Science-Class-6 NCERT (NCERT Based General Studies (GS)): Questions 272 - 278 of 317

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Question number: 272

» Science » Class-6 NCERT » Air Around Us (Composition of Air)

MCQ▾

Question

Special situations in which oxygen cylinders are used are:

Choices

Choice (4) Response

a.

A patient having breathing difficulties

b.

A mountaineer climbing a high mountain

c.

A diver going into deep sea

d.

All a. , b. and c. are correct

Question number: 273

» Science » Class-6 NCERT » Air Around Us (Role of Air)

MCQ▾

Question

Air plays an important role in the:

Choices

Choice (4) Response

a.

Movement of yachts, parachutes, gliders and aeroplanes

b.

Air helps the birds, bats and insects in flying

c.

Air helps in water cycle

d.

All a. , b. and c. are correct

Question number: 274

» Science » Class-6 NCERT » Water (Rains)

MCQ▾

Question

The excessive rain fall due to heavy rains leads to:

Choices

Choice (4) Response

a.

Water logged roads and streets

b.

Floods

c.

Kill the animals living in soil

d.

All a. , b. and c. are correct

Question number: 275

» Science » Class-6 NCERT » Water (Water Cycle)

MCQ▾

Question

Disappearing trick of water is:

Choices

Choice (4) Response

a.

Evaporation and transpiration

b.

Melting of ice

c.

Freezing of water

d.

Condensation

Question number: 276

» Science » Class-6 NCERT » Air Around Us (Air)

MCQ▾

Question

There is a blanket of air surrounding the earth is called as:

Choices

Choice (4) Response

a.

Air

b.

Ozone

c.

Atmosphere

d.

Question does not provide sufficient data or is vague

Question number: 277

» Science » Class-6 NCERT » Air Around Us (Composition of Air)

MCQ▾

Question

Components of which gas is essential for the growth of living things:

Choices

Choice (4) Response

a.

Nitrogen

b.

Oxygen

c.

Carbon-dioxide

d.

All of the above

Question number: 278

» Science » Class-6 NCERT » Air Around Us (Composition of Air)

MCQ▾

Question

The carbon-dioxide gas present in air is important to green plants because they:

Choices

Choice (4) Response

a.

Need carbon-dioxide to make food

b.

Need carbon-dioxide for respiration

c.

Breathe in carbon-dioxide

d.

All of the above

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