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Environmental Science

Environmental Science
All are primary pollutants except

Ammonia
Hydrogen sulfide
Peroxyacetyl Nitrate (PAN)
Sulfur dioxide

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Environmental Science
The unfavourable alteration of environment due to human activities is termed as

pollution
ecological degradation
ecological disturbance
catastrophe

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Environmental Science
As the air temperature increases, with no addition of water vapor to the air, the dew point will:

Decrease
Remain the same
Increase and become equal to the air temperature
Increase

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Environmental Science
In July, at middle latitudes in the Northern Hemisphere, the day is ____ long and is ____ with each passing day.

More than 12 hours; getting shorter
Less than 12 hours; getting longer
More than 12 hours; getting longer
Less than 12 hours; getting shorter

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Environmental Science
Which of the following gases has role an important in maintaining atmospheric temperature?

Carbon dioxide
Oxygen
Nitrogen
Argon

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Environmental Science
Soil erosion can be prevented by

Overgrazing
Removal of vegetation
Afforestation
Deforestation

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MORE MCQ ON Environmental Science

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