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.

2,116.

The sheet of muscle that separates the thoracic and the abdominal cavities is the

A.

diaphragm

B.

intercostal muscle

C.

pleural memberane

D.

pericardium

Correct answer is A

No explanation has been provided for this answer.

2,117.

Yeast respires anaerobically to convert simple sugar to carbon (IV) oxide and

A.

alcohol

B.

acid

C.

oxygen

D.

water

Correct answer is A

No explanation has been provided for this answer.

2,118.

Which of the following structures are visible in the cell of a plant during mitosis?

A.

Centrioles, chromatids and nucleolus

B.

Homologous chromosomes, nuclear membrane and spindle fibres

C.

cell wall, centrioles and chromatids

D.

Chromosomes, nuclear membrane and centromere

Correct answer is B

No explanation has been provided for this answer.

2,119.

The structure that will be stained blue-black by iodine is labelled

A.

I

B.

II

C.

III

D.

IV

E.

V

Correct answer is A

No explanation has been provided for this answer.

2,120.

The part labelled ll is the

A.

stoma

B.

palisade cell

C.

spongy cell

D.

guard cell

E.

epidermal cell

Correct answer is A

No explanation has been provided for this answer.