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.

3,581.

The function of the part labelled 1 is to

A.

secrete a fluid which lubricates the joint

B.

attach muscles to the bones at the joint

C.

bend the bones at the joint

D.

hold the joint in place

Correct answer is C

No explanation has been provided for this answer.

3,582.

The grand period of growth is represented by

A.

N

B.

M

C.

L

D.

K

Correct answer is A

No explanation has been provided for this answer.

3,583.

The correct sequence for the perception of smell in mammals is

A.

chemicals → olfactory nerve endings → brain

B.

dissolved chemicals → nasal sensory cell → brain

C.

chemicals → mucus membrane → sensory cells→ brain

D.

dissolved chemicals → sensory cells → olfactory nerve → brain

Correct answer is D

No explanation has been provided for this answer.

3,584.

Bacteria multiply rapidly by means of

A.

budding

B.

fragmentation

C.

binary fission

D.

spore formation

Correct answer is C

No explanation has been provided for this answer.

3,585.

In epigeal germination, the cotyledons are

A.

carried above the ground by the elongation hypocotyl

B.

pulled underground by the elongating epicotyl

C.

pulled underground by the elongating epicotyl

D.

carried above the ground by the elongating epicotyl

Correct answer is A

No explanation has been provided for this answer.