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.

636.

The micro-organisms that causes Typhoid disease is

A.

trypanosome gambiense

B.

Salmonella typhi

C.

entamoeba histolytica

D.

plasmodium sp

Correct answer is B

No explanation has been provided for this answer.

637.

Primary consumers are found in

A.

1, 2, and 3

B.

1, 3, and 7

C.

2, 3, and 7

D.

2, 4, and 5

Correct answer is C

No explanation has been provided for this answer.

638.

The biomass is likely to increase in the sequence

A.

1→2→4→5

B.

1→3→4→5

C.

3→5→6→7

D.

5→4→3→1

Correct answer is D

No explanation has been provided for this answer.

639.

The importance of the mouth-brooding behaviour in Tilapia is that it

A.

helps in keeping the young fish warm

B.

affords protection from predation for the young fish

C.

helps the fish to live in a social group

D.

provides regurgitated nourishment to the young fish

Correct answer is B

No explanation has been provided for this answer.

640.

A flowering plant having both the male and female flowers on the same plant is said to be

A.

Regular

B.

Irregular

C.

Monoecious

D.

Dioecious

Correct answer is C

Flowering plants having both the male and female flowers on the same flower are called Monoecious plants.