Agriculture MCQs

Page No. 149

The equipment used for separating, cleaning and grading small seeds from given sample is______________?


aSeed blower

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bSeed sorter

✓


cSeed divider

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dA and B

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View Answer Seed sorter

The enzyme responsible for biological nitrogen fixation is________________?


aLipase

✖


bNitrogenase

✓


cIsomerase

✖


dKinase

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View Answer Nitrogenase

The major source of foreign exchange earning is________________?


aWheat

✖


bSugarcane

✖


cCotton

✓


dJute

✖


View Answer Cotton

Green revolution came into being due to evolution of_________________?


aWheat varieties

✓


bSugarcane varieties

✖


cCotton varieties

✖


dAll of the above

✖


View Answer Wheat varieties

Root nodules in plants help in___________________?


aPhotosynthesis

✖


bNitrogen fixation

✓


cAeration

✖


dRespiration

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View Answer Nitrogen fixation

Excess of nitrogen to plants causes_________________?


aDelay in ripening

✓


bDelay in growth

✖


cDelay in germination

✖


dall of the above

✖


View Answer Delay in ripening

Penetrometer are used for measuring__________________?


aSoil tilth depth

✓


bSoil moisture

✖


cSoil compaction

✖


dSoil seepage

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View Answer Soil tilth depth

2,4-d is synthetic herbicide derived from_______________?


aAmino acid

✖


bValine

✖


cAuxins

✓


dCytokmins

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View Answer Auxins

In wheat total crop P uptake per ton of gram is about;__________________?


a5-20Kg

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b2-3Kg

✓


c5-7Kg

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d20-25Kg

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View Answer 2-3Kg

N mineralization is effected by soil pH_______________?


aBelow 6

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bAbove 6

✓


cAbove 10

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dNone of the above

✖


View Answer Above 6

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