Biology questions and answers

Biology Questions and Answers

How well do you understand living things and their vital processes? Whether you are preparing for JAMB, WAEC, NECO and Post-UTME, these Biology past questions and answers cover such subjects as the chemistry of life, botany, evolution, genetics, ecology etc to help you know what to expect, improve your speed and confidence and be really prepared for the actual aptitude test.

2,391.

The impedance of the concentration of chloroplast in the palisade layer of the leaf is for maximum exposure to

A.

carbon dioxide

B.

light

C.

water

D.

oxygen

Correct answer is B

No explanation has been provided for this answer.

2,392.

Filaments of Spirogyra placed in a beaker of water in a dark cupboard died because

A.

the filaments could not photosynthesize

B.

conjugation could not take place

C.

the temperature was too high

D.

the plant was overflooded

Correct answer is A

No explanation has been provided for this answer.

2,393.

Analysis of the gut content of an animal showed that it contained small pieces of bone, seeds. roughages and insects. The animal is likely to be a/an

A.

carnivore

B.

herbivore

C.

insectivore

D.

omnivore

Correct answer is D

No explanation has been provided for this answer.

2,394.

Which of the following food substances gives the least amount of calories?

A.

Rice

B.

Groundnuts

C.

cabbage

D.

Egg yolk

Correct answer is C

No explanation has been provided for this answer.

2,395.

An example of a dehiscent fruit is

A.

crotolaria

B.

tomato

C.

mango

D.

orange

Correct answer is A

No explanation has been provided for this answer.