Science-Class-7 NCERT (NCERT Based General Studies (GS)): Questions 22 - 28 of 322

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Question number: 22

» Science » Class-7 NCERT » Fibre to Fabric (Fibre)

MCQ▾

Question

Fibre is defined as:

Choices

Choice (4) Response
a.

Yarns

b.

Clothing materials

c.

Strand of a substance

d. None of the above

Question number: 23

» Science » Class-7 NCERT » Fibre to Fabric (Animal Fibres)

MCQ▾

Question

Hairy skin of the sheep has two types of fibres:

Choices

Choice (4) Response
a.

Lambs and Merino

b.

Crossbred and fine soft

c.

Coarse and wiry

d.

Coarse and fine soft

Question number: 24

» Science » Class-7 NCERT » Heat (Hot and Cold)

MCQ▾

Question

Examples of hot objects are:

Choices

Choice (4) Response
a.

Boiling water

b.

Sun

c.

Boiling milk

d. All a. , b. and c. are correct

Question number: 25

» Science » Class-7 NCERT » Heat (Measuring Temperature)

MCQ▾

Question

Precautions taken while reading the clinical thermometer are:

Choices

Choice (4) Response
a.

The temperature should always be stated with its unit 0C

b.

Reading is noted by placing the thermometer along the line of sight horizontally

c.

Ensure that before use the mercury level is below 350 C

d. All a. , b. and c. are correct

Question number: 26

» Science » Class-7 NCERT » Weather, Climate and Adaptations of Animals to Climate (Climate)

MCQ▾

Question

Weather condition over a long period of time is called as:

Choices

Choice (4) Response
a.

Blubber

b.

Weather

c.

Humidity

d.

Climate

Question number: 27

» Science » Class-7 NCERT » Acids, Bases and Salts (Natural Indicators Around Us)

MCQ▾

Question

If a cooked vegetable falls on the clothes or fabric it leaves a yellow stain on cloth. This yellow stain is due to the presence of:

Choices

Choice (4) Response
a.

Indicators

b.

Bases

c.

Acids

d.

Turmeric

Question number: 28

» Science » Class-7 NCERT » Acids, Bases and Salts (Neutralization)

MCQ▾

Question

The process in which an acid reacts with a base to form salt and water is known as:

Choices

Choice (4) Response
a.

Ionisation

b.

Neutralisation reaction

c.

Hydronium ion

d. All of the above

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