STANDARDBotany-Microbes in Human Welfare
STANDARD Botany Biological Control MCQ Question
Type: MCQ-conceptual-Medium-Class 12
Which one of the following is an example of carrying out biological control of pests/diseases using microbes
A
Trichoderma - against certain plant pathogens
B
Nucleopolyhedrovirus against white rust in Brassica
C
Bt-cotton to increase cotton yield
D
Lady bird beetle against aphids in mustard
Correct Answer
Option A
Detailed Explanation
Trichoderma species are effective biocontrol agents against several plant pathogens, making them a prime example of biological control using microbes.
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