Waec Biology 1997 Past Questions and Answers

Question 56:

• WAEC 1997

In which of the following is the knowledge of genetics not applicable?

A. Development of high-yielding varieties
B. Preservation of seeds
C. Development of early maturing varieties
D. Development of early maturing seed

Question 57:

• WAEC 1997

In an inter-species competition, the less successful species usually

A. Reproduce faster
B. Become more active
C. Become domant
D. Occupy more space
E. Become eliminated

Question 58:

• WAEC 1997

Which of the following characteristics distinguishes the soldier termite from other members of the caste?

A. Wingless, strong mandibles and large head
B. Small head, small thorax and large abdomen
C. Small head, Wingless, and small thorax
D. Small head, winged and small thorax
E. Small mandibles, small head and wingless.

Question 59:

• WAEC 1997

Bees communicate with one another to obtain information about the direction of food source through

A. Complicated set of dances
B. Smell
C. Contract notes
D. Observation
E. Sounds

Question 60:

• WAEC 1997

Which of the following behavioural patterns describes adaptive colouration?

A. Counter shadding
B. Hibernation
C. Aestivation
D. Aggregation
E. Migration