Chemistry in Everyday Life Test

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Chemistry in Everyday Life Test - 13

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Weekly Quiz Competition

Question 1
1 / -0

Artificial sweetener, which is stable under cold conditions only, is:

A
saccharine

B
sucralose

C
aspartame

D
alitame

Solution

Aspartame is stable at cold conditions but unstable at cooking temperature. It is 100 times sweeter than the cane sugar.
Hence, it is used only in cold foods.
Question 2
1 / -0

Which one of the following is employed as antihistamine?

A
Omeprazole

B
Chloramphenicol

C
Diphenyl hydramine

D
Northindrone

Solution

$$Explanation:$$

$$A]$$ Omeprazole is an antacid i.e. is used to treat acidity.

$$B]$$ Chloramphenicol is an antibiotic drug.

$$C]$$ Diphenyl hydramine is an antihistamine drug.

An antihistamine is a drug that suppresses the activity of histamine receptors in the body.

$$D]$$ Norethindrone is an antifertility drug.

$$Final\ Answer:$$ Option $$C$$.
Question 3
1 / -0

The important antioxidant used in food is:

A
BHT

B
BHC

C
BTX

D
All of the above

Solution

Antioxidant is used in food to prevent it from oxidation and further deterioration. Butylated hydroxytoluene (BHT), also known as dibutyl hydroxytoluene, is commonly used as a food additive because of its antioxidant property.

Hence, option A is correct.
Question 4
1 / -0

Which of the following is an artificial edible colour?

A
Saffron

B
Carotene

C
Tetrazine

D
Melamine

Solution

Tetrazine is an artificial edible colour. It is an unstable compound that contains a 6-membered aromatic ring, 4 of which are nitrogen atoms. The formula of tetrazine is $$C_2H_2N_4$$.

Hence, option C is correct.
Question 5
1 / -0

Veronal, a barbiturate drug, is used as a/an:

A
antihistamine

B
sedative

C
antiseptic

D
anti-malarial

Solution

Veronal, a barbiturate drug, is used as a sedative. It is a derivative of barbituric acid and used to control hypertension and depression. It is hypnotic and induces sleep.

Hence, option B is correct.
Question 6
1 / -0

Which of the following is an antacid?

A
$$Mg(OH)_{2}$$

B
$$Al(OH)_{3 }$$ gel

C
$$MgCO_{3}$$

D
All the above

Solution

All are antacids, as all these have a strong affinity for hydronium $$(H_3O^+)$$ ion in their solutions, hence neutralising the effects of gastric acids in the stomach.
Question 7
1 / -0

Fermentation was discovered by:

A
Vant Hoff and Le Bell.

B
Louis Pasteur.

C
Berzelius.

D
Kolbe.

Solution

Louis Pasteur discovered fermentation.

In 1860, he demonstrated that bacteria cause souring in milk, a process formerly thought to be merely a chemical change, and his work in identifying the role of microorganisms in food spoilage led to the process of pasteurization.

Option B is correct.
Question 8
1 / -0

An example for cationic detergent is?

A
NaLS

B
CTAB

C
Trimethyl phosphate

D
All

Solution

Cetrimonium bromide $$((C_{16}H_{33})N(CH_{3})_3Br)$$, cetyltrimethylammonium bromide, hexadecyltrimethylammonium bromide (CTAB) is one of the components of the topical antiseptic cetrimide. The cetrimonium (or hexadecyltrimethylammonium) cation is an effective antiseptic agent against bacteria and fungi.
It is a cationic surfactant. Its uses include providing a buffer solution for the extraction of DNA.
Question 9
1 / -0

Which one of following is employed as a tranquilizer ?

A
Chlorpheninamine

B
Equanil

C
Naproxen

D
Tetracycline

Solution

Equanil is a diasaccharide [Everday life]
Question 10
1 / -0

As regards the use of international food safety standards as reference point for the dispute settlements, which one of the following does WTO collaborate with?

A
Codex Alimentarius Commission

B
International Federation of Standards Users

C
International Organization for Standardization

D
World Standards Cooperation

Solution

Codex alimentarius commision was created in 1963 by FAO and WHO to develop food standards guidelines and related texts such as codes of practice under to joint FAO/WHO food standards programme. The main purpose of this program are protecting health of the consumer and ensuring fair trade practices in food trade.

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Chemistry in Everyday Life Test - 13

Result

Chemistry in Everyday Life Test - 13

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SHARING IS CARING

Question 1

saccharine

sucralose

aspartame

alitame

Solution

Question 2

Omeprazole

Chloramphenicol

Diphenyl hydramine

Northindrone

Solution

Question 3

BHT

BHC

BTX

All of the above

Solution

Question 4

Saffron

Carotene

Tetrazine

Melamine

Solution

Question 5

antihistamine

sedative

antiseptic

anti-malarial

Solution

Question 6

$$Mg(OH)_{2}$$

$$Al(OH)_{3 }$$ gel

$$MgCO_{3}$$

All the above

Solution

Question 7

Vant Hoff and Le Bell.

Louis Pasteur.

Berzelius.

Kolbe.

Solution

Question 8

NaLS

CTAB

Trimethyl phosphate

All

Solution

Question 9

Chlorpheninamine

Equanil

Naproxen

Tetracycline

Solution

Question 10

Codex Alimentarius Commission

International Federation of Standards Users

International Organization for Standardization

World Standards Cooperation

Solution

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