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Environmental Science

Environmental Science
The abiotic and biotic components constitute the structure of an

energy flow
atmosphere
Ecosystem
environment

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Environmental Science
_________ is mixed with petrol for being used in automobiles.

Ethanol
Propanol
Methanol
Gasohol

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Environmental Science
Commonly used radioactive isotopes in scientific research

32 P
125 I
14 C
all of these

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Environmental Science
World's most problematic aquatic weed is

azolla
eichornia
wolffia
trapa

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Environmental Science
Carbon dioxide is a naturally-occurring component of the atmosphere.

1

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

Biomagnification
Food chain
The environmentalism
Silent spring

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