Back to CHEMISTRY IN EVERYDAY LIFE

Your Progress

0 / 29 Answered

Correct

Incorrect

Accuracy

NEET • CHEMISTRY • CHEMISTRY IN EVERYDAY LIFE

Chemistry in everyday life practice · Medium

Choose an answer to check it, or open “View answer” to study the explanation. Sign in to save progress to your account.

Practice format and chapter quiz

The practice player uses single-correct-answer MCQs. Chapter quizzes help you review a topic; they are not full-length NEET mock papers.

Take a chapter quiz →

Preparing practice and saved progress…

1 Medium

1 of 29

Remembering +4 | -1

Furacine is used as an

View answer and explanation

Correct option: A

Antiseptic

Option A (Antiseptic) is correct because furacine is a nitrofuran derivative used topically as an antiseptic to prevent infection.

2 Medium

2 of 29

Remembering +4 | -1

A medicine which promotes the secretion of urine is called:

View answer and explanation

Correct option: C

Diuretic

Option C (Diuretic) is correct because diuretics promote increased urine secretion.

3 Medium

3 of 29

Remembering +4 | -1

The antibiotic streptomycin is specific against:

View answer and explanation

Correct option: A

Tuberculosis

Option A (Tuberculosis) is correct because streptomycin is primarily used to treat tuberculosis infections.

4 Medium

4 of 29

Understanding +4 | -1

Two statements in respect of drug-enzyme interaction are given below

Statement I: Action of an enzyme can be blocked only when an inhibitor blocks the active site of the enzyme.

Statement II: An inhibitor can form a strong covalent bond with the enzyme.

In the light of the above statements, choose the correct answer from the options given below

View answer and explanation

Correct option: D

Statement I is false but Statement II is true

Option D is correct because Statement I is false (inhibitors can bind at allosteric sites) and Statement II is true (inhibitors can form strong covalent bonds).

5 Medium

5 of 29

Understanding +4 | -1

If a person is suffering from the deficiency of nor-adrenaline, what kind of drug can be suggested?

View answer and explanation

Correct option: C

Antidepressant

Option C (Antidepressant) is correct because nor-adrenaline is a neurotransmitter involved in mood regulation, and antidepressants often work by increasing its levels.

6 Medium

6 of 29

Understanding +4 | -1

Which of the following is not a surfactant?

View answer and explanation

Correct option: B

\mathrm{C}{\mathrm{H}_3} - {\left( {\mathrm{C}{\mathrm{H}_2}} \right)_{14}} - \mathrm{C}{\mathrm{H}_2}\mathrm{N}{\mathrm{H}_2}

Option B (

\mathrm{C}{\mathrm{H}_3} - {\left( {\mathrm{C}{\mathrm{H}_2}} \right)_{14}} - \mathrm{C}{\mathrm{H}_2}\mathrm{N}{\mathrm{H}_2}

) is correct because it lacks a distinct polar head group necessary for surfactant activity.

7 Medium

7 of 29

Analyzing +4 | -1

Assertion:- Tryptophan is less basic than histidine

Reason:- Tryptophan has

\mathrm{sp}^3

hybridised nitrogen but histidine has

\mathrm{sp}^2

hybridisation.

View answer and explanation

Correct option: C

If assertion true but the reason is false

Option C is correct because the assertion is true (Tryptophan is less basic than Histidine), but the reason is false (both have sp2 hybridized nitrogens involved in resonance).

8 Medium

8 of 29

Understanding +4 | -1

Surfactants and detergents have the same common property of……in them.

View answer and explanation

Correct option: B

Surface activity

Option B (Surface activity) is correct because both surfactants and detergents reduce surface tension and interfacial tension, exhibiting surface activity.

9 Medium

9 of 29

Remembering +4 | -1

Which of the following is an analgesic?

View answer and explanation

Correct option: A

Novalgin

Option A (Novalgin) is correct because it is a pain reliever, classified as an analgesic.

10 Medium

10 of 29

Understanding +4 | -1

Statements about Enzyme Inhibitor Drugs are given below :

(A) There are Competitive and Non-competitive inhibitor drugs.

(B) These can bind at the active sites and allosteric sites.

(C) Competitive Drugs are allosteric site blocking drugs.

(D) Non-competitive Drugs are active site blocking drugs.

Choose the correct answer from the options given below:

View answer and explanation

Correct option: C

(A), (B) only

Option C is correct because statements A and B accurately describe enzyme inhibitor drugs: they can be competitive or non-competitive and bind at active or allosteric sites.

11 Medium

11 of 29

Remembering +4 | -1

Oils are:

View answer and explanation

Correct option: B

Liquid fats

Option B (Liquid fats) is correct because oils are triglycerides that are liquid at room temperature, hence they are liquid fats.

12 Medium

12 of 29

Remembering +4 | -1

Spermaceti is commonly used in:

View answer and explanation

Correct option: D

Cosmetics and soaps

Option D (Cosmetics and soaps) is correct because spermaceti, a wax ester obtained from sperm whales, is commonly used as an emollient and thickening agent in cosmetics and soaps.

13 Medium

13 of 29

Understanding +4 | -1

Which of the following structures represents a colourless substance?

View answer and explanation

Correct option: C

{C_6}{H_5} - NH - NH - {C_6}{H_5}

Option C (

{C_6}{H_5} - NH - NH - {C_6}{H_5}

) is correct because it represents diphenylhydrazine, which is a colorless substance. The other options contain azo groups which are generally colored.

14 Medium

14 of 29

Application +4 | -1

If you spill a chemical toilet cleaning liquid on your hand, your first aid would be

View answer and explanation

Correct option: C

aqueous

NaHC{O_3}

Option C (aqueous

NaHC{O_3}

) is correct because it neutralizes the base in the toilet cleaner without causing further harm.

15 Medium

15 of 29

Application +4 | -1

The pH value of gastric juice in human stomach is about 1.8 and in the small intestine it is about 7.8. The

\;\;\mathrm{p}{\mathrm{K}_a}

value of aspirin is 3.5. Aspirin will be

View answer and explanation

Correct option: C

Ionized in the small intestine and almost unionized in the stomach.

Option C is correct because aspirin, being an acid, will be ionized in the small intestine (pH > pKa) and almost unionized in the stomach (pH < pKa).

Explore Other Chapters in CHEMISTRY

View All →

CHEMICAL BONDING & MOLECULAR STRUCTURE 595 MCQs THERMODYNAMICS 583 MCQs STRUCTURE OF ATOM 499 MCQs CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES 429 MCQs Equilibrium 412 MCQs STATES OF MATTER 410 MCQs

16 Medium

16 of 29

Remembering +4 | -1

Commercial detergents contain mainly:

View answer and explanation

Correct option: C

\mathrm{ROS}{\mathrm{O}_3}\mathrm{Na}

Option C (

\mathrm{ROS}{\mathrm{O}_3}\mathrm{Na}

) is correct because commercial detergents often contain alkyl sulfates (

\mathrm{ROS}{\mathrm{O}_3}\mathrm{Na}

) as their main active ingredient.

17 Medium

17 of 29

Remembering +4 | -1

Which of the following is not a tranquilizer?

View answer and explanation

Correct option: D

Ethynylestradiol

Option D (Ethynylestradiol) is correct because ethynylestradiol is a synthetic estrogen used in oral contraceptives, not a tranquilizer.

18 Medium

18 of 29

Understanding +4 | -1

Which is not characteristic of soap?

View answer and explanation

Correct option: C

They are immiscible with organic solvents

Option C (They are immiscible with organic solvents) is correct because soaps are generally soluble in organic solvents due to the presence of the non-polar hydrocarbon chain.

19 Medium

19 of 29

Understanding +4 | -1

Which of the following statements are correct?
i) Polynuclear hydrocarbons contain two or more benzene rings fused together
ii) Polynuclear hydrocarbons have carcinogenic property
iii) Polynuclear hydrocarbons are formed on incomplete combustion of organic materials like tobacco, coal and petroleum
iv) They are also produced in human body due to various biochemical reaction

View answer and explanation

Correct option: D

(i), (ii) and (iii)

Option D is correct because statements (i), (ii), and (iii) accurately describe polynuclear hydrocarbons: their structure, carcinogenic properties, and formation.

20 Medium

20 of 29

Remembering +4 | -1

Antibiotic inhibiting translation in eukaryotes is

View answer and explanation

Correct option: C

Puromycin

Option C (Puromycin) is correct because it is known to inhibit translation in both prokaryotes and eukaryotes.

21 Medium

21 of 29

Understanding +4 | -1

Which of the following statement is in correct ?

View answer and explanation

Correct option: B

Bacteria can degrade the detergents containing highly branched chains

Option B (Bacteria can degrade the detergents containing highly branched chains) is correct because detergents with highly branched chains are not easily biodegradable by bacteria, leading to environmental pollution.

22 Medium

22 of 29

Understanding +4 | -1

Indigo shows cis-trans isomerism. Which is the stable form of indigo?

View answer and explanation

Correct option: B

Trans

Option B (Trans) is correct because the trans isomer is more stable due to reduced steric hindrance compared to the cis isomer.

23 Medium

23 of 29

Remembering +4 | -1

The insecticide containing 99%

\gamma

-isomer of benzene hexachloride is known as:

View answer and explanation

Correct option: A

Lindane

Option A (Lindane) is correct because Lindane is the common name for the insecticide containing 99%

\gamma

-isomer of benzene hexachloride.

24 Medium

24 of 29

Analyzing +4 | -1

Assertion :-At neutral

\mathrm{pH}

, tyrosine act as an acid

Reason:-

\mathrm{pK}_2

of phenol is more than 7 .

View answer and explanation

Correct option: B

If both assertion & reason true but reason is not a correct explanation of the assertion

Option B is correct because both the assertion and reason are true, but the reason does not explain the assertion. Tyrosine can act as an acid at neutral pH, and the pKa of phenol is indeed greater than 7, but the latter doesn't explain the former.

25 Medium

25 of 29

Remembering +4 | -1

The term LABS abbreviates as:

View answer and explanation

Correct option: C

Linear alkyl benzene sulphonate

Option C (Linear alkyl benzene sulphonate) is correct because LABS stands for Linear Alkyl Benzene Sulphonate, a common type of anionic surfactant used in detergents.

26 Medium

26 of 29

Analyzing +4 | -1

An antiseptic Dettol is a mixture of two compounds ‘A’ and ‘B’ where A has

6\pi

electrons and B has

2\pi

electrons. What is ‘B’?

View answer and explanation

Correct option: B

Terpineol

Option B (Terpineol) is correct because terpineol has two pi electrons in its structure.

27 Medium

27 of 29

Remembering +4 | -1

Among the following, the narrow spectrum antibiotic is:

View answer and explanation

Correct option: A

Penicillin G

Option A (Penicillin G) is correct because it is effective against a relatively small range of bacteria compared to broad-spectrum antibiotics.

28 Medium

28 of 29

Understanding +4 | -1

Which is correct about vanillin?

View answer and explanation

Correct option: D

All of the above

Option D (All of the above) is correct because vanillin is a flavoring agent with vanilla flavor, it's structurally related to

o

-hydroxy-

m

-methoxy benzaldehyde, and it's a common food additive.

29 Medium

29 of 29

Understanding +4 | -1

What happens when drying oils are exposed to light and moist air?

View answer and explanation

Correct option: C

Hardening

Option C (Hardening) is correct because drying oils undergo polymerization and oxidation when exposed to light and moist air, leading to hardening.

Revision notes and key takeaways

Review CHEMISTRY IN EVERYDAY LIFE in your textbook or class notes, then use this set to check your understanding.

Key Takeaways

✓ This set contains 29 single-correct-answer MCQs on CHEMISTRY IN EVERYDAY LIFE.
✓ Try each question before opening its answer. Read the explanation where one is available.
✓ Sign in to save submitted answers. Revisit incorrect answers alongside your textbook or class notes.

Your Progress

Chemistry in everyday life practice · Medium

Explore Other Chapters in CHEMISTRY

Key Takeaways

Continue Your Practice

Your practice