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.

2,576.

In a plant of genotype Tt, what is the probability that a gamete will contain gene t?

A.

1\2

B.

3\4

C.

1\8

D.

1\6

E.

1\4

Correct answer is A

No explanation has been provided for this answer.

2,577.

How many chromosomes will be present in a gamete if the somatic cell has eight(8) chromosomes?

A.

4

B.

6

C.

8

D.

10

E.

16

Correct answer is A

No explanation has been provided for this answer.

2,578.

In animals the main protective covering is found in the

A.

adipose tissues

B.

epithelial tissues

C.

bone tissues

D.

connective tissues

E.

vascular tissues

Correct answer is B

No explanation has been provided for this answer.

2,579.

Oil is sprayed over stagnant water in which mosquitoes breed in order to 

A.

provide landing surface for the adult

B.

prevent larva or pupa from attaching itself to the surface

C.

prevent the water from overheating

D.

lubricate the larva for easy movement

E.

provide surface for laying their eggs

Correct answer is B

No explanation has been provided for this answer.

2,580.

Which of the following statements about poliomyelitis is not correct. It 

A.

is a bacterial disease

B.

is capable of paralysing the limbs

C.

can be prevented by immunization

D.

is an infant disease

E.

may cause wasting of the limb muscles

Correct answer is A

No explanation has been provided for this answer.