EASY
12th CBSE
IMPORTANT
Earn 100

Japanese encephalitis is transmitted by
(a)Housefly
(b)Tse tse fly
(c)Sand fly
(d)Mosquito

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Important Questions on Human Health and Disease
HARD
12th CBSE
IMPORTANT
Match the type of immunity listed in column I with the examples listed in column II. Choose the answer that gives the correct combination of alphabets of the two columns.
Column I |
Column II |
Type of immunity | Example |
A. Natural active | p. Immunity developed by heredity. |
B. Artificial passive | q. From mother to foetus through the placenta. |
C. Artificial active | r. Injection of antiserum to travellers. |
D. Natural passive | s. Fighting infections naturally. |
t. Induced by vaccination. |

EASY
12th CBSE
IMPORTANT
Which of the following is an autoimmune disease?

EASY
12th CBSE
IMPORTANT
A patient is suspected to be suffering from Acquired Immunodeficiency Syndrome(AIDS). Which diagnostic technique will you recommend for its detection?

MEDIUM
12th CBSE
IMPORTANT
At which stage of HIV infection does one usually show symptoms of AIDS?

EASY
12th CBSE
IMPORTANT
The pathogen Microsporum responsible for ringworm disease in humans belongs to the same kingdom of organisms as that of

EASY
12th CBSE
IMPORTANT
The 24 hour (diurnal) rhythm of our body such as the sleep-wake cycle is regulated by the hormone.

HARD
12th CBSE
IMPORTANT
A drug used for _____ patients is obtained from a species of organism_____. The one correct option for the two blanks is

EASY
12th CBSE
IMPORTANT
Which one of the following is related to humoral immunity?
