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.

2,861.

Which of the following structures control the activities of the living cell?

A.

Nucleus

B.

Centrosome

C.

Chloroplast

D.

Golgi body

E.

Mitochondrion

Correct answer is A

No explanation has been provided for this answer.

2,862.

Which of the following methods of reproduction is common to Paramecium and Amoeba?

A.

Conjugation

B.

Sexual reproduction

C.

Binary fission

D.

Budding

E.

Fragmentation

Correct answer is C

No explanation has been provided for this answer.

2,863.

Which of the following processes will not introduce carbondioxide into the atmosphere?

A.

Breathing

B.

Photosynthesis

C.

Respiration

D.

Putrefaction

E.

Burning

Correct answer is B

No explanation has been provided for this answer.

2,864.

The large intercellular air spaces that penetrate the tissues of most hyrophytes provide a pathway through
which

A.

carbondioxide absorbed by leaves can diffuse to the roots

B.

oxygen produced in the leaves can diffuse to the submerged parts

C.

salts absorbed by roots can reach other parts of the plant

D.

plant hormones are transported to various parts

E.

manufactured food is translocated

Correct answer is B

No explanation has been provided for this answer.

2,865.

Which of the following is an example of reproductive adaptation?

A.

Succulent stems of a cactus plant

B.

Changing colour of chameleon

C.

Possession of spines by desert plants

D.

Neck colouration in Agama lizard

E.

Leaf-shedding in trees

Correct answer is D

No explanation has been provided for this answer.