agronomy MCQs – Page 9

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

agronomy Mcqs

161. The movement of water in soil profile is.known as__________________?
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A. Percolation

B. Absorption

C. All the above

D. Diffusion

162. One hectare is equal to___________________?
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A. 1.71 acre

B. 1.9 acre

C. 3.47 acre

D. 2.471 acre

163. Indus river is one of the longest river of Asia measuring about_____________________?
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A. 2500 Km

B. 3000 Km

C. 3200 Km

D. 2900 Km

164. Sunflower is allelopathic crop to many____________________?
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A. None of the above

B. Microorganisms

C. Weeds

165. Fertilizer application before seed sowing is called__________________?
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A. Basal application

B. Drilling

C. Broadcasting

D. Top dressing

166. The herb plants have___________________?
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A. All the above

B. Woody stem

C. Non-woody stem

D. Trunk

167. Prescribed germination percentage of foundation seed of ground nut is_________________?
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A. 70

B. 85

C. 90

D. 20

168. Drip method of irrigation is not suitable to close spaced crops because_________________?
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A. High water requirements

B. High cost on pipes

C. High pump pressure

D. Unavailable of technology

169. Foliar application of nitrogen means applying nitrogen in solution form to___________________?
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A. Flowers only

B. Whole plant

C. Stem only

D. Leaves

170. IPM stands for_________________?
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A. Integrated pest management

B. Interior pest management

C. International pest management

D. non of there

171. When crop plants adopt to a new environment are called___________________?
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A. Domestication

B. Accaumatization

C. Selection

D. Introduction

172. PASSCO stands for_______________?
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A. non of these

B. Pakistan Agriculture Service Supplies Corporation

C. Pakistan Agriculture Sugar Supplies Corporation

D. Pakistan Agriculture Seed Supplies Corporation

173. In countrys GDP, the cotton accounts for_________________?
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A. 10.15%

B. 2%

C. 2%

D. 5%

174. N mineralization is effected by soil pH_______________?
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A. None of the above

B. Above 10

C. Above 6

D. Below 6

175. The best soil for cotton cultivation is_________________?
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A. Silty soil

B. Clay loam soil

C. Loamy soil

D. Sandy soil

176. The series of transformation which a nutrient undergoes in the biosphere before returning to its original formed is called_______________?
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A. None of the above

B. Carbon cycle

C. Nutrient cycle

D. Nitrogen cycle

177. The Indus basin irrigation system has__________________?
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A. 19 Barrages

B. 25 Barrages

C. 11 Barrages

D. 41 Barrages

178. A nutrient element is said to be essential if___________________?
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A. Plants can not complete their life cycle in absence of that element

B. Deficiency symptoms can be removed by application of that putrid

C. All the above

D. Nutrients has some physiological function in metabolism of plant

179. The crops which are grown to reduce the soil erosion and natural losses by leaching is known as______________?
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A. Companion crops

B. Cover crops

C. Mixed crops

D. Ratooning crops

180. Part of embryonic axis which develops into root is called___________________?
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A. Coleorluza

B. Coleoptile

C. Radicle

D. Plumule

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