NSO Level 1- Science Olympiad (SOF) Class 5: Questions 266 - 270 of 454

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Question number: 266

» Water

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MCQ▾

Question

The process of conversion of water vapor to water on the surface of a cold glass tumbler is known as

Choices

Choice (4)Response

a.

Boiling

b.

Vaporization

c.

Condensation

d.

Evaporation

Question number: 267

» Water

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MCQ▾

Question

Take two test tubes. Take equal volume of water in each of them. Add a few drops of oil with a dropper in one of the test tubes. Similarly, add different liquids to different test tubes containing water. Shake the test tubes well and observe them after sometime.

What happens when other liquids are added to water?

Diagram shows two test tubes

Diagram Shows Two Test Tubes

Choices

Choice (4)Response

a.

Liquid not mix in soluble in water

b.

That mix with water are soluble in water

c.

Liquid mix water is transparent

d.

Liquid not mix with water

Question number: 268

» Water

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MCQ▾

Question

Which of these is condensed form of water vapour?

Choices

Choice (4)Response

a.

Fog

b.

Frost

c.

Snow

d.

All a. , b. and c. are correct

Question number: 269

» Water

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MCQ▾

Question

Substances like chalk powder, sand and saw dust which do not dissolve in water called:

Choices

Choice (4)Response

a.

Insoluble

b.

Soluble

c.

Melting

d.

Filtration

Question number: 270

» Matter

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MCQ▾

Question

Which of the following has mass of weight and that takes up space?

Choices

Choice (4)Response

a.

Gravity

b.

Matter

c.

Magnetism

d.

All of the above

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