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Environmental Science

Environmental Science
In a photochemical smog, which gas is an eye and mucous membrane irritant?

O3
CO2
SO2
N2O

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Environmental Science
Moisture in the air is known as

Humidity
Fog
Snow
Water

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Environmental Science
Habitat loss and fragmentation, over exploitation, alien species invasion and co extinction are causes for

Biodiversity loss
Population exploitation
Ecological succession
Migration
Pollution

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Environmental Science
Which gas is likely to be reduced in the atmosphere by deforestation?

Carbon dioxide
Sulphur dioxide
Nitrogen
Oxygen

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Environmental Science
The cutting down of trees and setting them on fire and raising crops on the resulting ash is called:

Shift cultivation
Jhum
Taungya system
Pyrolysis

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Environmental Science
The outermost zone of a biosphere reserve is

All listed here
manipulation zone
buffer zone
core zone

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MORE MCQ ON Environmental Science

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