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.

2,526.

Iodine is needed by a patient suffering from a malfunctioning of the 

A.

salivary gland

B.

thyroid gland

C.

adrenal gland

D.

sebaceous gland

Correct answer is B

No explanation has been provided for this answer.

2,527.

Which of the following is not a function of the liver in mammals?

A.

Storage of some vitamins

B.

Conversion of glycogen into glucose

C.

Deamination of excess nitrogenous substances

D.

Filtration of urea from the blood.

Correct answer is D

No explanation has been provided for this answer.

2,528.

Glomerular nitrate contains 

A.

no glucose

B.

amino acids

C.

no proteins

D.

urea

Correct answer is D

No explanation has been provided for this answer.

2,529.

Terrestrial plants exchange gases through the following except 

A.

chloroplast

B.

stomata

C.

lenticels

D.

root-cells

Correct answer is A

No explanation has been provided for this answer.

2,530.

Which of the following is correct about the transverse section of a vein, when compared with that of an
artery?

A.

The lumen of a vein is wider than that of an artery

B.

The endothelium of the vein is thinner than that of an artery

C.

There are more smooth muscles in a vein than in an artery

D.

There are valves in veins but not in arteries.

Correct answer is D

No explanation has been provided for this answer.