ECOLOGY - Jamb Biology Past Questions and Answers

Question 111:

• JAMB 1992

Mangrove swamp can be found

A. On a seashore with flat terrains
B. Where a river meets the sea
C. On a mud flat near the sea
D. Where two rivers meet

Question 112:

• JAMB 1992

Soil with the finest particles is called

A. Silt
B. Clay
C. Sand
D. Gravel

Question 113:

• JAMB 1992

Malaria symptoms are caused by

A. Toxins released into the blood as a result of the destruction of red blood cell
B. The multiplication of the malaria sporozites in the liver
C. The invasion of the red blood cells by the trophozoites
D. The development of merozoites into gametocytes

Question 114:

• JAMB 1992

An example of plant adaptation to a xerophytic environment is represented by the development of

A. Fleshy tissue and reduced leaves
B. Broad canopy and extensive surface root system
C. Thick barks and broad leaves
D. Rough leaves and shallow root system

Question 115:

• JAMB 1992

Which of the following factors is LEAST likely to affect the animals living in a fresh water habitat?

A. Turbidity
B. Temperature
C. PH
D. Salinity