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.

2,101.

The influence of the soil on organisms in a habitat is referred to as

A.

Edaphic

B.

Physiographic

C.

Biotic

D.

Topographic

Correct answer is A

No explanation has been provided for this answer.

2,102.

Which of the following instruments is used to measure atmospheric pressure?

A.

Hydrometer

B.

Hygrometer

C.

Thermometer

D.

Barometer

Correct answer is D

No explanation has been provided for this answer.

2,103.

The part of the brain responsible for peristalsis is the

A.

Olfactory Lobe

B.

Medulla Oblongata

C.

Hypothallamus

D.

Thalamus

Correct answer is B

No explanation has been provided for this answer.

2,104.

The circulation of blood to all parts of the body except the lungs is through?

A.

the pulmonary artery

B.

systemic circulation

C.

the lymphatic system

D.

pulmonary circulation

Correct answer is B

The systemic circulation is the part of the vascular system that carries blood from the left ventricle to organs and tissues of the body.

Pulmonary circulation moves blood between the heart and the lungs. It transports deoxygenated blood to the lungs to absorb oxygen and release carbon dioxide.

2,105.

The primary structure responsible for pumping blood for circulation through the mammalian circulatory systems is the

A.

veins

B.

right auricle

C.

arteries

D.

left ventricle

Correct answer is D

The left ventricle pumps the oxygen-rich blood through the aortic valve out to the rest of the body.