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Environmental Science

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

Silent spring
Biomagnification
Food chain
The environmentalism

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Environmental Science
The most abundant gas in the stratosphere is:

Oxygen (O2)
Ozone (O3)
Carbon dioxide (CO2)
Chlorofluorocarbons (CFCs)
Nitrogen (N2)

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Environmental Science
Thickness of plastic cover permissible to use

10 Microns
100 Microns
20 Microns
50 Microns

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Environmental Science
What is an Incinerator?

Furnace used for burning solid waste
Both a & b
Furnace used for treating liquid waste
None of these

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Environmental Science
Wild life is continuously decreasing. What is the main reason of this?

Cutting down of forest
Destruction of habitat
Hunting
Predation

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Environmental Science
Ozone depletion is mostly caused by

CO
CFCs
CO2
CCL

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MORE MCQ ON Environmental Science

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