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.

1,076.

Which of the following is an example of a multiple fruit?

A.

cashew

B.

maize

C.

mango

D.

orange

E.

pineapple

Correct answer is E

No explanation has been provided for this answer.

1,077.

Vitamin K deficiency causes

A.

constipation

B.

indigestion

C.

low sperm count

D.

uncontrolled haemorrhage

E.

stomach and duodenal ulcer

Correct answer is D

No explanation has been provided for this answer.

1,078.

The following are effects of food shortage on population size EXCEPT

A.

competition

B.

decline in reproduction

C.

emigration

D.

increase in natality

E.

mortality

Correct answer is D

No explanation has been provided for this answer.

1,079.

The sun rays reach the earth’s surface by

A.

conduction

B.

convection

C.

radiation

D.

reflection

E.

refraction

Correct answer is C

No explanation has been provided for this answer.

1,080.

Herbicides are chemicals used to

A.

check the spread of diseases

B.

control dormancy in seeds

C.

control insects

D.

control weeds

E.

control pests

Correct answer is D

No explanation has been provided for this answer.