WAEC Geography Past Questions & Answers - Page 10

46.

What is the process of lowering and levelling of the earth surface by gradual breaking and wearing away of such earth's surfaces.

A.

Weathering

B.

Denudation

C.

Relief

D.

Mass wasting

Correct answer is B

Dendation involves breaking of the earth's surface hence levelling such surface through agents such as water, wind etc.

47.

Which of the following is not a major river basin in Nigeria?

A.

The Cross River Basin

B.

The Niger Basin

C.

The South Atlantic Basin

D.

The Sokoto Basin

Correct answer is D

River basin refers to the area generally drained by a river and its tributaries. All other options are major river basins in Nigeria except the Sokoto basin

48.

The wind which blows across the Atlantic Ocean towards the coast of Nigeria and is responsible for rainy season is known as

A.

Equatorial Easterlies

B.

Land and sea breeze

C.

Tropical continental airmass

D.

Tropical maritime airmass

Correct answer is D

No explanation has been provided for this answer.

49.

The following are areas of lowlands in Nigeria except in Nigeria

A.

The Chad Basin

B.

The Eastern Scarpland

C.

The Coaster plain

D.

The Niger-Benue trough

Correct answer is B

No explanation has been provided for this answer.

50.

Use the information on country Y below to answer the question that follows:

Land area = 200,000km \(^{2}\)
Population = 10,000,000.

calculate the population density of country Y

A.

50 persons per km \(^{2}\)

B.

0.02 persons per km \(^{2}\)

C.

200 persons per km \(^{2}\)

D.

20 persons per km \(^{2}\)

Correct answer is A

Population density of country Y = Total population of country Y/Land Area of country Y
Population density of country Y = 10,000,000 persons/200,000 km2=50 persons per km2