Preview (15 questions)
1 Question
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Q.

Earth is the _____ largest planet in the solar system.


Third

Fourth

Fifth

Sixth

2 Question
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Q.

Earth's surface is covered by _____ of land.


69%

71%

33%

29%

3 Question
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Q.

The atmosphere of the earth is divided into ____ layers.


Four

Five

Six

Seven

4 Question
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Q.

Our Earth along with the solar system is situated in the ______ galaxy.


Cartwheel 

Andromeda

Black Eye

Milky Way

5 Question
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Q.

How many days is known as one Earth year?


366.25

365

366

365.25

6 Question
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Q.

How many natural satellites does Earth have?


1

134

1200

57

7 Question
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Q.

Earth's core is hotter than the surface of the ______.


Star

Sun

Moon

Mars

8 Question
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Q.

How old is our mother planet?


6.3 billion years

5.7billion years

4.5 billion years

3.4 billion years

9 Question
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Q.

Earth is the _______ planet of the solar system.


Hottest

Coolest

Lightest

Densest

10 Question
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Q.

When is Earth day celebrated?


March 22nd

April 22nd

December 22nd

September 22nd

11 Question
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Q.

Earth's atmosphere majorly consists of 77% of ________.


Oxygen

Hydrogen

Nitrogen

Carbon-di-oxide

12 Question
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Q.

Earth's name originates from the Anglo-Saxon word "erda" which means _______.


Soil

Life

Sphere

Mother

13 Question
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Q.

Earth is tilted ______ degrees on its axis.


10.9

16.7

23.4

32.8

14 Question
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Q.

Earth orbits around the sun at a speed of ____ per second.


30 kilometers

70 kilometers

100 kilometers

237 kilometers

15 Question
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Q.

Earth's shape is not exactly a sphere as it is flat at the poles and bulges out at the equator due to ________.


Planet collision

Sun's force

Tides

Gravity