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.

3,226.

In a dicotyledonous stem, the zone between the epidermis and the pericycle is the

A.

cortex

B.

stele

C.

xylem

D.

phloem

Correct answer is A

No explanation has been provided for this answer.

3,227.

The most important characteristic that makes reptiles conquer terrestrial habitats is the possession of

A.

long tail

B.

scaly skin

C.

sharp claw

D.

amniotic egg

Correct answer is D

No explanation has been provided for this answer.

3,228.

A duck's beak is structurally adapted for 

A.

scooping and sieving food

B.

catching and grasping food

C.

picking and cracking food

D.

boring and sucking food

Correct answer is A

No explanation has been provided for this answer.

3,229.

Which of the following is used mainly for balancing in fish?

A.

the caudal fin

B.

the pectoral fin

C.

the anal fin

D.

the dorsal fin

Correct answer is D

The dorsal fin helps fish keep their balance.

3,230.

Radial symmetry is a feature common to

A.

platyhelminthes

B.

nematodes

C.

coelenterates

D.

arthropods

Correct answer is C

No explanation has been provided for this answer.