Question

Rheumatoid arthritis is caused when . . .
i.) Lymphocytes become more active
ii.) Body attacks self cells
iii.) More antibodies are produced in the body
iv.) The ability to differentiate pathogens or foreign molecules from self-cells is
lost
Choose the correct answer from the options given below:
a.)i and ii
b.)iii and iv
c.)i and iii
d.)ii and iv

Answer 1

Answer:

.) Lymphocytes become more active

ii.) Body attacks self cells

iii.) More antibodies are produced in the body

iv.) The ability to differentiate pathogens or foreign molecules from self-cells is

lost

Choose the correct answer from the options given below:

ans. is 3

Answer 2

Answer: (d)

Explanation: rheumatoid arthritis occurs in old age when the body cells start attacking other cells of the human body. This occurs when the defence of our body cannot differentiate between pathogen of foreign molecules from self cells. Thus the answer is d.

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