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INSIDE OUR EARTH

Total questions: 14

Worksheet time: 9mins

Name
Class
Date
1.

The oceanic crust mainly consist of ………………and ……………

a)

Silica and Magnesium

b)

Alumina and Magnesium

c)

Magma and Sial

d)

Nickel and Iron

2.

The radius of the earth is ............... km.

a)

6371

b)

7894

c)

6344

d)

6999

3.

Deccan plateau is made up of ............rocks.

a)

Sedimentery

b)

Magma

c)

Ingenous Rocks

d)

Basalt

4.

What is the Latin word for igneous?

a)

Ice

b)

Fire

c)

Water

d)

Air

5.

The deepest mine in the world is in..............

a)

China

b)

Japan

c)

South Africa

d)

India

6.

The radius of the core is about ......... km

a)

34500

b)

3000

c)

3500

d)

234668

7.

Mantel extends up to a depth of ........... km below the ...........

a)

3500 and mantel

b)

3500 and crust

c)

4000 and mantel

d)

3500 and mantel

8.

The sediments are transported and deposited by

a)

wind

b)

water

c)

wind and water

d)

none of these

9.

Any natural mass of mineral matter that makes up the earth’s crust is called

a)

Rock

b)

Sediments

c)

None of these

d)

Water

10.

What is core ?

4 lines
11.

.......... and ........... are example of sedimentery rocks

a)

Sandstone , Limestone

b)

Gabbro, Granite

c)

Sandtone, Granite

d)

slate, marble

12.

What does latin word sedimentum means

a)

Happy

b)

Settle down

c)

Center

d)

Up

13.

What does the greek word metamorpchic means

a)

Change the form

b)

Change the shape

c)

Change the size

d)

Change the colour

14.

From which mineral is eiffle tower made

a)

Iron

b)

Steel

c)

Alumiunium

d)

Gold