Chemistry in Everyday Life PYQs Set 7 (PDF)

Set 7 of 9 · Questions 181-210 of 245

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Mere Teacher · Previous Year Questions JEE Main Chemistry · Chemistry in Everyday Life · Set 7 (Q181-210)
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181. $Which one of the following is used as Antihistamine ?$ (1) $Omeprazole$ (2) $Chloramphenicol$ (3) $Diphenhydramine$ (4) $Norethindrone$ 182. $Which of the following compounds can be separated by water ?$ (1) (2) (3) (4) 183. $Drugs used to bind to receptors, inhibiting its natural function and blocking a message are called$ (1) $Agonists$ (2) $Antagonists$ (3) $Allostensts$ (4) $Anti histaminists$ 184. $The liquified gas that is used in dry cleaning along with a suitable detergent is$ (1) $water gas$ (2) $petroleum gas$ (3) $N O_{2}$ (4) $C O_{2} . (OdishaNEET2019)$ 185. $Which cleansing agent gets precipitated in hard water?$ (1) $Sodium lauryl sulphate$ (2) $Sodium stearate$ (3) $Cetyl trimethyl ammonium bromide$ (4) $Sodium dodecyl benzene sulphonate$ 186. $If dichloromethane (DCM) and water (H_{2} O) are used for differential extraction, which one of the following statements is correct ?$ (1) $DCM and H_{2} O will make turbid/colloidal mixture$ (2) $DCM and H_{2} O will be miscible clearly$ (3) $DCM and H_{2} O would stay as lower and upper layer respectively in the separating funnel (S.F.)$ (4) $DCM and H_{2} O would stay as upper and lower layer respectively in the separating funnel (S.F.)$ 187. $Some drugs bind to a site other than, the active site of an enzyme. This site is known as$ (1) $non-active site$ (2) $allosteric site$ (3) $competitive site$ (4) $therapeutic site$ 188. $Which of the following is used for inducing sleep?$ (1) $paracetamol$ (2) $chloroquine$ (3) $bithional$ (4) $barbituric acid derivatives$ 189. $Which of the following compounds is used as a body deodorant ?$ (1) $Aspirin$ (2) $Omeprazole$ (3) $Indigosol-O$ (4) $p-Chlorometaxylenol$ 190. $Taj Mahal is being slowly disfigured and discoloured. This is primarily due to :$ (1) $Global warming$ (2) $Acid rain$ (3) $Water pollution$ (4) $Soil pollution$ 191. $Bithional is generally added to the soaps as an additive to function as a/an$ (1) $buffering agent$ (2) $antiseptic$ (3) $softener$ (4) $dryer.(2015, Cancelled)$ 192. $Which of the following compounds does not form salt with NaOH ?$ (1) (2) (3) (4) 193. $Which one of the following is employed as a tranquilizer ?$ (1) $Equanil$ (2) $Naproxen$ (3) $Tetracycline$ (4) $Chlorpheninamine$ 194. $Which of the following is/are antidepressant drug/s ?$ (1) $Cocaine$ (2) $Benzedrine$ (3) $Tofranil$ (4) $All the three$ 195. $The reason for "drug induced poisoning" is :$ (1) $Bringing conformational change in the binding site of enzyme$ (2) $Binding reversibly at the active site of the enzyme$ (3) $Binding irreversibly to the active site of the enzyme$ (4) $Binding at the allosteric sites of the enzyme$ 196. $Which of the following chemicals are used to manufacture methyl isocyanate that caused “Bhopal Tragedy”? (i) Methylamine (ii) Phosgene (iii) Phosphine (iv) Dimethylamine$ (1) $(i) and (iii)$ (2) $(iii) and (iv)$ (3) $(i) and (ii)$ (4) $(ii) and (iv)$ 197. $Chloroxylenol is an example of____$ (1) $antiseptic$ (2) $antipyretic$ (3) $analgesic$ (4) $tranquiliser$ 198. $Saccharin, an artificial sweetener, is manufactured from$ (1) $cellulose$ (2) $toluene$ (3) $cyclohexane$ (4) $starch.$ 199. $Which among the following is used as food preservative?$ (1) $C_{6} H_{5} CH_{2} O na$ (2) $C_{6} H_{5} COOONa$ (3) $C_{6} H_{5} COONa$ (4) $C_{6} H_{5} CH = CHCOONa$ 200. $The artificial sweetner stable at cooking temperature and does not provide calories is$ (1) $saccharin$ (2) $aspartame$ (3) $sucralose$ (4) $alitame.(OdishaNEET2019)$ 201. $Given below are two statements : Statement 1: Noradrenaline is a neurotransmitten Statement II : Low level of noradrenaline is not the cause of depression in human. In the light of the above statements, choose the correct answer from the options given below$ (1) $Statement I is correct but Statement II is incorrect$ (2) $Statement I is incorrect but Statement II is correct$ (3) $Both Statement I and Statement II are correct$ (4) $Both Statement I and Statement 11 are incorrect$ 202. $A drug that is antipyretic as well as analgesic is :$ (1) $chloroquin$ (2) $penicillin$ (3) $paracetamol$ (4) $chloropromazine hydrochloride$ 203. $Butylated hydroxy toluene as a food additive acts as$ (1) $antioxidant$ (2) $flavouring agent$ (3) $colouring agent$ (4) $emulsifier.$ 204. $Which is the major product formed when acetone is heated with iodine and potassium hydroxide ?$ (1) $Iodoacetone$ (2) $Acetic acid$ (3) $Iodoform$ (4) $Acetophenone$ 205. $Amongthefollowing, thenarrowspectrum antibiotic is$ (1) $chloramphenicol$ (2) $penicillin G$ (3) $ampicillin$ (4) $amoxycillin.(NEET2019)$ 206. $The drug used as post operative analgesic in medicine is$ (1) $L-dopa$ (2) $amoxycillin$ (3) $sulphapyridine$ (4) $morphine$ 207. $Mixture of chloroxylenol and terpineol acts as :$ (1) $Analgesic$ (2) $Antiseptic$ (3) $Antipyretic$ (4) $Antibiotic$ 208. $Which one of the following statements is not true about enzymes ?$ (1) $Enzymes are non-specific for a reaction and substrate.$ (2) $Almost all enzymes are proteins.$ (3) $Enzymes work as catalysts by lowering the activation energy of a biochemical reaction.$ (4) $The action of enzymes is temperature and pH specific$ 209. $Match List I with List II LIST I Type A. Antifertility drug B. Tranquilizer C. Antihistamine D. Antibiotic LIST II Name I. Norethindrone II. Meprobomate III. Seldane IV. Ampicillin Choose the correct answer from the options given below:$ (1) $A-II,B-I,C-III,D-IV$ (2) $A-IV,B-III,C-II,D-I$ (3) $A-I,B-II,C-IV,D-III$ (4) $A-I,B-II,C-III,D-IV$ 210. $How many of the following drugs is/are example(s) of broad spectrum antibiotic ? Ofloxacin, Penicillin G, Terpineol, Salvarsan$