Agriculture MCQs

Page No. 131

Seeds of wheat, paddy and maize showed positive correlation germination (%) and viability (%) as determined by________________?


aGrow put test


bTz test


cTest of genetic purity of seeds


dAgeing test


View Answer Tz test

Who described the method of estimating seed vigor on the basis of colour intensity of stained seed________________?


aWoodstock (1976)


bKittock and Law (1969)


cMaguire (1962)


dNicolls & Heu Decker (1968)



Oka (1975) has suggested that me population size suitable for maintenance and seed production of a commercial crop of a self pollinated species should be________________?


a100 plants


b200 plants


c300 plants


d400 plants


View Answer 300 plants

In rice, high silicon content, in shoot confers resistance to_________________?


aLeaf borer


bStem borer


cRoot borer


dAll of the above


View Answer Stem borer

The total dry matter produced by a plant as a resulting photosynthesis is called_______________?


aBiological yield


bMass


cPhysical productivity


dNone of the above


View Answer Biological yield

Initial vegetation that invades and occupies the area is called_________________?


aPioneer


bRange


cResin


dNone of the above


View Answer Pioneer

The deficient level of N(%) in plants suggested by various workers is_________________?


a<2%


b<1%


c<5%


d10%


View Answer <1%

Hot desert has mean annual temperature of___________________?


a50°C


b40°C


c30°C


dNone of the above


View Answer 30°C

Removal of branches for forage is________________?


aLitter


bLopping


cForaging


dNone of the above


View Answer Lopping

Mesophytes are grown in__________________?


aDry condition


bMoist places


cDesert area


dNone of the above


View Answer Moist places

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