WAEC Past Questions and Answers - Page 3419

17,091.

Which of the following organisms is not a protozoan?

A.

Amoeba

B.

Ascaris

C.

Plasmodium

D.

Paramecium

Correct answer is B

No explanation has been provided for this answer.

17,092.

Study the diagram above and answer the question.

A decrease in the number of 11 will result in

A.

an increase in urine production

B.

an increase in energy production

C.

a decreased population

D.

decreased immunity

Correct answer is D

No explanation has been provided for this answer.

17,093.

Plant A was seen to appear as Plant B after seven hours. Study the above diagrams carefully and answer the questions.

The environmental factors responsible for the condition in plant B are

A.

low humidity and low temperature

B.

high humidity and low temperature

C.

low humidity and high temperature

D.

high humidity and high temperature

Correct answer is C

No explanation has been provided for this answer.

17,094.

Plant A was seen to appear as Plant B after seven hours. Study the above diagrams carefully and answer the questions.

The term that can be used to describe what happened to Plant A after seven hours is

A.

wilting

B.

competition

C.

transpiration

D.

Osmosis

Correct answer is A

No explanation has been provided for this answer.

17,095.

The type of placentation illustrated in the diagram above is

A.

marginal

B.

perietal

C.

axile

D.

basal

Correct answer is D

No explanation has been provided for this answer.