The leading producers of diamond in Africa are?

• A. Ghana amd Zambia
• B. Namibia and Botswana
• C. Botswana and sierra Leone
• D. South Africa and the Democratic Republic of Congo

Which of these hazards would most likely result directly from deforestation?

• A. Water pollution
• B. Soil erosion
• C. Mass wasting
• D. Drought

(a) Name two sources of: (i) thermal energy in Nigeria (ii) renewable energy in Nigeria

(b) Identify four problems hindering the development of thermal energy in Nigeria

(c) Suggest solutions to the problems identified in 6(b)

Which of the following does not contribute to the high cost of building and maintaining roads in West Africa?

• A. Swampy coastal areas
• B. Numerous rivers to be croosed
• C. Mountainous nature of some regions
• D. Infertility of some lands

Which of the following is an advantage of solar energy over other sources of energy?

• A. It is easily renewable
• B. It requires physical gradient difference
• C. The demand for it comes from specialized agencies
• D. Its waste is different

Which of the following mountains is not in Africa?

• A. tibesti
• B. atlas
• C. andes
• D. ruwenzori

All the following are members of the ECOWAS except

• A. Coto d'lvoire
• B. Senegal
• C. Burkina Faso
• D. Cameroon

One of the function performed by rural settlements for urban settlements is the provision of

• A. employment
• B. agricultureal products
• C. manufactured goods
• D. ideas and innovations

(a) Draw a sketch map of Nigeria. On the map, show and name: (i) a delta (ii) a man-made lake;

(iii) a confluence town; (iv) the Jos Plateau.

(b) Outline any three physical factors that limit the use of rivers for transportation in Nigeria.

(c) Highlight three possible solutions to the limiting factors mentioned in (b) above.

The liquid portion of the earth’s crust is called

• A. biosphere
• B. hydrosphere
• C. mesosphere
• D. atmosphere