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NEET UG BIOLOGY MCQ: STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION
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Understanding
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The high yielding hybrid crop varieties to exploit hybrid vigour, the farmers to purchase fresh hybrid seed every year because
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Correct option: C
It is always associated with increased heterozygosity
Option A (Hybrid vigour is not long standing due to inbreeding depression) is correct because hybrid vigor diminishes in subsequent generations due to segregation of alleles and increased homozygosity.
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Assertion : Man will flourish in all fronts if pests
are destroyed.
Reason : The elimination of pests would
increase the yield in agricultural production. Cocaine alkaloid is obtained from Which one is the real product of honey bee? More than 70% of livestock population is found in Variety of Brassica resistant to white rust is Pusa Shubhra is bred by hybridisation and selection for resistance to black rot and curl blight black rot is a variety of
are destroyed.
Reason : The elimination of pests would
increase the yield in agricultural production. Cocaine alkaloid is obtained from Which one is the real product of honey bee? More than 70% of livestock population is found in Variety of Brassica resistant to white rust is Pusa Shubhra is bred by hybridisation and selection for resistance to black rot and curl blight black rot is a variety of