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.

3,161.

The dominant phase in the life cycle of a fern is the

A.

prothallus

B.

sporophyte

C.

antheridium

D.

gametophyte

Correct answer is B

No explanation has been provided for this answer.

3,162.

Which of the following is NOT a function of the nucleus of a cell?

A.

it translates genetic information for the manufacture of proteins

B.

it stores and carries hereditary information

C.

it is the cell's energy reservoir

D.

it controls the life processes of the cell

Correct answer is C

No explanation has been provided for this answer.

3,163.

If a child can receive blood from all donors, he belongs to the blood group?

A.

O

B.

AB

C.

A

D.

B

Correct answer is B

Individuals with blood type AB positive are usually called universal recipients while individuals with blood type O are usually called universal donors.

3,164.

According to Darwin, the driving force behind evolutionary change is

A.

natural selection

B.

genetic drift

C.

mutation

D.

gene flow

Correct answer is A

No explanation has been provided for this answer.

3,165.

During the dry season in the tropics, the body metabolism of some animals slow to a minimal level in a process referred to as

A.

hibernation

B.

aestivation

C.

dormancy

D.

senescense

Correct answer is B

Aestivation is characterized by inactivity and a lowered metabolic rate, and is induced by high temperatures and arid conditions. It takes place during times of heat and dryness (the hot dry season) which are often the summer months.