NSO Level 1- Science Olympiad (SOF) Class 8: Questions 527 - 530 of 1175

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Question 527

Question

MCQ▾

Some of the most common blended fabrics are given in the questions. Find out the benefit of the blend over individual fabric.

A blend of wool and polyester

Choices

Choice (4)Response

a.

Wool is not stiff but the blend is strong and keeps the shape of the garment

b.

Wool is warm but the blend is comfortably warm

c.

Polyster is not airy but the blend is more airy

d.

All a., b. and c. are correct

Question 528

Question

MCQ▾

Megha got a magnesium ribbon from the science lab. She burnt it, took the ash and mixed it in water. Then she tested the solution with a litmus paper. The observation would be

Choices

Choice (4)Response

a.

Red litmus paper changed blue

b.

There was no colour change in the litmus paper

c.

Blue litmus paper changed red

d.

Question does not provide sufficient data or is vague

Question 529

Question

MCQ▾

Options are given in the jumbled form. Reshuffle the spellings and identify the correct options.

Rahul is going for trekking. Which type of rope will he select for trekking?

Choices

Choice (4)Response

a.

Roic

b.

Onowlel

c.

Tocnot

d.

Yoln

Question 530

Question

MCQ▾

Options are given in the jumbled form. Reshuffle the spellings and identify the correct options.

The polymer in thermocol is

Choices

Choice (4)Response

a.

Repostlyeny

b.

Relyente

c.

Lemanemi

d.

Yopetlers

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