Jamb Geography Past Questions and Answers

Question 681:

• JAMB 1990

A river loses energy and may deposit some of its load if?

A. Its bed and banks become smoother
B. Its discharge increases
C. Its gradient decreases
D. It becomes narrow and deep

Question 682:

• JAMB 1990

Chemical weathering is both rapid and intense in the humid tropics because of?

A. Low annual range of temperature
B. High rainfall and temperature
C. The presence of easily weathered rocks
D. A large volumes of run-off

Question 683:

• JAMB 1990

Coastal deserts are likely to occur in areas where onshore winds which are?

A. Cold blow over cold ocean currents
B. Warm blow over warm ocean currents
C. Cold blow over warm ocean currents
D. Warm blow over cold ocean currents

Question 684:

• JAMB 1990

Most of the heat received by the atmosphere comes directly from?

A. The sun
B. The earth's surface
C. Clouds
D. Air masses

Question 685:

• JAMB 1990

In tropical highlands, density rainforest occur at altitudes ranging from 1200m to 2400m above sea level. This is due to the influence of?

A. Abundant water supply from snow melt
B. High humidity and cool air
C. Orographic rainfall
D. Fertile soils