NSO Level 1- Science Olympiad (SOF) Class 8: Questions 461 - 466 of 1076

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Question number: 461

» Metals and Non-Metals

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MCQ▾

Question

Metal used in thermometer is

Choices

Choice (4) Response

a.

Copper

b.

Silver

c.

Mercury

d.

Gold

Question number: 462

» Synthetic Fibres and Plastics

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MCQ▾

Question

We are familiar with the four R’s used in environment protection. Identify the R used in the situations

Neena makes capries from her old short jeans and decorative articles from wedding cards and old crockery items

Choices

Choice (4) Response

a.

Reuse

b.

Recover

c.

Recycle

d.

Reduce

Question number: 463

» Synthetic Fibres and Plastics

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MCQ▾

Question

Identify the names from the given clues

Fabrics created by the combination of one or more fibres is called a

Choices

Choice (4) Response

a.

Mixed fabric

b.

Best quality fabric

c.

Blended fabric

d.

Combined fabric

Passage

 Image shows Plastic

Image Shows Plastic

Image shows Plastic

Question number: 464 (1 of 3 Based on Passage) Show Passage

» Synthetic Fibres and Plastics

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MCQ▾

Question

The advantage of acrylic over wool is

Choices

Choice (4) Response

a.

It is cheaper than wool.

b.

Acrylic is more durable than wool.

c.

It can be washed and dried easily

d.

All a. , b. and c. are correct

Question number: 465 (2 of 3 Based on Passage) Show Passage

» Synthetic Fibres and Plastics

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MCQ▾

Question

People like to use synthetic clothes rather than natural ones. This is because

Choices

Choice (4) Response

a.

They dry up quickly.

b.

Synthetic clothes are more durable and less expensive.

c.

They are readily available and easy to maintain

d.

All a. , b. and c. are correct

Question number: 466 (3 of 3 Based on Passage) Show Passage

» Synthetic Fibres and Plastics

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MCQ▾

Question

Plastic has conquered almost all the areas of human life. It has become an inevitable part of our life. The properties helped it to win this position are

Choices

Choice (4) Response

a.

It can be rolled in to sheets and made into wires.

b.

Plastic is easily mouldable in any shape and size.

c.

It can be recycled and reused.

d.

All a. , b. and c. are correct

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