By which man can maintain ecological balance in the biosphere? – McqOptions

MCQOPTIONS

1.	By which man can maintain ecological balance in the biosphere?
A.	deforestation
B.	Developing new varieties of related plants and new breeds of domesticated animals
C.	insecticide and pesticide use
D.	Understanding Relative Number Balance of Organisms
Answer» C. insecticide and pesticide use

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