Waec Biology Past Questions and Answers

Question 1651:

• WAEC 2016

Food webs are complex because

A. The number of producers are large
B. Many animals feed directly on producers
C. They include primary, secondary and tertiary consumers
D. Some animals form part of several food chains

Question 1652:

• WAEC 2016

Special modification which enable an organism to survive in its habitat is known as.

A. Adaptation
B. Tolerance
C. Mimicry
D. Colouration

Question 1653:

• WAEC 2016

Which of the following relationships does not involve two organisms?

A. Commensalism
B. Saprophitism
C. Symbiosis
D. Parasitism

Question 1654:

• WAEC 2016

Overcrowding in a population does not result in

A. Death
B. Commensalism
C. Competition
D. Migration

Question 1655:

• WAEC 2016

A pandemic is an outbreak of disease that

A. Is confined to a town
B. Is wide spread
C. Will not spread
D. Has limited spread