Chemistry in Everyday Life Test

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Chemistry in Everyday Life Test - 50

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Weekly Quiz Competition

Question 1
1 / -0

The compound that causes a general antidepressant action on the central nervous system belongs to the class of:

A
analgasics

B
tranquilizers

C
nacrotic analgesics

D
antihistamines
Solution
- Tranquilizers are a class of chemical compounds used for the treatment of stress, and mild or even severe mental diseases. These relieve anxiety, stress, irritability or excitement by inducing a sense of well-being. They form an essential component of sleeping pills.
- They function by different mechanisms. For example, noradrenaline is one of the neurotransmitters that plays a role in mood changes. If the level of noradrenaline is low for some reason, then the signal-sending activity becomes low, and the person suffers from depression.
- Examples of Tranquilizers are-chlordiazepoxide,meprobamate,veronal, amytal, nembutal, luminal
Question 2
1 / -0

Salvarsan is containing drug which was first used for the treatment of ____.

A
Syphilis

B
Typhoid

C
Meningitis

D
Dysentry

Solution

Medicine is the science or practice of the diagnosis, treatment, and prevention of disease.
Arsenic based structures produce less toxic substances for the treatment of syphilis. Salvarsan was the first effective treatment discovered for syphilis. Although salvarsan is toxic to human beings, its effect on the bacteria, spirochete, which causes syphilis is much greater than on human beings.
Question 3
1 / -0

Which of the following statements is not true about enzyme inhibitors?

A
Inhibit the catalytic activity of the enzyme.

B
Prevent the binding of substrate.

C
Generally a strong covalent bond is formed between an inhibitor and an enzymes.

D
Inhibitors can be competitive or non-competitive.

Solution

Generally a weak bond such as H-bonding, van der Waals interaction etc. is formed between an inhibitor and an enzyme.
Question 4
1 / -0

Which of the following statements is correct?

A
Some tranquilizers function by inhibiting the enzymes which catalyse the degradation of noradrenaline.

B
Traquitiliaers are narcotic drugs.

C
Tranquilizers are chemical compounds that do not affect the message transfer from nerve to receptor.

D
Tranquilizers are chemical compounds that can relieve pain and fever.

Solution

Transquilizers inhibit the enzymes which catalyse the degradation of noradrenaline.
They affect the message transfer mechanism from nerve to receptor.
Tranquilizers are a less of chemical compounds used for the treatment of stress, and mild or even severe mental diseases.
Question 5
1 / -0

Compound which is added to soap to impart antiseptic properties is _____.

A
sodium laurylsulphate

B
sodium dodecylbenzenesulphonate

C
rosin

D
bithional
Solution
Various types of soaps are:
Toilet soaps
Transparent soaps
Medicated soaps
Shaving soaps
Laundry soaps
Soap powders
Antiseptics are applied to the living tissues such as wounds, cuts, ulcers and diseased skin surfaces.
Bithionol (the compound is also called bithional) is added to soaps to impart antiseptic properties.
Question 6
1 / -0

Polyethylene glycols are used in the preparation of which type of detergents?

A
Cationic detergents

B
Anionic detergents

C
Non-ionic detergents

D
Soaps
Solution
Non-ionic detergents are characterized by their uncharged, hydrophilic headgroups. Typical non-ionic detergents are based on polyoxyethylene or a glycoside.
Non-ionic detergents do not contain any ion in their constitution. One such detergent is formed when a stearic acid reacts with polyethene glycol.
Question 7
1 / -0

Salt is used in our food because:

A
it makes the food tasty

B
we sweat and lose salt

C
it helps in production of hydrochloric acid required to digest the food

D
it makes water absorb food particles better

Solution

It balances the sweetness and helps suppress other flavors, such as bitterness. Salt contains the element sodium, which is an essential nutrient need by the body in Small amounts. When salt is added to processed meats, it restructures the proteins, which then act as binding and emulsifying agents.
Question 8
1 / -0

The anti diabetic drug which also has anorectic effect is

A
Glipizide

B
Chlorpropamide

C
Gliclazide

D
Metformin

Solution

Metformin is currently used as an anti diabetic drug, and its anorexic effect benefits patients with diabetes who are overweight pr obese. Its anorexic effects is not rare, and has become increasingly recognized even in non elderly patients without diabetes without impaired renal function.
Question 9
1 / -0

The antidiabetic drug which is considered as a postprandial hyperglycaemic regulator is:

A
rosiglitazone

B
piaglitazone

C
repaglinide

D
tolbutamide

Solution

Rosiglitazone is an anti diabetic drug in the thiazolidinedione class. It works as an insulin sensitize by binding to the PPAR in fat cells and making the cells more responsive to insulin.
Question 10
1 / -0

Which of the following pair is not proper?

A
Food preservative - Sodium meta bi-sulphate

B
Anti oxidant - Sorbic acid

C
Food colour - Arneto

D
Artificial sweetening agent - Alitame

Solution

Sorbic acid is not antioxidant. It is a food preservative.
Antioxidants include BHT, BHA, sulphur dioxide and sulphites.

Hence, option B is correct.

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Chemistry in Everyday Life Test - 50

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Chemistry in Everyday Life Test - 50

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SHARING IS CARING

Question 1

analgasics

tranquilizers

nacrotic analgesics

antihistamines

Solution

Question 2

Syphilis

Typhoid

Meningitis

Dysentry

Solution

Question 3

Inhibit the catalytic activity of the enzyme.

Prevent the binding of substrate.

Generally a strong covalent bond is formed between an inhibitor and an enzymes.

Inhibitors can be competitive or non-competitive.

Solution

Question 4

Some tranquilizers function by inhibiting the enzymes which catalyse the degradation of noradrenaline.

Traquitiliaers are narcotic drugs.

Tranquilizers are chemical compounds that do not affect the message transfer from nerve to receptor.

Tranquilizers are chemical compounds that can relieve pain and fever.

Solution

Question 5

sodium laurylsulphate

sodium dodecylbenzenesulphonate

rosin

bithional

Solution

Question 6

Cationic detergents

Anionic detergents

Non-ionic detergents

Soaps

Solution

Question 7

it makes the food tasty

we sweat and lose salt

it helps in production of hydrochloric acid required to digest the food

it makes water absorb food particles better

Solution

Question 8

Glipizide

Chlorpropamide

Gliclazide

Metformin

Solution

Question 9

rosiglitazone

piaglitazone

repaglinide

tolbutamide

Solution

Question 10

Food preservative - Sodium meta bi-sulphate

Anti oxidant - Sorbic acid

Food colour - Arneto

Artificial sweetening agent - Alitame

Solution

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