Agriculture MCQs

Page No. 153

Critical factors for crop production is________________?


aLand


bWater


cPure seed


dFertilizer


View Answer Pure seed

Crop rotation means growing_________________?


aSame crops


bGrowing green manures


cGrowing different crops


dGrowing fodder crops



Plants which grow on dry region are____________________?


aXerophytes


bThermophytes


cHydrophytes


dHalophytes


View Answer Xerophytes

Allclopatluc interactions in general and the allelochemicals in particular are viewed as an important tool for_______________?


aPest and insect management


bDisease and pest management


cWeed and pest management


dNone of these



Allelopathy is an important component in the development of future integrated strategies for____________?


aSoil management


bWeed management


cWater management


dNone of these


View Answer Weed management

Annual rye grass releases a chemical through its root that prevents________________?


aCrop seeds


bWeed seeds


cBoth A and B


dNone of these


View Answer Both A and B

Effects of allelopathic compound in the life cycle of plants cause inhibition of________________?


aseed deterioration


bseed germination


cseed swelling


dNone of these


View Answer seed germination

Raising of only one crop in a year, when there is seasonal supply of water is called______________?


aMonocropping


bMonoculture


cSpecialized farming


dIntensive cropping


View Answer Monocropping

Root rot of cotton is a_________________?


aBacterial disease


bViral disease


cFungal disease


dNone of the above


View Answer Fungal disease

Sex pheromones traps are used for the pest of__________________?


aPink boll worm


bAmerican boll worm


cBoth A and B


dNone of the above


View Answer Both A and B

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