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.

681.

Which of these is a simple dehiscent fruit?

A.

Achene

B.

Cypsela

C.

Legume

D.

Nut

E.

Samara

Correct answer is C

No explanation has been provided for this answer.

682.

The male reproductive part of a flower is made up of

A.

anther and filament

B.

ovary and ovule

C.

ovule and style

D.

stigma and filament

E.

style and stigma

Correct answer is A

No explanation has been provided for this answer.

683.

The type of placentation found in tomato fruit is called

A.

axile

B.

bisal

C.

free central

D.

marginal

E.

parietal

Correct answer is A

Axile placentation is found in bicarpellary to multicarpellary syncarpous ovary. The carpels fuse to form septa forming a central axis and ovules are arranged on the axis.

684.

Exoskeleton is a characteristic feature of

A.

amoeba

B.

earthworm

C.

hydra

D.

millipede

E.

tapeworm

Correct answer is D

No explanation has been provided for this answer.

685.

Which of the following is an abiotic factor in an ecosystem?

A.

Food

B.

Host

C.

Parasite

D.

Predator

E.

Pressure

Correct answer is E

No explanation has been provided for this answer.