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Chemistry in Everyday Life

Multiple Choice Questions

31.

Match the following:

Drug Class

A. Dimetapp p. Antidepressant

B. Furacine q. Analgesic

C. Pheneizine r. Antiseptic

D. Aspirin s. Antifertility

E. Norethindrone t. Antihistamine

A - q; B - s; C - t; D - r; E - p
A - r; B - t; C - q; D - p; E - s
A - t; B - s; C - q; D - p; E - r
A - t; B - r; C - p; D - q; E - s

32.
Consider the following antibiotics
(i) erythromycin
(ii) ofloxacin
(iii) chloramphenicol
(iv) penicillin
(v) tetracycline
The pair of bactericidal antibiotics is

(i) and (iii)

(ii) and (iv)

(iii) and (v)

(i) and (iv)

(ii) and (iv)

Antibiotics are the substances which in low concentration inhibit the growth or destroy microorganisms by intervening in their metabolic processes. They are called bactericidal when they kills the microbes, e.g., penicillin, aminoglycosides, ofloxacin, etc.