WAEC Past Questions and Answers - Page 3418

17,086.

Which of the following features could be used to determine the growth of a seedling?

A.

Number of flowers

B.

Number of leaves

C.

Length of flowers

D.

Length of radicle

Correct answer is D

No explanation has been provided for this answer.

17,087.

Water and salts are both lost from the human body in

A.

breath and sweat

B.

breath and Urine

C.

breath, urine and sweat

D.

sweat and urine

Correct answer is D

No explanation has been provided for this answer.

17,088.

When a Spirogyra filament is placed in a concentrated salt solution for 30 minutes, the cell would become

A.

plasmolysed

B.

turgid

C.

shortened

D.

elongated

Correct answer is A

No explanation has been provided for this answer.

17,089.

Which of the following cells is a specialized cell?

A.

Amoeba

B.

Plasmodium

C.

Guard cell

D.

Meristematic cell

Correct answer is C

No explanation has been provided for this answer.

17,090.

The structure of the cell membrane is a

A.

double layer and a double protein layer

B.

middle bi-layer of protein with a lipid layer on either surface

C.

middle bi-layer of lipid with a protein layer on either surface

D.

protein layer with two inner lipid layers

Correct answer is C

No explanation has been provided for this answer.