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.

2,681.

Hydra captures small crustaceans with the

A.

pseudopodia

B.

musculo-epithelial cells

C.

tentacles

D.

enteron

E.

ectoderm

Correct answer is C

No explanation has been provided for this answer.

2,682.

Which of the following is responsible for the conversion of nitrites to nitrates in the nitrogen cycle?

A.

Denitrifying bacteria

B.

Nitrifying bacteria

C.

Lightening

D.

Fungi

E.

Brown algae

Correct answer is B

No explanation has been provided for this answer.

2,683.

In a water culture experiment, the culture solution in a transparent beaker turned green. What precaution
should have been taken to prevent the culture solution from turning green?

A.

Changing the culture solution regularly

B.

Increasing the number of times the culture is aerated

C.

Covering the transparent beaker with black cloth

D.

Adding warm alcohol to bleach the green colour

E.

Sterilizing the beaker in a hot oven before use

Correct answer is C

No explanation has been provided for this answer.

2,684.

In grasshopper/cockroach digestion starts from the

A.

oesophagus

B.

crop

C.

gizzard

D.

midgut

E.

mouth

Correct answer is E

No explanation has been provided for this answer.

2,685.

Which of the following pairs consists of gametes?

A.

Ova and spermatozoa

B.

Spores and sporangium

C.

Flowers and pollen grains

D.

Testes and ovaries

E.

Gametophyte and sporophyte

Correct answer is A

No explanation has been provided for this answer.