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28/10/2021 12:33 pm
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Which one of the following is an example of carrying out biological control of pests/ diseases using microbes?
(1) Bt - cotton to increase cotton yield
(2) Trichoderma sp. against certain plant pathogens
(3) Lady bird beetle against aphids in mustard
(4) Nucleopolyhedrovirus against white rust in Brassica
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28/10/2021 12:35 pm
Correct answer: (2) Trichoderma sp. against certain plant pathogens