JAMB Geography Past Questions & Answers - Page 23

111.

The following are volcanic mountains except

A.

Cotopaxi of Ecuador

B.

Midcrop of Sumatra

C.

Fuji of Japan

D.

Monadnock of USA

Correct answer is D

Volcanic mountains are formed from volcanoes. Examples are the cotopaxi, fuji mountains, midcrop of sumatra mountains and the moyon of philippine

112.

An important mineral deposit in south Africa which has attracted a large number of white settler is?

A.

Iron in Durban

B.

Copper in Cape Town

C.

Gold in Witwatersrand

D.

Aluminium in Johannessburg

Correct answer is C

Africa leads the whole world in the production of gold. South Africa is the largest producer of gold.

113.

__________ is a highland area which seperates the headstreams of rivers flowing in different directions but rising from the same mountainous source?

A.

Flood plain

B.

Cuesta

C.

Watershed

D.

Plateau

Correct answer is D

A Watershed is a highland area which seperates the headstreams of rivers flowing in different directions but rising from the same mountainous source

114.

Which of the following is a way of controlling soil erosion?

A.

Overgrazing

B.

Contour ploughing

C.

Deforestation

D.

Bush burning

Correct answer is B

Contour ploughing is the making of ridges across the slope to control erosion

115.

The soil gains nitrogen through one of the following except?

A.

Denitrification

B.

Application of organic manure

C.

Electrical discharge

D.

Symbiotic nitrogen fixation

Correct answer is A

Denitrification is the major way by which nitrate in the soil is lost by its conversion to gaseous nitrogen with the aid of some denitrifying bacteria