Waec Biology Past Questions and Answers

Question 1821:

• WAEC 1988

Which of the following factors is not associated with aquatic habitat?

A. Temperature
B. Light intensity
C. Humidity
D. Turbidity
E. Wave action

Question 1822:

• WAEC 1988

Terrestrial organisms which are capable of maintaining their body temperature constant within fairly close
limits are referred to as

A. Thermoclines
B. Homotherms
C. Poikilotherms
D. Eurytherms
E. Stenotherms

Question 1823:

• WAEC 1988

Which of the following statements is not true of a climax vegetation? It

A. Is an ecological phenomenon
B. Is a stable community
C. Eliminates competition
D. Results from succession
E. Involves the colonization of a habitat

Question 1824:

• WAEC 1988

The causative organism of sleeping sickness is the

A. Trypanosome
B. Plasmodium
C. Vibrio bacterium
D. Penicillin
E. Tsetse fly

Question 1825:

• WAEC 1988

Which of the following are not causative organisms of plant diseases?

A. Fungi
B. Viruses
C. Bacteria
D. Nematodes
E. Cercariae