Class 12 NEET Biology Microbes in Human Welfare

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Question : 32 of 88

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Which one of the following is an example of carrying out biological control of pests/diseases using microbes?

(2012)

Trichoderma sp. against certain plant pathogens.
Nucleopolyhedrovirus against white rust in Brassica.
Bt-cotton to increase cotton yield.
Lady bird beetle against aphids in mustard.

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