chemistry in everyday life and polymers12) detergents can be made biodegradable and pollution free...
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Chemistry in everyday life and
Polymers
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1) Which of the following causes allergy? (1) Histamine (2) Serotonin (3) Acetylcholine (4) Veronal
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2) Which of the following is/are neurologically active drug/s (1) Aspirin (2) Phenelzine (3) Heroin (4) All the three
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3) The drug given during hypertension is (1) streptomycin (2) chloroxylenol (3) equanil (4) aspirin
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4 ) A substance which can act both as an analgesic and antipyretic is (1) quinine (2) aspirin (3) penicillin (4) insulin
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5) Chloramphenicol is an (1) antifertility drug (2) antihistamine (3) antiseptic and disinfectant (4) broad spectrum antibiotic
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6) The antibiotic used for curing tuberculosis is (1) penicillin (2) streptomycin (3) tetracycline (4) chloromycetin
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7) Phenol is used as (1) an antiseptic (2) a disinfectant (3) both (1) and (2) (4) a styptic
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8) Compound which is added to soap to impart antiseptic properties is
(1) sodium lauryl sulphate (2) sodiumdodecylbenzenesulphate (3) Rosin (4) bithional
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9) Which of the following is used as an antioxidant in food? (1) BTX (2) BHT (3) BHC (4) all the three
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10) Which of the following is not an artificial sweetener? (1) Sucrolose (2) Alitame (3) Saccharin (4) Sucrose
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11) Which of the following will not enhance nutritional value of food? (1) Minerals (2) Artificial sweeteners
(3) Vitamins (4) Aminoacids
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12) Detergents can be made biodegradable and pollution free by taking
(1) cyclic hydrocarbon chain (2) unbranched hydrocarbon chain (3) hydrocarbon with more branching (4) benzenoid hydrocarbons
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13) Which of the following biomolecules act as drug targets? (1) Carbohydrates (2) Proteins (3) Nucleic acids (4) All
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14) Which of the following acts both as an hormone as well as a neurotransmitter? (1) Noradrenaline
(2) Dopamine
(3) Acetylcholine
(4) Serotonin
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15) The chemical extracted from the plant Rauwolfia serpentine is : (1) Aspirin (2) Quinine (3) Bithional (4) Reserpine
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16) Heroin is a derivative of (1) Caffeine
(2) cocaine
(3) nicotine
(4) morphine
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17) Antiseptic action of dettol is due to (1) 4-chloro-3, 5-dimethylphenol (2) 3-chloro-4, 5-dimethylphenol (3) 4-chloro-4, 5-dimethylphenol (4) 5-chloro-3,4-dimethylphenol
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18) The artificial sweetener used in soft drinks is
(1) glycylglycine methyl ester (2) phenylalanylaspartic acid methyl ester (3) aspartylphenylalanine methyl ester (4) phenylalanylphenyalanine methyl ester
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19) Which of the following does not behave as a surfactant? (1) soap (2) Detergent (3) Phospholipid (4) Triglycerides
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20) The detergent which is used as a germicide is (1) sodium lauryl sulphate (2) cetyltrimethylammonium chloride (3) lauryl alcohol ethoxylate (4) sodium-2-dodecylbenzenesulphonate
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21) Detergents are prepared by the action of H2SO4 followed by neutralization by starting with (1) cholesterol (2) lauryl alcohol (3) cyclohexanol (4) p-nitrophenol
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22) The most widely used analgesic in severe pain is (1) aspirin (2) phenacetin (3) paracetamol (4) morphine
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23) Which of the following is used to prevent the oxidation of fats in the processed food? (1) Sodium sulphate (2) Sodium sulphite (3) BHT (4) Sodium metabisulphite
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24) Which of the following is not metabolized in the body? (1) Sucrose (2) D-Glucose (3) L-Glucose (4) Aspartame
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25) Natural silk is a (1) polypeptide (2) polysaccharide (3) polyvinyl chloride (4) polyacrylonitrile
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26) Which of the following is a polyamide? (1) Teflon (2) Nylon-6, 6 (3) Terylene (4) Bakelite
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27) Amongst the following, the branched chain polymer is (1) PVC (2) polyester (3) low density polythene (4) nylon-6,6
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28) Among the following, the weakest interparticle forces of attraction are present in (1) thermosetting polymers (2) thermoplastic polymers (3) fibres (4) elastomers
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29) Which one of the following is used to make ‘non-stick’ cookware? (1) PVC (2) Polstyrene (3) Poly(ethylene terephthalate) (4) Polytetrafluoroethylene
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30) Which of the following polymers is prepared by condensation polymerization? (1) styrene (2) Nylon-6,6 (3) Teflon (4) Rubber
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31) Of the following which one is classified as polyester polymer? (1) Nylon 6,6 (2) Terylene (3) Bakelite (4) Melmac
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32) Bakelite is a polymer of (1) benzaldehyde and phenol (2) formaldehyde and phenol (3) formaldehyde and benzyl alcohol (4) acetaldehyde and phenol
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33) Which of the following is used in paints? (1) Terylene (2) Nylon (3) Glyptal (4) Chloroprene
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34) Which of the following is a biodegradable polymer? (1) Cellulose (2) Polythene (3) Polyvinyl chloride (4) Nylon-6
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35) Thermoplastics are (1) linear polymers (2) soften or melt on heating (3) melt can be moulded in desired shape (4) all are correct
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36) In vulcanization of rubber (1) sulphur reacts to form a new compound (2) sulphur cross links are introduced (3) sulphur forms a very thin protective layer over rubber
(4) all statements are correct
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37) Which of the following sets contain only addition homopolymers? (1) Nylon-6, natural rubber, cellulose (2) Starch, nylon-6,6, polyester (3) Teflon, Bakelite, orlon (4) Neoprene, PVC, polythene
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38) An example of addition copolymer is (1) Buna-S (2) Buna-N (3) Butyl rubber (4) all the three
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39) The catalyst used for olefin polymerization is (1) Ziegler-Natta catalyst (2) Wilkinson catalyst (3) Raney nickel catalyst (4) Merrifield resin
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40) The outer capsule of drugs is made up of a polymer of (1) glycolic acid and lactic acid (2) glycine and caproic acid (3) salicylic acid and p-aminobenzoic acid (4) 3-hydroxybutanoic acid and 3- hydroxypentanoic acid
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41) A polymer which is used as a suture, i.e., for stiching of wounds after operations is (1) PHBV (2) Nylon-2-Nylon-6 (3) Dextron (4) Dacron