General Science Quiz Online For Online Test Practice

General Science Quiz 9

1 / 20

Water is heated in a kettlE. The inside water is heated by convection. A person sitting near the fire receives heat by ________?

A. Conduction

B. Convection

C. Radiation

D. Reflection

2 / 20

Name the famous book of Ibn-Sina in which he discussed human physiology and medicine ?

A. Al-Qanun

B. Al-Masudi

C. New Renaissance

D. Tadhkira

3 / 20

In a railway track, two rails are joined end to end with a gap tin between them because?

A. Steel can be saved

B. Accidents due to contraction in winter can be avoided

C. Air gaps are necessary for bearing the weight of running train

D. Accidents due to expansion in summer can be avoided

4 / 20

Animal which captures and readily kills living animals for its food is called _______?

A. Parasite

B. Scavenger

C. Predator

D. Mammal

5 / 20

The fruits without seed, like banana, are called _____?

A. Seedless fruits

B. Parthenogenesis fruits

C. Parthenocarpic fruits

D. placental fruits

6 / 20

Quartz crystal in quartz watches work on the principle called?

A. Photoelectric effect

B. Stark effect

C. Thermionic effect

D. Piezo-electric effect

7 / 20

Oasis is associated with _____?

A. Glaciers

B. Desert

C. Islands

D. Volcanoes

8 / 20

Yeast is used in making bread because it produces _____?

A. Carbon dioxide

B. Sugar

C. Bacteria

D. Oxygen

9 / 20

The phenomenon of Aurora Borealis, the display of red and green lights in northern hemisphere is due to radiations from ________ ?

A. Ionosphere

B. Troposphere

C. Mesosphere

D. Stratosphere

10 / 20

Ozone layer prevents ______ radiation from entering the atmosphere?

A. Infra-red

B. Ultraviolet

C. X-rays

D. Gamma rays

11 / 20

Which one of the following is a non-metallic mineral?

A. Manganese

B. Magnesium

C. Gypsum

D. Bauxite

12 / 20

Sedimentary rocks are ______?

A. Porous

B. Hard

C. Rough

D. Brittle

13 / 20

A moderator is used in nuclear reactor in order to ?

A. Accelerate the neutrons

B. Slow down the speed of the neutrons

C. Increase the number of elections

D. Decrease the number of electrons

14 / 20

Which of the following atmospheric layers help in radio communication?

A. Exosphere

B. Ionosphere

C. Troposphere

D. Stratosphere

15 / 20

Monsoon is caused by _______?

A. Seasonal reversal of winds

B. Revolution of earth

C. Movement of clouds

D. Rise in temperature

16 / 20

Fuel used in a Fast Breeder Reactor is _____?

A. Uranium Oxide

B. Uranium Plutonium carbide

C. Uranium Plutonium Oxide

D. Uranium thorium Oxide

17 / 20

The term ‘Blue Shift’ is used to indicate?

A. Doppler effect in which an object appears bluer when it is moving towards the observer or observer is moving towards the object.

B. Turning a star from white to blue

C. In future sun would become blue

D. Black hole was blue at its start

18 / 20

The half life of a radioactive element is 8-days. How long it take to reduce it from 10 mg to 5 mg?

A. 4 days

B. 12 days

C. 16 days

D. 8 days

19 / 20

The number of spark plugs needed in a diesel engine is ____?

A. 2

B. 3

C. 0

D. 4

20 / 20

Where do most of Asteroids lie?

A. In asteroid belt between the orbits of Mars and Jupiter

B. In asteroid belt between the orbits of Mars and Venus

C. In asteroid belt between the orbits of Jupiter and Venus

D. Everywhere in the sky

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General Science Quiz Online

There are total twenty questions in this important general science quiz online with answers for one paper preparation.

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Also Read: General Knowledge MCQs and Everyday Science MCQs

Everyday Science Quiz 9

General Science Quiz Online

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