WAEC Biology Past Questions & Answers - Page 13

61.

The biological association that contributes directly to succession in a community is

A.

competition

B.

predation

C.

parasitism

D.

commensalism

Correct answer is A

No explanation has been provided for this answer.

62.

which of the following features is not an adaptation?

A.

Breathing roots for air entry

B.

flowers are raised above water to attract pollinators

C.

spongy tissues containing gases for boyancy

D.

hairy structures on the leaves to reduce water loss

Correct answer is D

No explanation has been provided for this answer.

63.

Study the food chain illustrated below and use it to answer this question.

J-K-L-M-N

The position occupied by each of organisms  J K L M N in the food chain is known as the

A.

energy level

B.

trophic level

C.

food web

D.

pyramid of numbers

Correct answer is B

No explanation has been provided for this answer.

64.

Study the food chain illustrated below and use it to answer this question.

J-K-L-M-N

which of the following statements about organism L is correct?

A.

feeds on organisms

B.

is a primary consumer

C.

is the producer

D.

is a secondary consumer

Correct answer is D

No explanation has been provided for this answer.

65.

Study the food chain illustrated below and use it to answer this question.

J-K-L-M-N

Organism J is normally sustained by energy from?

A.

Green plants

B.

carbohydrates

C.

organism

D.

sunlight

Correct answer is D

No explanation has been provided for this answer.