agronomy MCQs – Page 14

Practise focused agronomy questions with marked answers for exam preparation and subject revision.

agronomy Mcqs

261. The oxygen concentration in the air is________________?
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A. 45%

B. 21%

C. 16%

D. 30%

262. The technical name of janter is_________________?
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A. S. mavretiana

B. Sesbania sesban

C. S. aphylla

D. S. oleaides

263. Removal of branches for forage is________________?
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A. Lopping

B. Foraging

C. Litter

D. None of the above

264. Hyderabad district area is in_________________?
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A. None of the above

B. Cholistan range area

C. Raygistan range area

D. Thai range area

265. What is SAZDA_______________?
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A. None of the above

B. Sindhi Arid Zone Development Authority

C. Sindhi Agricultural Zonal Development Authority

D. non of these

266. Use of linear measurements of plumule growth as a vigour test was first suggested by_______________?
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A. Woodstock (1976)

B. Germ (1949)

C. Maguire (1962)

D. Baskin (1972)

267. If the quantity of organic matter is more than 50% is called________?
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A. Sandy soil

B. Clay soil

C. All of these

D. Peat soil

268. Wheat plant belong to__________?
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A. C3 plant

B. C4 plants

C. None of above

D. CAM

269. Seed leachate conductivity is significantly higher in seeds having_________________?
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A. Lower shoot weight

B. Higher root weight

C. None of the above

D. Higher shoot weight

270. Abnormal seeding growth in rice is more closely related, with______________?
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A. IID grains

B. LD grains

C. Both a & b

D. None of the above

271. Hot desert has mean annual temperature of___________________?
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A. 30C

B. None of the above

C. 50C

D. 40C

272. Which area of Pakistan is best for agriculture________?
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A. Sindh

B. Punjab

C. Baluchistan

D. Kpk

273. Plants uptake their nutrients from____________________?
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A. Air

B. Water

C. So

D. All the above

274. Very hot and winterless condition is__________________?
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A. And

B. Tropical

C. Temperature

D. None of the above

275. Due to phosphorus deficiency in plants____________________?
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A. All the above

B. Poor flowering and fruil selling occurs

C. Roots do not develop properly

D. Plants mature late

276. The depth of irrigation water required for the full crop period is called_________?
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A. None of these

B. Delta of water

C. Crop water required

D. Water required

277. Seeds of wheat, paddy and maize showed positive correlation germination (%) and viability (%) as determined by________________?
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A. Tz test

B. Grow put test

C. Test of genetic purity of seeds

D. Ageing test

278. Electrolytes leakage is found greater in______________?
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A. All the above

B. HD grains

C. non of these

D. LD grains

279. Who described the method of estimating seed vigor on the basis of colour intensity of stained seed________________?
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A. Kittock and Law (1969)

B. Maguire (1962)

C. Woodstock (1976)

D. Nicolls & Heu Decker (1968)

280. the layer of atmosphere which blocks ultraviolet radiation from sun is___________________?
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A. Stratosphere

B. Ozone

C. Ozosphere

D. All the above

Showing 261 to 280 of 308 mcqs