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.

481.

Which of the following cells is a specialized cell?

A.

Amoeba

B.

Plasmodium

C.

Guard cell

D.

Meristematic cell

Correct answer is C

No explanation has been provided for this answer.

482.

The structure of the cell membrane is a

A.

double layer and a double protein layer

B.

middle bi-layer of protein with a lipid layer on either surface

C.

middle bi-layer of lipid with a protein layer on either surface

D.

protein layer with two inner lipid layers

Correct answer is C

No explanation has been provided for this answer.

483.

Which of the following organisms is not a protozoan?

A.

Amoeba

B.

Ascaris

C.

Plasmodium

D.

Paramecium

Correct answer is B

No explanation has been provided for this answer.

484.

Study the diagram above and answer the question.

A decrease in the number of 11 will result in

A.

an increase in urine production

B.

an increase in energy production

C.

a decreased population

D.

decreased immunity

Correct answer is D

No explanation has been provided for this answer.

485.

Plant A was seen to appear as Plant B after seven hours. Study the above diagrams carefully and answer the questions.

The environmental factors responsible for the condition in plant B are

A.

low humidity and low temperature

B.

high humidity and low temperature

C.

low humidity and high temperature

D.

high humidity and high temperature

Correct answer is C

No explanation has been provided for this answer.