WAEC Geography Past Questions & Answers - Page 194

966.

Man has interfered with the ecosystem through I. farming II. modification of weather and climate III. overgrazing

A.

I only

B.

II only

C.

II and III only

D.

I,II and III

Correct answer is D

No explanation has been provided for this answer.

967.

Deforestation can be caused by

A.

an increase in population

B.

re-afforestation

C.

C. the establishment of forest reserves

D.

a decrease in the use of fuel wood

Correct answer is A

No explanation has been provided for this answer.

968.

The vegetation type which is found only in the Northern Hemisphere is the

A.

Mediterranean woodland

B.

Tundra vegetation

C.

Tropical rainforest

D.

Coniferous forest

Correct answer is B

No explanation has been provided for this answer.

969.

Transhumance involves the movement of

A.

people from rural to urban areas

B.

migrant labour from source to receiving regions

C.

settlers from highlands to lowlands for farming

D.

cattle up and down mountains for pasture

Correct answer is D

No explanation has been provided for this answer.

970.

The intensity of erosion by a river is determined by the

A.

volume of water only

B.

gradient of the valley only

C.

gradient and width of the valley

D.

volume of water,gradient of the valley and the load carried

Correct answer is D

No explanation has been provided for this answer.