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Chemistry in Everyday Life

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

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, while those killing or inhibiting a wide range of both are broad spectrum antibiotics.

Penicillin G has a narrow spectrum, so it is the answer. Ampicillin and amoxycillin are synthetic modifications of penicillin with a broad spectrum, and chloramphenicol is also a broad spectrum antibiotic.

Answer: (3)

Out of syllabus

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Ques. 2NEET 2017

Mixture of chloroxylenol and terpineol acts as

  1. antiseptic
  2. antipyretic
  3. antibiotic
  4. analgesic
Out of syllabus
Ques. 3NEET 2016 (Phase 1)

Which of the following is an analgesic?

  1. streptomycin
  2. chloromycetin
  3. Novalgin
  4. Penicillin
Out of syllabus
Ques. 4AIPMT 2015 (Cancelled)

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 syllabus
Ques. 5AIPMT 2014

Artificial sweetener which is stable under cold conditions only is

  1. saccharine
  2. sucralose
  3. aspartame
  4. alitame
Out of syllabus
Ques. 6NEET 2013

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 syllabus
Ques. 7NEET 2013 (Karnataka)

Dettol is the mixture of

  1. chloroxylenol and bithional
  2. chloroxylenol and terpineol
  3. phenol and iodine
  4. terpineol and bithionol
Out of syllabus
Ques. 8AIPMT 2012 (Mains)

Chloramphenicol is an

  1. antifertility drug
  2. antihistaminic
  3. antiseptic and disinfectant
  4. antibiotic-broad spectrum
Out of syllabus
Ques. 9AIPMT 2011 (Prelims)

Which one of the following is employed as antihistamine?

  1. Chloramphenicol
  2. Diphenhydramine
  3. Norethindrone
  4. Omeprazole
Out of syllabus
Ques. 10AIPMT 2010 (Prelims)

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

  1. Promethazine
  2. Valium
  3. Naproxen
  4. Mifepristone
Out of syllabus
Ques. 11AIPMT 2009

Which one of the following is employed as a tranquilizer?

  1. Naproxen
  2. Tetracycline
  3. Chlorpheniramine
  4. Equanil
Out of syllabus

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