Jamb Geography 1997 Past Questions and Answers

Question 16:

• JAMB 1997

The most important environmental resources that sustains natural processes in an ecosystem is?

A. Light
B. Water
C. Air
D. Energy

Question 17:

• JAMB 1997

Nutrients lost by trees in leaf-fall can be re-used by the trees because the?

A. Trees are renewable resources
B. Nutrients circulate in the ecosystem
C. Nutrients are inexhaustible
D. Trees store nutrients

Question 18:

• JAMB 1997

Which of the following human disease is often heightened by the introduction of irrigation farming in an area?

A. Bilharzia
B. Dysentery
C. River blindness
D. Cholera

Question 19:

• JAMB 1997

One serious environmental hazard which may result from the destruction of the zone layer is?

A. Flooding due to melting of snow
B. Pollution of rain water
C. Increase in atmospheric temperature
D. Decrease in the quantity of oxygen in the atmosphere

Question 20:

• JAMB 1997

Dense population mainly dependent on peasant farming is found in?

A. Witwatersrand in South Africa
B. The coastal areas of WestAfrica
C. The Rwanda-Burundi area
D. The Katanga District