JAMB Biology Past Questions & Answers - Page 27

131.

Which of the following statements is true about sandy soil?

A.

has limited air space

B.

is light and easy to dig

C.

drains slowly

D.

is heavy and poorly aerated

Correct answer is B

No explanation has been provided for this answer.

132.

Which of the following instruments is used to estimate the number of plants in a habitat?

A.

pooter

B.

pitfall trap

C.

quadrant

D.

sweep net

Correct answer is C

No explanation has been provided for this answer.

133.

What is the critical limiting factor for plants below the photic zone in an aquatic ecosystem?

A.

availability of nutrients

B.

availability of water

C.

intensity of light

D.

carbon dioxide concentration

Correct answer is C

No explanation has been provided for this answer.

134.

Which of the following cycles involves the process of precipitation and transpiration?

A.

water cycle

B.

carbon cycle

C.

nitrogen cycle

D.

oxygen cycle

Correct answer is A

No explanation has been provided for this answer.

135.

Which of the following processes removes carbon from the atmosphere?

A.

putrefaction

B.

photosynthesis

C.

volcanic eruption

D.

burning of fuels

Correct answer is B

No explanation has been provided for this answer.