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Chemistry In Everyday Life 12 MCQs Questions with Answers
Some drugs do not bind to the enzyme’s artive site, instead bind to a different site of enzyme. This site is called
(a) allosteric site
(b) substrate site
(c) ionic site
(d) competitive site
Answer: (a) allosteric site
A drug which acts as antipyretic as analgesic is
Answer: (d) 4-acetamidophenol
Which of the following is not an antidepressants?
Answer: (d) Salvarsan
Antihistamines are not helpful
(a) in curing nasal allergies
(b) in treating rashes caused by itching
(c) in bringing down acute fever
(d) in vasodilation
Answer: (c) in bringing down acute fever
Which of the following statements is not correct?
(a) Some disinfectants can be used as antiseptic at low concehtration
(b) Aspirin is analgesic and natipyretic
(c) Norethindrone is an antihistamines
(d) Chloramphenicol is a broad spectrum antibiotic
Answer: (c) Norethindrone is an antihistamines
Which of the following will not act as antacid?
(a) Sodium hydrogencarbonate
(b) Magnesium hydroxide
(c) Sodium carbonate
(d) Aluminium hydroxide
Answer: (c) Sodium carbonate
Artificial sweetener which is stable only under cold conditions only is
Answer: (c) aspartame
Which of the following is analgesic?
Answer: (c) Novalgin
Antimicrobial drugs include
(a) (i) and (ii)
(b) (i) and (iii)
(c) (ii) and (iii)
(d) (i), (ii) and (iii)
Answer: (d) (i), (ii) and (iii)
Allergy is caused by the production of in the body
Answer: (d) Histamines
Which of the following can possibly be used as analgesic without causing addiction and modification?
(c) N-acety 1-para-aminophenol
Answer: (c) N-acety 1-para-aminophenol
An ester used in medicine is
(a) ethyl acetate
(b) methyl acetate
(c) methyl salicylate
(d) ethyl benzoate
Answer: (c) methyl salicylate
2-Acetoxy benzoic acid is called
(d) Mordant dye
Answer: (b) Aspirin
Which of the following is used as a preservative to protect processed food?
(a) Sodium Sulphate
(d) Sodium metabisulphate
Answer: (d) Sodium metabisulphate
The drug used agains AIDS is
(a) Enovid E
Answer: (b) AZT
Which of the following tranquilliser is not a derivative of barbituric acid?
Answer: (b) Equanil
Which of the following statements is not correct about penicillin?
(a) Penicillin G has a narrow spectrum
(b) It is extracted from antibacterial fungus Penicillium
(c) Ampicillin and Amoxycilin are synthetic modification of penicillins
(d) It has bacteriostatic effect
Answer: (d) It has bacteriostatic effect
The main constituents of dettol are
(a) chloramphenicol + glycerol
(b) 2-3% solution of iodine in alcohol
(c) 0.2% solution of phenol
(d) chloroxylenol and terpineol
Answer: (d) chloroxylenol and terpineol
Which of the following antibiotic is bactericidal?
Answer: (c) Penicillin
Which one is a broad spectrum antibiotic?
Answer: (a) Chloramphenicol
What is tincture of iodine?
(a) 2-3% solution of iodine in alcohol-water mixture
(b) A mixture of iodine in chloroxylenol
(c) A mixture of 0.2% phenol and 2-3% iodine in water
(d) 2-3% solution of iodine in potassium iodide
Answer: (a) 2-3% solution of iodine in alcohol-water mixture
Which of the following pairs are baceteriostatic antibiotics?
(a) Pencillin, tetracycline
(b) Erythromycin, chloramphenicol
(c) Offloxacin, aminoglycosides
(d) Tetracycline, chloramphenicol
Answer: (b) Erythromycin, chloramphenicol
Name an artificial sweetener which is derivative of sucrose
Answer: (b) Sucrolose
The use of aspartame is limited to cold foods and drinks because
(a) it is unstable to heat and decomposes at cooking temperature
(b) it is 500 times sweeter than cane sugar
(c) it becomes bitter at cooking temperature
(d) it reacts with the food at cooking temperature
Answer: (a) it is unstable to heat and decomposes at cooking temperature
What is the problem faced while using alitame as artificial sweetener?
(a) It decomposes when added to the food items
(b) It provides a huge number of calories to the food
(c) It is difficult to control the sweetness of food while using it
(d) It increases the volume of the contents to a large extent
Answer: (c) It is difficult to control the sweetness of food while using it
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