WAEC Past Questions and Answers - Page 650

3,246.

What pollution is caused by all the following except

A.

treated sewage

B.

industrial waste

C.

oil spillage

D.

fishing with chemicals

Correct answer is A

No explanation has been provided for this answer.

3,247.

Which of the following is the most important agent of erosion in humid regions?

A.

fog

B.

wind

C.

lce

D.

Running water

Correct answer is C

No explanation has been provided for this answer.

3,248.

The release of harmful substances into the environment is called

A.

floodig

B.

drought

C.

harmattan

D.

pollution

Correct answer is D

No explanation has been provided for this answer.

3,249.

Through which of the following processes does solar energy warm the earth;s surface?

A.

Refraction

B.

Convection

C.

Conduction

D.

Radiation

Correct answer is D

No explanation has been provided for this answer.

3,250.

Which of the following elements of weather and climate is matched with the wrong measuring instrument?

A.

Wind direction and wind vane

B.

Temperature and thermometer

C.

Humidity and barometer

D.

Rainfall and raingauge

Correct answer is C

No explanation has been provided for this answer.