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.

2,516.

The importance of a balanced diet is to

A.

maintain constant size of an animal

B.

provide good taste in the food

C.

increase the effectiveness of digestion

D.

provide good health for an individual

Correct answer is D

No explanation has been provided for this answer.

2,517.

In water- culture experiments the culture solutions are protected from sunlight in order to

A.

control the temperature of the culture solution

B.

prevent algae from growing in the solution

C.

prevent the minerals in the solution from being destroyed

D.

allow the minerals to be used up at room temperature

Correct answer is B

No explanation has been provided for this answer.

2,518.

Use the information below on factors required during photosynthesis to answer the following question

I. CO2
II. Chlorophyll
III. Water
IV. ATP V NADPH2

The factors required for the dark phase of photosynthesis are

A.

III and IV only

B.

III and V only

C.

III, IV and V only

D.

IV and V only

Correct answer is C

No explanation has been provided for this answer.

2,519.

Use the information below on factors required during photosynthesis to answer the following question

I. CO2
II. Chlorophyll
III. Water
IV. ATP V NADPH2

Which of the above factors can be a limiting factor for the process to proceed? 

A.

I and II only

B.

I and III only

C.

I and IV only

D.

I, III and IV only

Correct answer is A

No explanation has been provided for this answer.

2,520.

During photosynthesis, light energy is always absorbed by the

A.

shoot

B.

water

C.

chlorophyll

D.

enzyme

Correct answer is C

No explanation has been provided for this answer.