WAEC Past Questions and Answers - Page 3424

17,116.

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

A.

adaptation

B.

tolerance

C.

mimicry

D.

colouration

Correct answer is A

No explanation has been provided for this answer.

17,117.

The cell as the basic unit of life consists of 

A.

cell wall and vacuole

B.

nucleus and cell wall

C.

cytoplasm and nucleus

D.

cytoplasm and vacuole

Correct answer is C

No explanation has been provided for this answer.

17,118.

The biological importance of the dance by the worker honeybee is that it___________

A.

acts as a signal for mating

B.

serves as a warning signal

C.

signals the availability of food

D.

serves as a means of identifying members of the caste

Correct answer is C

No explanation has been provided for this answer.

17,119.

The yellow and black stripes on the body of wasps is an example of________

A.

mimicry

B.

courtship behaviour

C.

camouflage

D.

warning colouration

Correct answer is D

No explanation has been provided for this answer.

17,120.

The cross between RrTt and rrtt where R is a gene for red colour and T for tallness will result in______

A.

all the offspring being tall with red fruits

B.

25 % tall with red fruits

C.

50 % tall with red fruits

D.

75 % tall with red fruits

Correct answer is C

No explanation has been provided for this answer.