Chemistry Test-38

Question 1
4 / -1

Which of the following is the function of lipids?

A
Regulation of membrane permeability

B
Regulation of fluidity of membranes

C
Electrical insulation to nerve fibre

D
All of the above

Question 2
4 / -1

The structure given below is known as:

A
Penicillin F

B
Penicillin G

C
Penicillin K

D
Ampicillin

Question 3
4 / -1

Number of Neutrons in heavy hydrogen atom are ___________?

A
1

B
2

C
3

D
0

Question 4
4 / -1

The Photochemical smog has high concentration of ______________.

A
Reducing agents

B
Oxidising agents

C
Both of them

D
None of them

Question 5
4 / -1

A sample of neon gas is contained by a closed 4-litre vessel. The temperature of container is\(25^{\circ} \mathrm{C}\)and pressure is 1.5 atmospheres. (The gas constant, R, is equal to 0.08 Latm/mol/K).

Neon gas in the vessel is replaced with an equal molar quantity of helium gas. Which of the following properties of the gas in the container will be changed?

I. Pressure

II. Temperature

III. Density

A
I only

B
II only

C
III only

D
I and II only

Question 6
4 / -1

The synthetic polymer which resembles natural rubber is:

A
Neoprene

B
Buna-S

C
Nylon

D
Rayon

Question 7
4 / -1

Exposure of silver chloride to sunlight for a long duration turns grey due to:

A
Decomposition of chlorine gas from silver chloride

B
Sublimation of silver chloride

C
The formation of silver by decomposition of silver chloride

D
Oxidation of silver chloride

Question 8
4 / -1

The structural formula of methylamino methane is:

A
\(\left(\mathrm{CH}_{3}\right)_{2} \mathrm{CHNH}_{2}\)

B
\(\left(\mathrm{CH}_{3}\right)_{3} \mathrm{~N}\)

C
\(\left(\mathrm{CH}_{3}\right)_{2} \mathrm{NH}\)

D
\(\mathrm{CH}_{3} \mathrm{NH}_{2}\)

Question 9
4 / -1

The cause of deviation from ideal behaviour is:

A
Low pressure

B
High temperature

C
Both low pressure and high temperature

D
None of the above,

Question 10
4 / -1

Generally metals reacts with acids to give salt and hydrogen gas. Which of the following acids does not give hydrogen gas on reacting with metals (except \(\mathrm{M} n\) and \(\mathrm{Mg})\)?

A
\(\mathrm{H}_2 \mathrm{SO}_4\)

B
\(\mathrm{HCl}\)

C
\(\mathrm{HNO}_3\)

D
All of these

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Chemistry Test-...

Question 1

Regulation of membrane permeability

Regulation of fluidity of membranes

Electrical insulation to nerve fibre

All of the above

Question 2

Penicillin F

Penicillin G

Penicillin K

Ampicillin

Question 3

1

2

3

0

Question 4

Reducing agents

Oxidising agents

Both of them

None of them

Question 5

I only

II only

III only

I and II only

Question 6

Neoprene

Buna-S

Nylon

Rayon

Question 7

Decomposition of chlorine gas from silver chloride

Sublimation of silver chloride

The formation of silver by decomposition of silver chloride

Oxidation of silver chloride

Question 8

\(\left(\mathrm{CH}_{3}\right)_{2} \mathrm{CHNH}_{2}\)

\(\left(\mathrm{CH}_{3}\right)_{3} \mathrm{~N}\)

\(\left(\mathrm{CH}_{3}\right)_{2} \mathrm{NH}\)

\(\mathrm{CH}_{3} \mathrm{NH}_{2}\)

Question 9

Low pressure

High temperature

Both low pressure and high temperature

None of the above,

Question 10

\(\mathrm{H}_2 \mathrm{SO}_4\)

\(\mathrm{HCl}\)

\(\mathrm{HNO}_3\)

All of these

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