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.

761.

Which of the following is a behavioural adaptation that protects prey from predators?

A.

Hibernation

B.

Shedding leaves

C.

Secreting irritating fluid

D.

Dormancy

Correct answer is C

Secreting irritating fluid is a behavioural adaptation that keep/protects preys from predators.

762.

The gradual cumulative, adaptive and heritable changes in an organism over a long period of time resulting in new species is called

A.

adaptation

B.

survival

C.

organic evolution

D.

interspecific competition

Correct answer is C

No explanation has been provided for this answer.

763.

Which of the following is NOT characteristic of social insects?

A.

All members are identical

B.

There is division of labour

C.

The members dwell in the same habitat

D.

Some members protect the queen

Correct answer is A

No explanation has been provided for this answer.

764.

One of the structural adaptations of mammals for movement on land is the development of the

A.

hollow bones

B.

pentadactyl limbs

C.

fused thoracic bones

D.

streamlined body

Correct answer is B

No explanation has been provided for this answer.

765.

Which of the following statements is true about mutation?

A.

Phenotype is not involved

B.

Genotype is not involved

C.

Artificial induction is not possible

D.

Genotype is involved

Correct answer is D

No explanation has been provided for this answer.