JAMB Biology Past Questions & Answers - Page 289

1,441.

What combination of characteristics should a prey develop to survive the environment of its predator?

A.

Camouflage, well developed limbs, and effective vision

B.

Showy colour, big body, and well developed limbs

C.

Camouflage, big body, and effective vision

D.

Showy colour, well developed muscles, and an acute sense of smell

Correct answer is A

No explanation has been provided for this answer.

1,442.

Which of the following characters is NOT sex-linked?

A.

Albinism

B.

Baldness

C.

Haemophilia

D.

Colour blindness

Correct answer is A

No explanation has been provided for this answer.

1,443.

One reason for the success of Mendel's work is that the

A.

was the first to carry out research work on modern genetics

B.

introduced quantitative and qualitative elements into his work

C.

selected two characteristics only at a time for study

D.

drew up his laws of inheritance based on his knowledge of chromosomes

Correct answer is D

No explanation has been provided for this answer.

1,444.

During binary fission in lower organisms, the nucleus is known to undergo

A.

mitosis

B.

meiosis

C.

fragmentation

D.

mutation

Correct answer is A

No explanation has been provided for this answer.

1,445.

One of the most effective ways of controlling guinea worm is by

A.

treating the disease

B.

public enlightenment campaigns

C.

accelerating rural development

D.

provision of portable drinking water

Correct answer is D

No explanation has been provided for this answer.