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.

1,111.

The structure that hydra uses to immobilize its prey is called

A.

Enteron

B.

Osteoblasts

C.

Osteocysts

D.

Pneumatocysts

E.

Pneumatophores

Correct answer is C

No explanation has been provided for this answer.

1,112.

What percentage of oxygen is contained in exhaled air?

A.

21%

B.

16%

C.

4%

D.

0.04%

E.

Less than 0.01%

Correct answer is B

No explanation has been provided for this answer.

1,113.

The instrument used to measure the rate of transpiration in plants is called a/an

A.

Anemometer

B.

Barometer

C.

Hydrometer

D.

Photomer

E.

Potometer

Correct answer is E

No explanation has been provided for this answer.

1,114.

What is NOT an abiotic factor?

A.

Humidity

B.

predators

C.

temperature

D.

turbidity

E.

wind

Correct answer is B

No explanation has been provided for this answer.

1,115.

Evidence of organic evolution can be deduced from all the following EXCEPT

A.

Antecology

B.

Comparative anatomy

C.

Embryology

D.

Fossil records

E.

Geographical distribution

Correct answer is A

No explanation has been provided for this answer.