. The wavelength of light those are capable of affecting plant growth lie between?
811. The wilt of gram crop can be controlled by?
812. The word poultry strain is synonym to?
813. The yellow colour in onion is due to the pigment?
814. The zero-tillage concept was first postulated by?
815. There is only one generation in a year in?
816. Thick white (firm white albumin) present in the eggs of poultry is secreted in?
817. Tick the correct group of plant nutrients, which act as energy exchangers?
818. Tift 23 A, a cytoplasmic male sterile line is of?
819. To measure moderate and high pressure as well as negative pressure, it is suitable to use?
820. To measure pressure above or below the atmospheric pressure?
821. To obtain haploid plants—-------is useful?
822. To prevent the horns from developing in calves dehorning (debudding) is done?
823. Tobacco is native to the?
824. Tomato crop is?
825. Total area which can be irrigated by the certain channel or project is called?
826. Total revenue will remain unchanged if price elasticity of demand is?
827. Total weed seed in foundation seed must not be more than—------per kg of seed?
828. Transpiration in plants is most rapid when?
829. Treatment of fruits and vegetables with boiling water or steam for short periods, followed by cooling prior to canning is called?
830. When all varieties appear in each replication of the experiment and are arranged in a random order within the replication, the design is called?
831. Tree crop, which can be propagated by root cutting?
832. Trichogramma minutum parasitises in the?
833. Trifolium alexandrinum is the botanical name of?
834. Triticale is?
835. Triticale is the most successful synthetic allopolyploid produced by crossing?
836. Tuber roots are used as a vegetables in the crop?
837. Two genes may produce the same effect but the effect will be intensified if both genes are present. This is called?
838. When a segment of a chromosome is missing, the condition is known as?
839. Under deep-litter system of poultry farming space required per bind is?
840. Under dry land farming conditions, the most efficient crop from water use point of view is?
841. When a maize variety is crossed with an inbred, it is said to a?
842. Urea super-granule is efficient source of nitrogen for waterlogged paddy because?
843. Using artificial insemination method by diluting bull semen, number of possible cows breed per ejaculate of bull semen is?
844. Utility is measured in terms of?
845. VA micorrhiza promote mainly the plant uptake of?
846. Variety of sorghum recommended of dry farming is?
847. Vegetable occupy—----% of the total cultivated area?
848. Vegetables are canned in?
849. Vegetative propagation in fruits is adapted for?
850. Washing soda is the common name of?
851. Washington navel orange belongs to species?
852. Water and inorganic nutrients are translocated through?
853. Vax coating treatment enhance the shelf life of fruits because it blocks?
854. When a growing plant is illuminated by a unilateral light, it responds by bending toward the light. This effect is called?
855. What will be the specific gravity of the liquid if its corrected lactometer reading was found to be zero?
856. What is pork?
857. What is the cause of rinder pest diseases?
858. What is the name of the first compartment of the stomach of ruminant?
859. What is the number of mammary glands in a buffalo?
