NSO Level 1- Science Olympiad (SOF) Class 5: Questions 267 - 272 of 404

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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

This 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

Question number: 271

» General Science

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MCQ▾

Question

Which element is least like the others in its ability to conduct heat and electricity?

Choices

Choice (4) Response

a.

Silver

b.

Copper

c.

Nickel

d.

Carbon

Passage

DIRECTION: Use the following data to answer questions below.

Four thin sheets of materials W, X, Y and Z of similar sizes, were weighed individually before they were put into 4 beakers containing equal amount of water. After 15 minutes, each sheet was weighed again. Their masses were recorded in the table below.

Diagram shows four beakers

Diagram Shows Four Beakers

This diagram shows four beakers W, X, Y and Z

Table shows four beakers W, X, Y and Z

Table shows four beakers W, X, Y and Z

Material

Mass at the beginning

Mass after 15 minutes

W

8 g

16 g

X

10 g

10 g

Y

12 g

14 g

Z

13 g

18 g

Question number: 272 (1 of 2 Based on Passage) Show Passage

» Matter

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MCQ▾

Question

Which material absorbs most amount of water?

Choices

Choice (4) Response

a.

X

b.

Y

c.

Z

d.

W

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