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Chemistry in Everyday Life · Question 6

NEET (UG) 2019MCQEasy📈 Topic in 25% papers+4−1
1

Among the following, the narrow spectrum antibiotic is :

  1. amoxycillin
  2. chloramphenicol
  3. penicillin G
  4. ampicillin

Answer

(3) penicillin G

Solution

As per NCERT, antibiotics effective mainly against Gram-positive or Gram-negative bacteria are narrow spectrum antibiotics; those killing or inhibiting a wide range of both are broad spectrum antibiotics.

Penicillin G has a narrow spectrum.

Ampicillin and amoxycillin are synthetic modifications of penicillin with a broad spectrum; chloramphenicol is a broad spectrum antibiotic.

Answer: (3)

Out of syllabusNEET (UG) 2019

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2

Mixture of chloroxylenol and terpineol acts as

  1. antiseptic
  2. antipyretic
  3. antibiotic
  4. analgesic
Out of syllabusNEET 2017
3

Which of the following is an analgesic?

  1. streptomycin
  2. chloromycetin
  3. Novalgin
  4. Penicillin
Out of syllabusNEET 2016 (Phase 1)
4

Bithional is generally added to the soaps as an additive to function as a/n

  1. buffering agent
  2. antiseptic
  3. softener
  4. dryer
Out of syllabusAIPMT 2015 (Cancelled)
5

Artificial sweetener which is stable under cold conditions only is

  1. saccharine
  2. sucralose
  3. aspartame
  4. alitame
Out of syllabusAIPMT 2014
6

Antiseptics and disinfectants either kill or prevent growth of microorganisms. Identify which of the following statements is not true.

  1. Dilute solutions of boric acid and hydrogen peroxide are strong antiseptics.
  2. Disinfectants harm the living tissues.
  3. A 0.2% solution of phenol is an antiseptic while 1% solution acts as a disinfectant.
  4. Chlorine and iodine are used as strong disinfectants.
Out of syllabusNEET 2013
7

Dettol is the mixture of

  1. chloroxylenol and bithional
  2. chloroxylenol and terpineol
  3. phenol and iodine
  4. terpineol and bithionol
Out of syllabusNEET 2013 (Karnataka)
8

Chloramphenicol is an

  1. antifertility drug
  2. antihistaminic
  3. antiseptic and disinfectant
  4. antibiotic-broad spectrum
Out of syllabusAIPMT 2012 (Mains)
9

Which one of the following is employed as antihistamine?

  1. Chloramphenicol
  2. Diphenhydramine
  3. Norethindrone
  4. Omeprazole
Out of syllabusAIPMT 2011 (Prelims)
10

Which one of the following is employed as a tranquilizer drug?

  1. Promethazine
  2. Valium
  3. Naproxen
  4. Mifepristone
Out of syllabusAIPMT 2010 (Prelims)
11

Which one of the following is employed as a tranquilizer?

  1. Naproxen
  2. Tetracycline
  3. Chlorpheniramine
  4. Equanil
Out of syllabusAIPMT 2009

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