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.

1,366.

An organism which maintains a constant temperature irrespective of environmental temperature fluctuation is

A.

an insect

B.

a mammal

C.

an amphibian

D.

a fish

Correct answer is B

No explanation has been provided for this answer.

1,367.

Which of the following substances is not an excretory product in mammals?

A.

Carbon dioxide

B.

Water

C.

Faeces

D.

Urea

Correct answer is C

No explanation has been provided for this answer.

1,368.

Use the diagram below to answer this question.

With respect to their decreasing dependence on aquatic conditions for reproduction, which of the following is the correct arrangement of the animals represented?

A.

l, IV, II, and lll

B.

IV, lll, ll, and l

C.

l, ll, IV, and lll

D.

lll, ll, IV, and l

Correct answer is B

- Like frogs, most toads lay their fertilized eggs in water, where they hatch into tadpoles before developing into adult toads. These amphibians need a safe, undisturbed body of water to lay their eggs in. However, a few species breed on land.

- the mother alligator typically lays about 35 eggs in a nest made of mud, sticks, and other plant matter. 

- Rabbits sometimes dig a burrow in which to give birth

1,369.

Use the diagram below to answer this question.

Based on the shape and structure of the beak and feet, the bird represented is likely to feed mainly on

A.

flesh

B.

fruits

C.

seeds

D.

nectar

Correct answer is A

No explanation has been provided for this answer.

1,370.

Use the diagram below to answer this question.

The main function of the feathers covering the part labeled I is to?

A.

prevent ectoparasites from attacking the animal

B.

generate heat to keep the animal warm

C.

provide some power for flight

D.

serve as insulator to maintain body heat

Correct answer is D

No explanation has been provided for this answer.