Agriculture MCQs

Page No. 131

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


aGrow put test

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bTz test

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cTest of genetic purity of seeds

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dAgeing test

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View Answer Tz test

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


aWoodstock (1976)

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bKittock and Law (1969)

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cMaguire (1962)

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dNicolls & Heu Decker (1968)

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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

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b200 plants

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c300 plants

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d400 plants

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View Answer 300 plants

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


aLeaf borer

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bStem borer

✓


cRoot borer

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dAll of the above

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View Answer Stem borer

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


aBiological yield

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bMass

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cPhysical productivity

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dNone of the above

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View Answer Biological yield

Initial vegetation that invades and occupies the area is called_________________?


aPioneer

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bRange

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cResin

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dNone of the above

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View Answer Pioneer

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


a<2%

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b<1%

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c<5%

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d10%

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View Answer <1%

Hot desert has mean annual temperature of___________________?


a50°C

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b40°C

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c30°C

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dNone of the above

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View Answer 30°C

Removal of branches for forage is________________?


aLitter

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bLopping

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cForaging

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dNone of the above

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View Answer Lopping

Mesophytes are grown in__________________?


aDry condition

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bMoist places

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cDesert area

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dNone of the above

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View Answer Moist places

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