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Explore popular questions from Chemistry in Everyday Life for JEE Main. This collection covers Chemistry in Everyday Life previous year JEE Main questions hand picked by experienced teachers.

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Chemistry in Everyday Life

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Q 1. Which of the following chemicals can be added for sweetening of food items at cooking temperature and does not provide calories?

A

Sucrose

B

Glucose

C

Aspartame

Sucralose

Explanation

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Q 2. Which of the following is a bacteriostatic?

A

Penicillin

Erythromycin

C

Aminoglycoside

D

Ofloxacin

Explanation

Erythromycin is a bacteriostatic drug, i.e., a drug which inhibits the growth of organisms whereas penicillin, aminoglycoside (streptomycin) and ofloxacin are bacteriocidal drugs, i.e., drugs which kill the organisms in the body.

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Q 3. Aspirin is used to cure Alzheimer's disease which is caused by

{tex} \mathrm { Al } ^ { 3 + } {/tex}

B

{tex} \mathrm { Mg } ^ { 2 + } {/tex}

C

{tex} \mathrm { Fe } ^ { 3 + } {/tex}

D

All of these

Explanation

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Q 4. Which is the correct statement about birth control pills?

A

Contain oestrogen only

B

Contain progesterone only

Contain a mixture of oestrogen and progesterone derivatives

D

Progesterone enhances ovulation

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Q 5. Veronal and luminal are the derivatives of barbituric acid which are

A

Tranquilisers

B

Neurologically active drugs

Both Tranqulisers and Neurologically active drugs

D

None of these

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Q 6. Functional groups present in paracetamol are

A

Alcoholic, acetylamine

B

Phenolic, amine

Phenolic, acetylamine

D

Alcoholic, amine

Explanation

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Q 7. Sodium metabisulphite {tex} \left( \mathrm { Na } _ { 2 } \mathrm { S } _ { 2 } \mathrm { O } _ { 5 } \right) {/tex} is preservative for food products such as jams, squashes, pickles, etc. It is easily converted into

{tex} \mathrm { SO } _ { 2 } {/tex} and {tex} \mathrm { H } _ { 2 } \mathrm { SO } _ { 3 } {/tex}

B

{tex} \mathrm { Na } _ { 2 } \mathrm { SO } _ { 4 } {/tex} and {tex} \mathrm { H } _ { 2 } \mathrm { SO } _ { 4 } {/tex}

C

{tex} \mathrm { SO } _ { 3 } {/tex} and {tex} \mathrm { H } _ { 2 } \mathrm { SO } _ { 4 } {/tex}

D

{tex} \mathrm { Na } _ { 2 } \mathrm { S } _ { 2 } \mathrm { O } _ { 3 } {/tex} and {tex} \mathrm { H } _ { 2 } \mathrm { S } _ { 2 } \mathrm { O } _ { 3 } {/tex}

Explanation

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Q 8. Arsenic drugs are mainly used in the treatment of

A

Jaundice

B

Typhoid

Syphilis

D

Cholera

Explanation

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Q 9. Which of the following will not enhance nutritional value of food?

A

Carbohydrates

B

Proteins

Artificial sweeteners

D

Vitamins

Explanation

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Q 10. Which is not an artificial sweetener?

A

Saccharin

B

Cyclamate

C

Aspartame

Saccharic acid

Explanation

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Q 11. Antioxidants for wine, beers, sugar syrups, peeled fruits and vegetables are

A

{tex} \mathrm { BHA } {/tex}

B

{tex} \mathrm { B H T } {/tex}

{tex} \mathrm { Na } _ { 2 } \mathrm { SO } _ { 3 } / \mathrm { SO } _ { 2 } {/tex}

D

All of these

Explanation

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Q 12. Which set has different class of drugs?

A

{tex} \bf {Analgesics}{/tex} Aspirin, Naproxen, Ibuprofen, Dichlorofenan sodium

B

{tex} \bf {Tranquilisers }{/tex} Barbiturates, Equanil, Valium, Meprobamate

C

{tex} \bf {Antiseptics}{/tex} Chlorine, Dettol, Bithional, Boric acid

{tex} \bf {Antibiotics}{/tex} Penicillin, Iodoform, Hydrogen peroxide, Serotonin

Explanation

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Q 13. Which group of class has not the correct examples of drugs/medicines?

A

{tex}\bf Tranquilisers {/tex} Barbiturates, Equanil, Valium

B

{tex}\bf Antibiotics{/tex} Sulphanilamide, Sulphadiazine, Sulphaguanidine

C

{tex}\bf Antacids{/tex} Omeprazole, Lansoprazole, Sodium bicarbonate

{tex}\bf Anaesthetics{/tex} Nitrogen dioxide, Ether, Halothane

Explanation

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Q 14. Aspartame is an artificial sweetener having the following functional groups

Ester, peptide, amino, carboxyl

B

Hydroxy, keto, methoxy

C

Ester, peptide, keto, amino

D

None of the above

Explanation

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Q 15. Out of the following which is not a detergent?

A

B

D

{tex} \mathrm { RCH } _ { 2 } \left( \mathrm { OCH } _ { 2 } \mathrm { CH } _ { 2 } \right) _ { \mathrm { n } } \mathrm { OH } {/tex}

Explanation

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Q 16. Among the following statements, which one is not correct?

A

Aspirin in both an analgesic and an antipyretic

Ampicillin is a natural antibiotic

C

Sulphadiazine is a synthetic antibacterial

D

Some disinfectants can be used as antiseptics at low concentration

Explanation

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Q 17. The commonly used analgesic that does not lead to addiction is:

A

morphine

B

pethidine

C

diazepam

N-acetyl-{tex}p{/tex}-aminophenol

Explanation