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.

3,296.

The product of excretion common to the mammalian kidney, lung, and skin is

A.

mineral salt

B.

carbon (IV) oxide

C.

water

D.

urea

Correct answer is C

No explanation has been provided for this answer.

3,297.

Night-blindness results from a deficiency of

A.

vitamin E

B.

Vitamin A

C.

Vitamin K

D.

Vitamin C

Correct answer is B

No explanation has been provided for this answer.

3,298.

An evidence of a common ancestor for fishes, amphibians, reptiles, birds, and mammals is the

A.

possession of wings by birds and bats

B.

cold-bloodedness of fishes, amphibians and reptile

C.

presence of gill clefts in vertebrate embryos

D.

possession of scale by fish and reptiles

Correct answer is C

No explanation has been provided for this answer.

3,299.

The only caste in the termite colony that can feed themselves are the

A.

reproductives

B.

workers

C.

nymphs

D.

soldiers

Correct answer is B

No explanation has been provided for this answer.

3,300.

When an animal has a dark-coloured dorsal surface and a light-colouration ventral surface, this is an adaptation called

A.

concealment colouration

B.

countershading

C.

colour blending

D.

disruptive colouration

Correct answer is B

No explanation has been provided for this answer.