WAEC Biology Past Questions & Answers - Page 304

1,516.

Which of the temperature ranges will likely favour plants best?

A.

0 -10ºC

B.

15-20ºC

C.

30- 40ºC

D.

45 - 50ºC

E.

above 50ºC

Correct answer is D

No explanation has been provided for this answer.

1,517.

Very low annual rainfall, sparse vegetation, high day temperatures, and cold nights are the characteristics
of the biome known as

A.

swamp

B.

tropical forest

C.

southern guinea savanna

D.

afro alpine

E.

desert

Correct answer is E

No explanation has been provided for this answer.

1,518.

Which of the following is characteristic of a swamp?

A.

Vegetation with stratified arrangement

B.

mesophytes with broad leaves

C.

The ground is flooded most of the time

D.

Predominance of climbing plants

E.

Many plants with tire resistant structures

Correct answer is C

No explanation has been provided for this answer.

1,519.

The distribution of organisms in a freshwater habitat like a stream or pond is determined by the following
except

A.

rainfall

B.

temperature

C.

soil pH

D.

light penetration

E.

tidal movements

Correct answer is C

No explanation has been provided for this answer.

1,520.

Which of the following conditions is not necessary for photosynthesis to occur in plants?

A.

There must be light

B.

There must be xylem tissue used to conduct water

C.

There must be chlorophyll to trap radiant energy

D.

Carbondioxide must be present

E.

Water must be present

Correct answer is B

No explanation has been provided for this answer.