agronomy MCQs – Page 11

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

agronomy Mcqs

201. The productive branches of cotton are called________________?
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A. Fruiting branches

B. Sympodial branches

C. Monopodial branches

D. non of these

202. Plants which grow on dry region are____________________?
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A. Thermophytes

B. Xerophytes

C. Haplophytes

D. Hydrophytes

203. genetic purity is assessed through________________?
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A. Germination

B. Inspection

C. Seed testing

D. All the a b c

204. On the basis of yield of cotton per hectare which of the following country occupies second position______________?
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A. Turkey

B. non of these

C. Pakistan

D. China

205. In wheat total crop P uptake per ton of gram is about;__________________?
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A. 5-7 Kg

B. 20-25 Kg

C. 5-20 Kg

D. 2-3Kg

206. AZR1 is___________________?
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A. Attock Zonal research institute

B. None of the above

C. Agriculture zonal research institute

D. Arid zone research institute

207. Gassypium barbadense was originated in__________________?
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A. Central and South America

B. Central and North America

C. Central and South Asia

D. North Mexico and North America

208. Ratio of economic yield to biological yield expressed in percentage is called_______________?
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A. Dry matter

B. Total yield

C. Seed index

D. Harvest index

209. Solar energy emitted by sun reaches the earth surface absorbed and returned back in the form of___________________?
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A. Infra red radiation

B. X rays

C. None of the above

D. Infra blue radiation

210. Effects of allelopathic compound in the life cycle of plants cause inhibition of________________?
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A. non of these

B. seed germination

C. Seed swelling

D. Seed deterioration

211. CCRI stands for_______________?
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A. Cotton crop research institute

B. Center for crop research institute

C. Central cotton research institute

D. non of these

212. The seed dormancy of rice seed can be broken by putting into the oven at____________________?
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A. none of the above

B. 53c for 6 hrs

C. 45c for 6 hrs

D. 50c for 5 hrs

213. A region with an annual rainfall less than 10 inches comes under_________________?
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A. And climate

B. Semi-and climate

C. None of the above

D. Wet climate

214. Simple plains that lack photosynthesis pigments are called as_________________?
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A. Virus

B. None of the above

C. Bacteria

D. Fungi

215. In Bindi, production of foundation seed needs an isolation distance of__________________?
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A. 50 meters

B. 200 meters

C. 100 meters

D. 3 meters

216. Best time of sowing for cotton is______________?
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A. non of these

B. Mid May to mid July

C. Mid March to mid April

D. Mid June to mid July

217. In pulses, for the production of nucleus seed we require minimum of_________________?
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A. 400 plant progenies

B. 300 plant progenies

C. 200 plant progenies

D. 500 plant progenies

218. 2,4-d is synthetic herbicide derived from_______________?
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A. Valine

B. Auxins

C. Cytokmins

D. Amino acid

219. On the basis of yield of cotton per hectare which of the following country occupies first position ?
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A. India

B. Australia

C. America

D. Pakistan

220. Seed rate of cotton per acre is________________?
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A. 5-6 kg

B. 10-22 kg

C. 14-21 kg

Showing 201 to 220 of 308 mcqs