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.

3,271.

Climax communities in a biotic succession are usually characterized by

A.

a constant change in the appearance of the communities

B.

different species that are constantly changing

C.

a stable composition of plant and animal species

D.

rapid changes in the plant and animal species

Correct answer is C

No explanation has been provided for this answer.

3,272.

Grasses recover quickly from bush fires in the savanna because of their

A.

perennating organs

B.

rapid growth rate

C.

fibrous roots

D.

succulent stems

Correct answer is A

No explanation has been provided for this answer.

3,273.

The causative agent of typhoid fever is

A.

salmonella

B.

entamoeba

C.

escherichia

D.

shigella

Correct answer is A

No explanation has been provided for this answer.

3,274.

An organism that exhibits extracellular digestion is

A.

spirogyra

B.

paramecium

C.

amoeba

D.

rhizopus

Correct answer is D

No explanation has been provided for this answer.

3,275.

A characteristic that best exemplifies the evolutionary advancement of mammals over other vertebrates is

A.

viviparous reproduction

B.

paired limbs

C.

terrestrial mode of life

D.

a heart

Correct answer is A

No explanation has been provided for this answer.