NSO Level 1- Science Olympiad (SOF) Class 7: Questions 267 - 271 of 593

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Question number: 267

» Heat

Edit
MCQ▾

Question

Which of the following images is the example of an insulator?

Choices

Choice (4) Response

a.

Images is the example of an insulator : Choice A

Images is the Example of an Insulator: Choice A

Images is the example of an insulator

b.

Images is the example of an insulator : Choice B

Images is the Example of an Insulator: Choice B

Images is the example of an insulator

c.

Images is the example of an insulator : Choice C

Images is the Example of an Insulator: Choice C

Images is the example of an insulator

d.

Images is the example of an insulator : Choice D

Images is the Example of an Insulator: Choice D

Images is the example of an insulator

Question number: 268

» Acids, Bases and Salts

Edit
MCQ▾

Question

A solution with turmeric indicator shows yellow color then the nature of the solution is

Choices

Choice (4) Response

a.

Basic

b.

Neutral

c.

Acidic

d.

Question does not provide sufficient data or is vague

Question number: 269

» Heat

Edit
MCQ▾

Question

The process of solid turning into gas is called

Choices

Choice (4) Response

a.

Freezing

b.

Sublimation

c.

Condensation

d.

Evaporation

Question number: 270

» Physical and Chemical Changes

Edit
MCQ▾

Question

Expansion of metals on heating is an example of which of the following?

Choices

Choice (4) Response

a.

Combination of physical and chemical change.

b.

Chemical change

c.

Physical change

d.

Neither physical nor chemical change.

Question number: 271

» Fibre to Fabric

Edit
Match List-Ⅰ List-Ⅱ▾

Question

Match column I with column II and select the correct option from the codes given below.

List-Ⅰ (Column I) List-Ⅱ (Column II)

(A)

Cotton

(i)

Insect fibre

(B)

Nylon

(ii)

Textile fibre

(C)

Silk

(iii)

Toothbrush fibre

(D)

Wool

(iv)

Plant fibre

Choices

Choice (4) Response
  • (A)
  • (B)
  • (C)
  • (D)

a.

  • (iii)
  • (i)
  • (ii)
  • (iv)

b.

  • (iv)
  • (iii)
  • (i)
  • (ii)

c.

  • (ii)
  • (i)
  • (iii)
  • (iv)

d.

  • (ii)
  • (i)
  • (iv)
  • (iii)

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