JAMB Biology Past Questions & Answers - Page 282

1,406.

The sequence of the biomes in Nigeria from Portharcourt to Damaturu is 

A.

estuarine → rain forest → Guinea Savannah → Sahel Savannah

B.

rain forest → Guinea savannah → estuarine → desert

C.

estuarine → Guinea savannah → rain forest → Sahel savannah

D.

rain forest → estuarine → Guinea savannah → desert

Correct answer is A

No explanation has been provided for this answer.

1,407.

Fresh water plants such as the water lily solve the problem of buoyancy by possessing

A.

aerenchymarous tissues

B.

dissected leaves

C.

thin cell walls of the epidermis

D.

water-repelling epidermis

Correct answer is A

No explanation has been provided for this answer.

1,408.

The condition that encourages denitrification is

A.

low soil oxygen

B.

high soil nitrogen

C.

absence of soil bacteria

D.

lightening and thunderstorm

Correct answer is A

No explanation has been provided for this answer.

1,409.

Which of the following is the direct consequence of transferring energy from one trophic level to another?

A.

An increase in biomass

B.

A decrease in the efficiency

C.

An increase in the total numbers of resulting individuals

D.

A decrease in the resulting biomass

Correct answer is D

No explanation has been provided for this answer.

1,410.

The small masses of nervous tissues in which many neurones have their nuclei are called

A.

dorsal roots

B.

ventral roots

C.

ganglia

D.

synapses

Correct answer is C

No explanation has been provided for this answer.