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.

3,621.

In a water culture experiment, a plant showed poor growth and yellowing of the leaves. These may be due to deficiency in

A.

copper

B.

iron

C.

magnesium

D.

calcium

Correct answer is B

No explanation has been provided for this answer.

3,622.

The manufacture of carbohydrates by plants takes place only in

A.

the leaves

B.

the green stems

C.

chlorophyllous parts

D.

flowering plants

Correct answer is C

No explanation has been provided for this answer.

3,623.

Which of the following structures is capable of producing more tissues in the stem of a herbaceous flowering plant?

A.

Epidermis

B.

Pericycle

C.

Xylem

D.

Cambium

Correct answer is D

No explanation has been provided for this answer.

3,624.

A distinguished feature of mammals is the possession of

A.

skin

B.

scale

C.

nail

D.

hair

Correct answer is D

No explanation has been provided for this answer.

3,625.

The structure that prevents food particles from escaping through the fish gills are called gill

A.

arches

B.

filaments

C.

rakers

D.

lamellae

Correct answer is C

No explanation has been provided for this answer.