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.

4,036.

When a person with blood belonging to group O has lost much blood due to an accident, he can be given blood from persons who have blood belonging to 

A.

group O only

B.

group A only

C.

group AB only

D.

groups A and O

E.

groups AB and O

Correct answer is A

No explanation has been provided for this answer.

4,037.

The spores of ferns are dispersed by

A.

wind

B.

water

C.

insects

D.

explosive mechanism

E.

sporophyte

Correct answer is D

No explanation has been provided for this answer.

4,038.

The mammalian pancreas is involved with the? 

A.

digestion of food only

B.

digestion and absorption of food

C.

digestion of food and regulation of blood sugar

D.

digestion of food, production of hormone and the regulation of blood sugar

E.

digestion of food, and the regulation of blood

Correct answer is D

The pancreas has two main functions: an exocrine function that helps in digestion and an endocrine function that regulates blood sugar.

4,039.

In an epigeal germination, it is the

A.

epicotyl that elongates fast

B.

hypocotyl that elongates fast

C.

hypogeal that elongates fast

D.

plumule that elongates fast

E.

 roots that elongate fast

Correct answer is B

No explanation has been provided for this answer.

4,040.

The algae, bryophytes, and pteridophytes are similar in that they

A.

are sea weeds

B.

have no vascular tissue

C.

require moisture for fertilization

D.

are microscopic plants

Correct answer is C

Algaes, bryophytes, and pteridophytes require water for their flagellated sperm to swim through to reach the egg.