HUMAN HEALTH AND DISEASE (I) biology MCQ’s questions answers

 

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HUMAN HEALTH AND DISEASE (I)

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Question 1
Which cell of immune system cause pore formation at the surface of the plasma membrane?
A
Killer T cells
B
Helper T cells
C
B cell
D
Suppressor T cells
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Question 2
The active form of Entamoeba histolytica feeds upon:
A
Erythrocytes, mucosa and sub mucosa of colon
B
Blood only
C
Mucosa and sub mucosa of colon only
D
Food in intestine
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Question 3
Which one is correct for X & Y.
X-Ring worm spreads due to use of towel, cloth & combs of the infectious person.
Y-By constant itching the lesion get expanded.
A
X & Y both are right & Y is the correct explanation of X
B
X & Y both are right & Y is not correct explanation of X
C
X is wrong & Y is right
D
Y is wrong & X is right
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Question 4
Mark odd one?
A
Mucus
B
Saliva
C
Tears
D
Acid
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Question 5
Common cold differs from pneumonia in that:
A
Pneumonia is a communicable disease, whereas the common cold is a nutritional deficiency disease
B
Pneumonia can be prevented by a live attenuated bacterial vaccine, whereas the common cold has no effective vaccine
C
Pneumonia is caused by a virus, while the common cold is caused by the bacterium Haemophilus influenzae
D
Pneumonia pathogen infects alveoli whereas the common cold affects nose and respiratory passage but not the lungs
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