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.

1,761.

The resolution of a microscope refers to its power to

A.

increase an object's apparent size

B.

distinguish clearly between two objects

C.

scan the surface of an object

D.

focus on an object

Correct answer is A

No explanation has been provided for this answer.

1,762.

Which of the following structures is not essential in a wind pollinated flower?

A.

Anther

B.

Ovary

C.

Stigma

D.

Petal

Correct answer is D

No explanation has been provided for this answer.

1,763.

Which of the following conditions would result in a decrease in the production of antidiuretic hormone?

A.

Abnormally high blood sugar levels

B.

Drinking large quantities of water

C.

Increase in osmotic pressure of blood

D.

Period of strenuous exercise

Correct answer is A

No explanation has been provided for this answer.

1,764.

Which part of the nephron is associated with ultrafiltration?

A.

Distal convoluted tubule

B.

Proximal convoluted tubule

C.

Collecting duct

D.

Bowman's capsule

Correct answer is D

No explanation has been provided for this answer.

1,765.

The maintenance of a stable internal environment within the body of a mammal is known as

A.

osmosis

B.

plasmolysis

C.

homeostasis

D.

excretion

Correct answer is C

No explanation has been provided for this answer.