NSO Level 1- Science Olympiad (SOF) Class 7: Questions 160 - 163 of 597

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Question number: 160

» Fibre to Fabric

Edit
MCQ▾

Question

Nali sheep is found in which of the following states in India?

Image showing the Nali sheep

Image Showing the Nali Sheep

Choices

Choice (4)Response

a.

Rajasthan

b.

Haryana

c.

Uttar Pradesh

d.

All a. , b. and c. are correct

Question number: 161

» Physical and Chemical Changes

Edit
MCQ▾

Question

If in a chemical reaction energy is given out, then it is called as which type of the reaction?

Figure of the heat energy

Figure of the Heat Energy

Choices

Choice (4)Response

a.

Exothermic reaction

b.

Displacement reaction

c.

Decomposition reaction

d.

Endothermic reaction

Question number: 162

» Heat

Edit
Match List-Ⅰ List-Ⅱ▾

Question

Match column I and column II by selecting the correct option.

List-Ⅰ (Column I)List-Ⅱ (Column II)

(A)

Conduction convection radiation : Choice C

Conduction Convection Radiation: Choice C

(i)

Convection

(B)

Conduction convection radiation : Choice B

Conduction Convection Radiation: Choice B

(ii)

Conduction

(C)

Conduction convection radiation : Choice A

Conduction Convection Radiation: Choice A

(iii)

Radiation

Choices

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

a.

  • (i)
  • (iii)
  • (ii)

b.

  • (iii)
  • (i)
  • (ii)

c.

  • (iii)
  • (ii)
  • (i)

d.

All of the above

Question number: 163

» Fibre to Fabric

Edit
MCQ▾

Question

Neeti buys a woolen shawl. She takes out a small strand of yarn and burns it. It smells like a burning plastic. What does it indicate about the wool?

Choices

Choice (4)Response

a.

It’s not a wool but is a silk

b.

It’s a synthetic wool

c.

It’s a pure wool

d.

It’s a cotton

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