JEE Chemistry Chemistry In Everyday Life MCQs Set B

Question: Which type of drugs inhibit the enzymes which catalyse the degradation of noradrenaline?

• a) Antidepressant
• b) Narcotic analgesics
• c) Antacids
• d) Non–narcotic analgesic

Answer: Antidepressant

Question: Which of the following is/are example(s) of narcotic analgesics?

• a) All of these
• b) Heroin
• c) Morphine
• d) Codeine

Answer: All of these

Question: Which of the following was the first effective treatment discovered for syphilis?

• a) Arsphenamine
• b) Sulphanilamide
• c) Penicillin
• d) Chloramphenicol

Answer: Arsphenamine

Question: Which of the following is an example of narrow spectrum antibiotic?

• a) Penicillin G
• b) Ofloxacin
• c) Chloramphenicol
• d) Ampicillin

Answer: Penicillin G

Question: Antibiotic that can be given orally in case of typhoid, acute fever, dysentery, meningitis and pneumonia is_______.

• a) chloramphenicol
• b) salvarsan
• c) vancomycin
• d) ofloxacin

Answer:  chloramphenicol

Question: Veronal and luminal are derivatives of barbituric acid which are______.

(i) Tranquilizers
(ii) Non– narcotic analgesic.
(iii) Antiallergic drug
(iv) Neurologically active drug

• a) (i) and (iv)
• b) (i) and (iii)
• c) (ii) and (iii)
• d) (i) only

Answer: (i) and (iv)

Question: Which is correct about saccharin?

• a) All of these
• b) It is used as sweetening agent
• c) It is 600 times sweeter than sugar
• d) 

  

Answer: All of these

Question: Which of the following acts as an antioxidant in edible oils

• a) Vitamin E
• b) Vitamin C
• c) Vitamin B
• d) Vitamin D

Answer: Vitamin E

Question: Salts of sorbic acid and propionic acid are used as

• a) food preservatives
• b) antioxidants
• c) flavouring agents
• d) nutritional supplements

Answer: food preservatives

Question: Which of the following add nutritive value to food?

• a) None of these
• b) Antioxidants
• c) Sweeteners
• d) Fat emulsifiers

Answer: None of these

Question: Arrange the following artificial sweeteners in increasing order of their sweetness value?

• a) Aspartame < Saccharin < Sucralose < Alitame
• b) Sucralose < Saccharin < Alitame < Aspartame
• c) Aspartame < Sucralose < Saccharine < Alitame
• d) Saccharine < Aspartame < Sucralose < Alitame

Answer: Aspartame < Saccharin < Sucralose < Alitame

Question: Which of the following artificial sweetener does not provide calories?

• a) Sucralose
• b) Alitame
• c) Aspartame
• d) None of these

Answer: Sucralose

Question: Sodium benzoate is used as

• a) food preservative
• b) filler in detergents
• c) analgesic
• d) antiseptic

Answer: food preservative

Question: Structuraly biodegradable detergent should contain

• a) branched alkyl chain
• b) cyclohexyl side chain
• c) normal alkyl chain
• d) phenyl side chain

Answer: branched alkyl chain

Question: Detergents are prepared by the action of H₂SO₄ on which of the following?

• a) Lauryl alcohol
• b) Cholesterol
• c) Cyclohexanol
• d) p-Nitrophenol

Answer: Lauryl alcohol

Question: Sodium alkyl benzene sulphonate is used as

• a) detergents
• b) fertilizers
• c) soap
• d) pesticides

Answer: detergents

Question: Which of the following represents a synthetic detergent?

• a)

  

• b)

  

• c)

  

• d) None of these

Answer:

Question: Which of the following represents soap

• a) C₁₇H₃₅COOK
• b) C₁₇H₃₅COOH
• c) C₁₅H₃₁COOH
• d) None of these

Answer: C₁₇H₃₅COOK

Question:  Alkaline hydrolysis of esters is known as

• a) Saponification
• b) alkalination
• c) Esterification
• d) dehydration

Answer: Saponification

Question:Commercial detergent contains mainly

• a) RSO₃Na
• b) RONa
• c) RCOONa
• d) RSNa

Answer: RSO₃Na

Question: Washing soap can be prepared by saponification with alkali of which of the following oil

• a) Groundnut oil
• b) Rose oil
• c) Paraffin oil
• d) Kerosene oil

Answer: Groundnut oil

Question: Palmitic acid and stearic acid are used as

• a) soap
• b) pickle
• c) medicine
• d) antiseptic cream

Answer: soap

Question: Soaps can be classified as

• a) salts of fatty acids
• b) phenols
• c) esters
• d) alcohols

Answer: salts of fatty acids

Question: Cetyltrimethyl ammonium bromide is a popular

• a) cationic detergent
• b) sweetener
• c) anionic detergent
• d) non-ionic detergent

Answer: cationic detergent

Question: The cationic detergent that is used in hair conditioners is

• a) cetyltrimethyl ammonium bromide
• b) tetramethyl ammonium chloride
• c) sodium lauryl sulphate
• d) sodium dodecylbenzene sulphonate

Answer: cetyltrimethyl ammonium bromide

Question: Which of the following enhances leathering property of soap?

• a) Sodium rosinate
• b) Trisodium phosphate
• c) Sodium carbonate
• d) Sodium stearate

Answer: Sodium rosinate

Question: Polyethyleneglycols are used in the preparation of which type of detergents?

• a) Non-ionic detergents
• b) Cationic detergents
• c) Anionic detergents
• d) Soaps

Answer: Non-ionic detergents

Question: Which of the following are anionic detergents?

(i) Sodium salts of sulphonated long chain alcohol.
(ii) Ester of stearic acid and polyethylene glycol.
(iii) Quarternary ammonium salt of amine with acetate ion.
(iv) Sodium salts of sulphonated long chain hydrocarbons

• a) (i) and (iv)
• b) (iii) and (iv)
• c) (ii) and (iii)
• d) (i), (ii) and (iv)

Answer: (i) and (iv)

Question: Which type of detergent is formed when stearic acid reacts with polyethylene glycol?

• a) Non– ionic detergent
• b) Cationic detergent
• c) Anionic detergent
• d) None of these

Answer: Non– ionic detergent

Question: Glycerol is added to soap. It functions

• a) to prevent rapid drying
• b) to make soap granules.
• c) to increase leathering.
• d) as a filler

Answer: to prevent rapid drying

Question: Which of the following statements are incorrect about receptor proteins?

(i) Majority of receptor proteins are embedded in the cell membranes.
(ii) The active site of receptor proteins opens on the inside region of the cell.
(iii) Chemical messengers are received at the binding sites of receptor proteins.
(iv) Shape of receptor doesn’t change during attachment of messenger.

• a) (ii) and (iv)
• b) (i) and (iv)
• c) (i), (ii) and (iii)
• d) (ii), (iii) and (iv)

Answer: (ii) and (iv)

Question: Which of the following statements are incorrect about penicillin?

(i) An antibacterial medicine.
(ii) Ampicillin is its synthetic modification.
(iii) It has bacteriostatic effect.
(iv) It is a broad spectrum antibiotic.

• a) (iii) and (iv)
• b) (i) and (ii)
• c) (ii) and (iv)
• d)  (i) and (ii)

Answer: (iii) and (iv)

Question: Which of the following statements are correct?

(i) Before 1970 for treatment of stomach acidity Al(OH)₃ is a better antacid in comparison to NaHCO₃ .
(ii) Discovery of cimetidine was a major break through in the treatment of hyperacidity.
(iii) Terfenadine is a drug which competes with histamine for binding sites of receptor.
(iv) Antidepressant drugs like equanil inhibit the enzymes which catalyze the degradation of noradernaline.
(v) Veronal and luminal belongs to the class of tranquilizers called barbiturates.

• a) (i), (iii) and (v)
• b) (ii), (iv) and (v)
• c) (i), (ii) and (iii)
• d) (ii), (iii) and (iv)

Answer: (i), (iii) and (v)

Question: Consider the following statements.

(i) Antiseptics are not ingested like antibiotics.
(ii) 1% solution of iodine in alcohol–water mixture is known as tincture of iodine.
(iii) SO₂ in low concentrations are used as antiseptics whereas in higher concentration are used as disinfectants.
(iv) Birth control pills essentially contain a mixture of synthetic estrogen and progesterone derivates.
Which of the following is the correct code for the statements above ?

• a) TFFT
• b) FTFT
• c) TTTF
• d) FFTT

Answer: TFFT

Question: Which of the following statements are correct?

(i) Cationic detergents have germicidal properties
(ii) Bacteria can degrade the detergents containing highly branched chains.
(iii) Some synthetic detergents can give foam even in ice cold water.
(iv) Synthetic detergents are not soaps.

• a) (i), (iii) and (iv)
• b) (iii) and (iv)
• c) (i), (ii) and (iii)
• d) (ii), (iii) and (iv)

Answer: (i), (iii) and (iv)

Question:  Which of the following statements are correct?

(i) Detergents give foam easily even in hard water.
(ii) Anionic detergents are used in toothpastes.
(iii) Cationic detergents being inexpensive are extensively used as germicide.
(iv) Detergents with linear alkyl chains are more polluting as compared to detergents having branched alkyl chains.
Which of the following is the correct code for the statements above?

• a) TTFF
• b) TFFT
• c) TFTF
• d) FFFT

Answer: TTFF

Question:

• a) A – (r), B – (p), C – (q), D – (s)
• b) A – (s), B – (p), C – (q), D – (r)
• c) A – (q), B – (r), C – (s), D – (p)
• d) A – (p), B – (q), C – (r), D – (s)

Answer: A – (r), B – (p), C – (q), D – (s)

Question:

• a) A – (r), B – (s), C – (p), D – (q)
• b) A – (s), B – (p), C – (q), D – (r)
• c) A – (q), B – (r), C – (s), D – (p)
• d) A – (p), B – (q), C – (r), D – (s)

Answer: A – (r), B – (s), C – (p), D – (q)

Question:

• a) A – (q), B – (r), C – (p, s), D – (p)
• b) A – (r), B – (q), C – (p, s), D – (p)
• c) A – (q), B – (p, s), C – (r), D – (p)
• d) A – (p), B – (r), C – (p, s), D – (q)

Answer: A – (q), B – (r), C – (p, s), D – (p)

Question:

• a) A – (r), B – (s), C – (q), D – (p)
• b) A – (p), B – (r), C – (q), D – (s)
• c) A – (q), B – (r), C – (p), D – (s)
• d) A – (p), B – (q), C – (r), D – (s)

Answer: A – (r), B – (s), C – (q), D – (p)

Question:

• a) A – (r), B – (s), C – (q), D – (p)
• b) A – (r), B – (q), C – (p), D – (s)
• c) A – (q), B – (s), C – (p), D – (r
• d) A – (s), B – (p), C – (q), D – (r)

Answer: A – (r), B – (s), C – (q), D – (p)

Question:

Assertion : Tetracycline is a broad spectrum antibiotic.
Reason : Tetracyclin is effective against a number of types of bacteria, large viruses and typhus fever.

• a) Assertion is correct, reason is correct; reason is a correct explanation for assertion
• b) Assertion is correct, reason is correct; reason is not a correct explanation for assertion
• c) Assertion is correct, reason is incorrect
• d) Assertion is incorrect, reason is correct

Answer: Assertion is correct, reason is correct; reason is a correct explanation for assertion

Question:

Assertion : Equanil is a tranquilizer.
Reason : Equanil is used to cure depression and hypertension.

• a) Assertion is correct, reason is correct; reason is a correct explanation for assertion
• b) Assertion is correct, reason is correct; reason is not a correct explanation for assertion
• c) Assertion is incorrect, reason is correct
• d) Assertion is correct, reason is incorrect

Answer: Assertion is correct, reason is correct; reason is a correct explanation for assertion

Question:

Assertion : The drugs which act on the central nervous system and help in reducing anxiety are called antibiotics.
Reason : Pencillin is an antibiotic.

• a) Assertion is incorrect, reason is correct
• b) Assertion is correct, reason is incorrect
• c) Assertion is correct, reason is correct; reason is not a correct explanation for assertion
• d) Assertion is correct, reason is correct; reason is a correct explanation for assertion

Answer: Assertion is incorrect, reason is correct

Question:

Assertion : Antiseptics are applied to living tissues.
Reason : Iodine is a powerful antiseptic

• a) Assertion is correct, reason is correct; reason is not a correct explanation for assertion
• b) Assertion is correct, reason is incorrect
• c) Assertion is incorrect, reason is correct.
• d) Assertion is correct, reason is correct; reason is a correct explanation for assertion

Answer: Assertion is correct, reason is correct; reason is not a correct explanation for assertion

Question:

Assertion : Sedatives are given to patients who are mentally agitated and violent.
Reason : Sedatives are used to suppress the activities of central nervous system.

• a) Assertion is correct, reason is correct; reason is a correct explanation for assertion
• b) Assertion is correct, reason is correct; reason is not a correct explanation for assertion
• c) Assertion is correct, reason is incorrect
• d) Assertion is incorrect, reason is correct

Answer:  Assertion is correct, reason is correct; reason is a correct explanation for assertion

Question:

Assertion : Non-competitive inhibitor inhibits the catalyic activity of enzyme by binding with its active site.
Reason : Non-competitive inhibitor changes the shape of the active site in such a way that substrate can’t recognise it.

• a) Assertion is incorrect, reason is correct
• b) Assertion is correct, reason is incorrect
• c) Assertion is correct, reason is correct; reason is not a correct explanation for assertion
• d) Assertion is correct, reason is correct; reason is a correct explanation for assertion

Answer: Assertion is incorrect, reason is correct

Question:

Assertion : Sodium chloride is added to precipitate soap after saponification.
Reason : Hydrolysis of esters of long chain fatty acids by lkali produces soap in colloidal form.

• a) Assertion is correct, reason is correct; reason is not a correct explanation for assertion
• b) Assertion is correct, reason is incorrect
• c) Assertion is incorrect, reason is correct
• d) Assertion is correct, reason is correct; reason is a correct explanation for assertion

Answer: Assertion is correct, reason is correct; reason is not a correct explanation for assertion

Question: Which of the following are sulpha drugs?

(i) Sulphapyridine (ii) Prontosil
(iii) Salvarsan       (iv) Nardil

• a) (i) and (ii)
• b) (i), (ii) and (iv)
• c) (ii) and (iv)
• d) (ii), (iii) and (iv)

Answer: (i) and (ii)

Question:  Among the following antihistamines, which are antacids

(i) Ranitidine      (ii) Brompheniramine
(iii) Terfenadine (iv) Cimetidine

• a) (i) and (iv)
• b) (i) and (iii)
• c) (i), (ii) and (iv)
• d) (ii) and (iii)

Answer: (i) and (iv)

Question: Which one of the following is an antihistamine?

• a) Zantac
• b) Iproniazid
• c) Salvarsan
• d) Chloramphenicol

Answer: Zantac

Question: Morphine is

• a) an alkaloid
• b) an enzyme
• c) a protein
• d) a carbohydrate

Answer: an alkaloid

Question: H₁ – Receptor antagonists is a term associated with

• a) Antihistamins
• b) Antiseptics
• c) Antacids
• d) Analgesics

Answer: Antihistamins

Question: Amoxillin is semi-synthetic modification of

• a) penicillin
• b) streptomycin
• c) tetracycline
• d) chloroampheniol

Answer: penicillin

Question: Which of the following is used as an antibiotic ?

• a) Ciprofloxacin
• b) Ibuprofen
• c) Tocopherol
• d) Paracetamol

Answer: Ciprofloxacin

Question: Select the incorrect statement.

• a) A drug which kills the organism in the body is called bacteriostatic
• b) 0.2 percent solution of phenol is an antiseptic while its 1.0 percent solution is a disinfectant
• c) Mifepristone is a synthetic steroid used as “morning after pill”.
• d) Equanil is used to control depression and hypertension

Answer: A drug which kills the organism in the body is called bacteriostatic

Question: A large number of antibiotics have been isolated from

• a) Bacteria actinomycetes
• b) Acids
• c) Alkanals
• d) Bacteria rhizobium

Answer:  Bacteria actinomycetes

Question: Antiseptic chloroxylenol is

• a) 4-chloro-3, 5-dimethylphenol
• b) 3-chloro-4, 5-dimethylphenol
• c) 4-chloro-2, 5-dimethylphenol
• d) 5-chloro-3, 4-dimethylphenol

Answer: 4-chloro-3, 5-dimethylphenol

Question:

• a) (ii) and (iii)
• b) (iii) only
• c) (ii) only
• d) (i) and (iii)

Answer: (ii) and (iii)

Question: Which of the following drug inhibits the synthesis of chemicals known as prostaglandins which stimulate inflammation in tissue and cause pain?

• a) Aspirin
• b) Iproniazid
• c) Barbiturates
• d) Seldane

Answer: Aspirin

Question:  Bactericidal antibiotics are those which

• a) have killing effect on microbes
• b) have inhibitory effect on microbes
• c) have both inhibitory and killing effect on microbes
• d) intervene in metabolic process of microorganism

Answer: have killing effect on microbes

Question:

• a) C only
• b) B only
• c) A and B
• d) B and C

Answer: C only

Question: Antibiotics that are effective mainly against Gram-positive or Gram-negative bacteria X. Antibiotics that are effective against a single organism or disease are Y What is X and Y ?

• a)

  X = Narrow spectrum antibiotics.
  Y = Limited spectrum antibiotics

• b)

  X = Narrow spectrum antibiotics.
  Y = Broad spectrum antibiotics

• c)

  X = Broad spectrum antibiotics.
  Y = Limited spectrum antibiotics

• d) None of these

Answer:

X = Narrow spectrum antibiotics.
Y = Limited spectrum antibiotics

Question: Which of the following is an example of synthetic progesterone derivative which is most widely used as antifertility drug?

• a) Norethindrone
• b) Novestrol
• c) Ethynylestradiol
• d) All of these

Answer: Norethindrone

Question: Substance used for the preservation of coloured fruit juices is

• a) benzoic acid
• b) sodium meta bisulphite
• c) benzene
• d) phenol

Answer: benzoic acid

Question:  The artificial sweetener containing chlorine that has the appearance and taste as that of sugar and is stable at cooking temperature is

• a) Sucrolose
• b) Aspartame
• c) Saccharin
• d) Alitame

Answer: Sucrolose

Question: Benzalkonium chloride is a

• a) cationic surfactant and antiseptic
• b) anionic surfactant and soluble in most of organic solvents
• c) cationic surfactant and insoluble in most of organic solvents
• d) cationic surfactant and antimalarial

Answer: cationic surfactant and antiseptic

Question:  Which one of the following is not used as a filler in laundry soaps?

• a) Glycerol
• b) Borax
• c) Sodium silicate
• d) Sodium rosinate

Answer: Glycerol

Question:  Which of the following is an example of liquid dishwashing detergent?

• a)

  

• b)

  

• c)

  

• d) None of these

Answer:

Question: Which of the following statements is incorrect?

• a) Aspartame is used in the manufacture of baked sweets
• b) Saccharin is about 550 times as sweet as cane sugar
• c) Alitame is more sweet than saccharin and aspartame
• d) Sodium benzoate is commonly used preservative

Answer: Aspartame is used in the manufacture of baked sweets