`The principle of similar triangle is commonly used in chain survey to?

A. overcome obstacles on survey line

B. estimate the angle of slope

C. maintain a straight line between points

D. estimate the size of the survey area

The linear scale of a map is important in that it enables the users to conveniently measure?

A. areas of volumes

B. distances and areas

C. volumes and directions

D. directions and distances

The Atlas mountains of Africa are found mainly in?

A. Egpyt

B. Morocco

C. Algeria

D. Libya

The discovery and mining of coal at the foot of the Udi Hills led to the founding of?

A. Eungu

B. Okigwe

C. Akwa

D. Onitsha

Cities with populations over one million people in Africa include?

A. Algiers, Alexandria, Nairobi and Banjul

B. Cape Town, Luanda, Khartoum and Abidjan

C. Ibadan, Kampala, Bulawayo and Mombasa

D. Cairo, Lagos, Kinshasa and Johannesburg

The geological formation with which inselbergs are commonly associated in Nigeria is the?

A. lower cretaceous

B. recent deposits

C. upper cretaceous

D. basement complex

The most serious cause of desertification in Nigeria is?

A. excessively high temperature

B. excessive pressure on land

C. extremely low rainfall

D. environmental pollution

The dominant foreign exchange earner of Senegal is?

A. fish

B. iron ore

C. groundnut

D. tourism

Recent growth in manufacturing sector of the Nigerian economy has been mostly associated with the?

A. growth of the petroleum industry

B. increase in communication networks

C. increase in agricultural divesification

D. growth of the iron and steel industry

The Nigerian rivers that take their sources from the Jos Plateau include?

A. Chalawa, Kano and Kaduna

B. Katsina-Ala, Gongola and Rima

C. Kaduna, Sokoto and Jama'are

D. Jama'are, Gongola and Kaduna