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.

656.

If the cross of a red-flowered plant with a white flowered plant produces a pink flowered plant, this is an example of

A.

codominance

B.

incomplete dominance

C.

mutation

D.

linkage

Correct answer is B

No explanation has been provided for this answer.

657.

The movement of blood between the heart and all other parts of the body besides the lung is known as

A.

systemic circulation

B.

closed circulatory system

C.

pulmonary circulation

D.

single circulation system

Correct answer is A

No explanation has been provided for this answer.

658.

Which of the following animals has homodont dentition?

A.

Rat

B.

Man

C.

Lizard

D.

Pigeon

Correct answer is C

No explanation has been provided for this answer.

659.

which of the following is an agent of a sexually transmitted disease?

A.

Entamoeba histolytica

B.

Salmonella typhi

C.

Treponema pallidum

D.

Clostridium tetani

Correct answer is B

No explanation has been provided for this answer.

660.

Which of the following protects the essential parts of the flower at bud stage?

A.

Stamens

B.

Sepals

C.

Petals

D.

Carpels

Correct answer is B

No explanation has been provided for this answer.