WAEC Past Questions and Answers - Page 3635

18,171.

Which of the following parts of a cell is not an organelle?

A.

Food vacuole

B.

Mitochondrion

C.

Cell wall

D.

Nucleus

Correct answer is A

No explanation has been provided for this answer.

18,172.

The structure used for movement in Amoeba is

A.

cilia

B.

pseudopodia

C.

flagella

D.

endoplasm

Correct answer is B

No explanation has been provided for this answer.

18,173.

Which of the following statements is correct about organs?

A.

They are composed of specialized cells

B.

They perform a certain overall function

C.

They are not found in plants

D.

Unicellular animals have few organs

Correct answer is B

No explanation has been provided for this answer.

18,174.

The epidermis of the mammalian skin is an example of a tissue because the cells

A.

prevent light from passing through them

B.

have a similar structure and function

C.

prevent excessive loss of water

D.

are impregnated with keratin

Correct answer is B

No explanation has been provided for this answer.

18,175.

Which of these organelles is common to both plant and animal cells?

A.

Chloroplast

B.

Centriole

C.

Mitochondrion

D.

Pyrenoid

Correct answer is C

No explanation has been provided for this answer.