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8.Microbes in Human Welfare
normal
The pesticides used in killing the acquatic pests (including insects) is
A
$DDT$
B
$BHC$
C
Kerosene oil only
D
Kerosene crude oil
Solution
(c)By the spraying of kerosine oil on the surface of water bodies, larva and pupa of insects can not live due to the lacking of breething.
Standard 12
Biology
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