2017
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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20-23 %
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53 %
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30-35 %
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45 %
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Detailed explanation-1: -About 30-35 % of annual crop yield in India gets wasted because of pests. Large-scale crop-loss is having an adverse effect on agricultural biosafety. It is paramount to food security of country.
Detailed explanation-2: -Agricultural pests-insects, weeds, nematodes and disease pathogens-blemish, damage or destroy more than 30 percent of crops worldwide. This annual loss has remained constant since the 1940s, when most farmers and ranchers began using agrichemicals to control pests.
Detailed explanation-3: -At present, around 10-16% of global crop production is lost to pests – including insects, fungi and bacteria. Thousands of insect species are known to threaten food production.
Detailed explanation-4: -The insect pest cause on an average 15 –20% yield losses in food and cash crops. Due to heavy of Insecticides use in agricultural field, the natural biocontrol agent’s numbers are drastically declined in study area.
Detailed explanation-5: -Pests destroy our crops in many ways: Eating leaves of crop plants. Sucking out plant juices. Boring into the leaves, roots and stems.