Science (NCERT Based General Studies (GS)): Questions 373 - 379 of 1317

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Question number: 373

» Science » Class-8 NCERT » Some Natural Phenomena (Earthquakes)

MCQ▾

Question

Most common hazards of earthquakes are:

Choices

Choice (4) Response

a.

Fire

b.

Tsunamis

c.

Landslides

d.

All a. , b. and c. are correct

Question number: 374

» Science » Class-8 NCERT » Chemical Effects of Electric Current (Electroplating)

MCQ▾

Question

EPNS is:

Choices

Choice (4) Response

a.

Hallmark

b.

It’s a sign for electroplated nickel

c.

Both a. and b. are correct

d.

None of the above

Question number: 375

» Science » Class-8 NCERT » Some Natural Phenomena (The Story of Lightning)

MCQ▾

Question

Lightning conductor is defined as:

Choices

Choice (4) Response

a.

ducing charge on a body by rubbing

b.

An arrangement to detect charge

c.

A device used to protect building from damage by lighting

d.

Scale used to measure the intensity of earthquakes

Question number: 376

» Science » Class-8 NCERT » Sound (Sound Produced by Humans)

MCQ▾

Question

High pitched sound is called as:

Choices

Choice (4) Response

a.

Bass sound

b.

Oscillation

c.

Noise

d.

Shrill sound

Question number: 377

» Science » Class-8 NCERT » Some Natural Phenomena (Types of Charges and Their Interactions)

MCQ▾

Question

Law of charge is defined as:

Choices

Choice (4) Response

a.

“Like charges repel one another and unlike charges attract one another. ”

b.

“Like charges attract one another and unlike charges repel one another. ”

c.

“Unlike charges repel one another. ”

d.

“Like charges attract one another. ”

Question number: 378

» Science » Class-8 NCERT » Some Natural Phenomena (Earthquakes)

MCQ▾

Question

Worst prone zone in the country is:

Choices

Choice (4) Response

a.

Zone 5

b.

Zone 2

c.

Zone 3

d.

Zone 4

Question number: 379

» Science » Class-8 NCERT » Friction (Friction- a Necessary Evil)

MCQ▾

Question

Friction:

Choices

Choice (4) Response

a.

Increases the efficiency of machine

b.

Friction is an evil

c.

Has no effect on the efficiency of machine

d.

Decreases the efficiency of machine

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