The presence of solid, liquid or gaseous compounds, which may not be normally present, or in excess concentration in the atmosphere is called
A. air pollution
B. water pollution
C. soil pollution
D. radioactive pollution
Answer: Option A
Solution(By Examveda Team)
The presence in or introduction into the air of a substance which has harmful or poisonous effects is called air pollution.This Question Belongs to General Knowledge >> Environmental Science
What is the cause of the Exxon Valdez?
A. Oil Tanker which sank in 1989 along the coast of Alaska and marine life seriously affected.
B. a plane which crashed and caused death of human life
C. a ship which wrecked on the coast of India
D. none of these.
A. A much higher temperature than -10o C
B. A much lower temperature than -10o C
C. A temperature of -10o C
D. A temperature of -30o C
Infrared and visible satellite images might provide:
A. A way of determining cloud thickness and altitude.
B. A way of distinguishing between wet and dry clouds.
C. A way of identifying clouds suitable for cloud seeding.
D. A way of distinguishing between "new" and "old" clouds.
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