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.

4,226.

Which one of the following parts of the mammalian body is most closely associated with the production of urine?

A.

Malpighian capsule

B.

Urinary bladder

C.

Ureter

D.

Vas deferens

E.

Urethra

Correct answer is A

The Malpighian corpuscle performs the crucial step involved in urine formation.

4,227.

For pollination and fruit formation, the essential part(s) of the flower should be the

A.

corolla

B.

ovary

C.

pistil (gynoecium)

D.

ovules

E.

receptacle

Correct answer is C

No explanation has been provided for this answer.

4,228.

The conversion of excess amino acids into urea occurs in the

A.

Kidney

B.

pancreas

C.

villi

D.

liver

E.

spleen

Correct answer is D

No explanation has been provided for this answer.

4,229.

Which of the following food substances is digested in the stomach?

A.

Carbohydrate

B.

Fats and oil

C.

Fats and proteins

D.

Proteins

E.

Carbohydrates and fats

Correct answer is D

No explanation has been provided for this answer.

4,230.

The joint between the atlas and axis vertebrae allows for

A.

rotatory movement only

B.

up and down or nodding movements only

C.

rotatory and nodding movements

D.

no movement at all

E.

slight movement

Correct answer is A

-The joint between the atlas and axis vertebrae is a PIVOT JOINT.

-The Odontoid Process of the axis acts as a pivot which allow the rotation of the head on the vertebral column.

-Hence; the atlas and the skull together ROTATE about the Odontoid Process.