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Environmental Science

Environmental Science
Which book written by Rachel Carson resulted in banning DDT in USA?

Biomagnification
Silent spring
The environmentalism
Food chain

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Environmental Science
The maintenance of relatively constant internal environment is called

Homeobox
Exotherms
Homeostasis
Endotherms

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Environmental Science
Percentage of forest area recommended by the the national forest policy for plains is

0.67
0.1
0.33
0.3

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Environmental Science
The formula of growth rate for population in given time is

dt/dN=rN
dN/rN=dt
dN/dt=rN
dt/rN=dt
dt/rN=dN

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Environmental Science
Air pollution can be of

natural origin
both a and b
artificial or man made origin
b only

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Environmental Science
The water management act is complemented by the waste water charges act at

34641
36059
14631
35277

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