Respiration - Jamb Biology Past Questions and Answers

Question 6:

• JAMB 1980

In anaerobic respiration, glucose is converted to one of the following

A. Carbon dioxide and water
B. Carbon dioxide only
C. Carbon dioxide and alcohol
D. Alcohol and water
E. Water and acetic acid

Question 7:

• JAMB 1980

The center which controls respiratory activities the mammalian brain is the

A. Cerebrum
B. Olfactory lobe
C. Pituitary organ
D. Cerebellum
E. Medulla

Question 8:

• JAMB 1980

Oxygen from the atmosphere reaches the mammalian blood stream through one of the path indicated below. Indicate the correct path, a = mouth, b = trachea, c = bronchiole, d = nostril, e = bronchus, f = alveoli

A. A → b → e → f → d
B. B → d → f → e → c
C. D → b → e → c → f
D. B → a → f → e → c
E. F → e → c → d → c

Question 9:

• JAMB 1980

Why is the part labelled 5 thicker than 6?

A. 5 is the left ventricle and 6 the right ventricle
B. 6 is the left ventricle and 5 the right ventricle
C. 5 receives blood from the left auricle and 6 from the right
D. 5 pumps blood round the body and 6 pumps blood into the lungs
E. 5 deals with oxygenated blood and 6 deals with deoxygenated blood

Question 10:

• JAMB 1980

Which of the labelled parts is the venga caval opening?

A. 1
B. 2
C. 3
D. 4
E. 5