NEET UG BIOLOGY MCQ: HUMAN HEALTH AND DISEASES

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Note the following words.
I. Skin II. Phagocytes
III.B-cells IV. Inflammation
V. Antibodies VI. T-cells
VII. Fever VIII. Antimicrobial proteins
IX. NK-cells X. Secretions
Identify the factors involved in second line of defence.

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Correct option: A

II, IV, VII and IX

Option A (II, IV, VII and IX) is correct because phagocytes, inflammation, fever, and NK-cells are all part of the second line of defense (innate immunity).

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