Environmental Science MCQs

Question 1

The strongest radiation inversions occur when

Accepted Answer

Skies are clear

Answer

Skies are overcast

Answer

Skies are partly cloudy

Answer

Precipitation is falling

Question 2

The darkening of the skin due to arsenic poisoning is called

Accepted Answer

Diffuse melanosis

Answer

Black syndrome

Answer

Skin scaling

Answer

None of these

Question 3

A change of one degree on the Celsius scale is ____ a change of one degree on the Fahrenheit scale.

Accepted Answer

Larger than

Answer

Equal to

Answer

Smaller than

Answer

Is in the opposite direction of

Question 4

Condensation nuclei may be:

Accepted Answer

Answer

Particles of dust

Answer

Nitric acid particles

Answer

Smoke from forest fires

Answer

Salt from the ocean

Question 5

_______ is an example of "bottom feeders".

Accepted Answer

Cat fish

Answer

Frog

Answer

Snake

Answer

Tadpole

Question 6

Moisture in the air is known as

Accepted Answer

Humidity

Answer

Water

Answer

Fog

Answer

Snow

Question 7

"Smog" is a mixture of

Accepted Answer

Smoke and Fog

Answer

Snow and Fog

Answer

Snow and Dust

Answer

Sulphur Dioxide and Fog

Question 8

The major pollutant from automobile exhaust is

Accepted Answer

CO

Answer

NO

Answer

SO2

Answer

Soot

Question 9

Nitrogen oxide and hydrocarbons released by automobiles interact to form

Accepted Answer

PAN

Answer

CO

Answer

SO2

Answer

Aerosol