NSTSE (National Science Talent Search Exam- Unified Council) Class 6: Questions 1849 - 1855 of 2029

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Question number: 1849

» Chemistry » Sorting Materials into Groups

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Question

Name the material used for covering an electrical wire.

Choices

Choice (4) Response

a.

Copper

b.

Plastic

c.

Rubber

d.

Question does not provide sufficient data or is vague

Question number: 1850

» Chemistry » Sorting Materials into Groups

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Question

Which of the following mixture can be separated by sedimentation?

Choices

Choice (4) Response

a.

Sand and Salt

b.

Iron and Sulphur

c.

Sand and Water

d.

All of the above

Question number: 1851

» Chemistry » Sorting Materials into Groups

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Question

Which is a transparent solid material?

Choices

Choice (4) Response

a.

Diamond

b.

Glass

c.

Both a. and b. are correct

d.

Question does not provide sufficient data or is vague

Question number: 1852

» Chemistry » Air Around Us

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MCQ▾

Question

Which gas is present in soil?

Choices

Choice (4) Response

a.

Nitrogen

b.

Oxygen

c.

Both a. and b. are correct

d.

None of the above

Question number: 1853

» Chemistry » Air Around Us

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Question

Argon is an example of ________ gas.

Choices

Choice (4) Response

a.

Noble

b.

Inert

c.

Both a. and b. are correct

d.

None of the above

Question number: 1854

» Chemistry » Sorting Materials into Groups

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Question

Relative density of a substance is the ratio of the density of ________ to the density of ________.

Choices

Choice (4) Response

a.

Substance, Water at 4celsius

b.

Air, Substance

c.

Water, Substance

d.

Substance, Air

Question number: 1855

» Chemistry » Air Around Us

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Question

What is the advantage of Greenhouse effect?

Choices

Choice (4) Response

a.

To sustain life on earth

b.

To prevent earth from being cold and barren

c.

Greenhouse farming

d.

All a. , b. and c. are correct

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