NSO Level 1- Science Olympiad (SOF) Class 6: Questions 173 - 179 of 201

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Question number: 173

» Air and Water

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MCQ▾

Question

Which of the following is incorrect about air?

Choices

Choice (4) Response

a.

Air is a homogeneous mixture of gases.

b.

Air exerts pressure

c.

Air is highly compressible

d.

Air is not a matter because it cannot be seen

Question number: 174

» Air and Water

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MCQ▾

Question

Study the following experiment.

Experiment shows the two balloons

Experiment Shows the Two Balloons

This experiments shows the two balloons

What does the above experiment demonstrate?

Choices

Choice (4) Response

a.

Air has mass

b.

Air is colourless.

c.

Air contains dust particles

d.

Air occupies space

Question number: 175

» Air and Water

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MCQ▾

Question

How many forms water exists in nature?

Choices

Choice (4) Response

a.

Solid

b.

Liquid

c.

Gas

d.

All a. , b. and c. are correct

Question number: 176

» Air and Water

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MCQ▾

Question

When a plant absorbs water in its roots is example of:

Choices

Choice (4) Response

a.

Photosynthesis

b.

Transpiration

c.

Evaporation

d.

Condensation

Question number: 177

» Air and Water

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MCQ▾

Question

The water vapour in air is due to

Choices

Choice (4) Response

a.

Release by animals when their sweat evaporates

b.

Release by plants through their leaves during transpiration

c.

Evaporation of water from oceans, rivers, lakes and streams

d.

All a. , b. and c. are correct

Question number: 178

» Air and Water

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MCQ▾

Question

Which of these plants can use nitrogen gas directly from the air?

Choices

Choice (4) Response

a.

Potatoes

b.

Cabbage

c.

Beans

d.

None of the above

Question number: 179

» Air and Water

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MCQ▾

Question

‘World Water Day’ is celebrated in:

Choices

Choice (4) Response

a.

25th June

b.

18th March

c.

21st July

d.

22nd March

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