Question 566:

• JAMB 1988

In the mammalian respiratory system, exchange of gases occurs in the

A. Lungs
B. Bronchi
C. Bronchioles
D. Alveoli

Question 567:

• JAMB 1988

The main waste products formed in plants are

A. Alkaloids tannins and resins
B. Water, alkaloids and carbondioxde
C. Oxygen, carbondioxide and alkaloids
D. Water, carbondioxide and oxygen

Question 568:

• JAMB 1988

In the kidney, the malpighian corpuscles is located in the

A. Medulla
B. Hilium
C. Cortex
D. Pelvis

Question 569:

• JAMB 1988

The skin, through the sweat glands, function as

A. An excretory organ
B. A respiratory organ
C. A sensory organ
D. A protective organ

Question 570:

• JAMB 1988

Parenchyma cells are serves as supporting tissue when they

A. Contain chloroplast
B. Have crystals
C. Become flaccid
D. Become turgid