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The Realm features of the earth

Total questions: 50

Worksheet time: 50mins

Name
Class
Date
1.

Evaluate the importance of Hydrosphere.

a)

The water cycle is one of the factors that make the life possible on Earth.

b)

Water in the air results in weather phenomena.

c)

Electricity can be generated from water.

d)

All of the above.

2.

Distinguish between Oceans and Seas.

a)

The vast bodies of water surrounding the Continent is called Oceans,Water bodies that are smaller in size than Oceans is called Seas.

b)

The vast bodies of water surrounding the Continent is called Seas,Water bodies that are smaller in size than seas are called Oceans.

c)

None of this .

3.

Earth looks blue from space -Give reason

a)

About the 71% of the earth is covered by water so the Earth looks blue in colour from space.

b)

The 21% of the Earth is covered by land so the earth looks blue in colour from the space.

4.

Recognize the important features of Pacific Ocean from the following.

a)

It is the largest of all the oceans and also the deepest ocean.

b)

This Ocean is almost circle in shape.

c)

This ocean includes Mariana trench.

d)

All of the above.

5.

The ________ is the only ocean named after a country.

a)

Indian Ocean.

b)

Pacific Ocean.

c)

Atlantic ocean.

d)

Arctic Ocean.

6.

Hydrosphere means

a)

All water bodies of the earth.

b)

The solid portion of the Earth

7.

Which Ocean is looks like Alphabet "S"

a)

Atlantic Ocean

b)

Arctic ocean

8.

How much surface of the earth is covered by the oceans ?

a)

24 %

b)

71%

c)

54%

d)

74%

9.

Which is not the realm of the Earth ?

a)

Biosphere

b)

Mountains

c)

Lithosphere

d)

Hydrosphere

10.

A narrow zone of the earth where all forms of life exists.

a)

Biosphere

b)

Atmosphere

c)

Hydrosphere

d)

Lithosphere

11.

Which layer protects the Earth from the harmful radiations of the Sun ?

(a)  

12.

How many Realms of the the Earth has ?

a)

1

b)

4

c)

3

d)

2

13.

Which is not a continent ?

a)

Antarctica

b)

Asia

c)

India

d)

Australia

14.

The atmosphere consists of __________ and __________

a)

Several gases and water vapour

b)

Nitrogen and water vapour

c)

Oxygen and Carbon

d)

None of these

15.

Identify the meaning of lithosphere.

a)

The outer solid layer of the Earth

b)

All the water bodies on the Earth.

c)

The Blanket of Air

16.

The large masses of land is called __________

a)

Seas

b)

Continents.

c)

Oceans.

17.

The Frozen Continent is ______ it is also known as White Continent.

a)

Asia.

b)

Europe.

c)

Antarctica.

18.

Australia is also known as:-

a)

Island Continent.

b)

Frozen continent.

19.

What do we call the center of the Earth?

a)

Mantle

b)

Crust

c)

Lithosphere

d)

Core

20.

Name the ocean which is in Triangle shape.

a)

Indian Ocean

b)

Pacific Ocean.

21.

What layer of the earth is made of liquid magma?

a)

innner core

b)

mantle

c)

crust

d)

outer core

22.
What layer of the earth is made of soild iron and nickel?
a)
innner core
b)
mantle
c)
crust
d)
outer core
23.
Which is not a characteristic of all minerals?
a)
definite chemical composition
b)
man-made
c)
organic
d)
soild
24.
Earth's thin outer layer
a)
Erosion
b)
Magma
c)
Crust
d)
Core
25.
The pieces of Earth's crust that compose the lithosphere
a)
Tectonic plates
b)
Core
c)
Asthenosphere
d)
Fault
26.

The Earth's lithosphere contains

a)

The upper mantle

b)

The oceanic crust

c)

The continental crust

d)

All are correct

27.
Layer of Earth between the crust and the core
a)
Granite
b)
Mantle
c)
Lithosphere
d)
Upper crust
28.

______________________is the most abundant element found in Earth's crust.

a)

Potassium

b)

Nitrogen

c)

Oxygen

d)

Iron

29.

Earth’s lithosphere is made up of what layer/s?

a)

Crust

b)

Mantle

c)

Crust and Mantle

d)

Crust and upper mantle

30.

What do you call the theory about the movement of plates?

a)

plate motion

b)

plate run

c)

plate movement

d)

plate tectonics

31.

How many are the main Lithospheric plates?

a)

7

b)

14

c)

4

d)

6

32.

What is the thinnest layer?

a)

Crust

b)

Mantle

c)

Outer Core

d)

Inner Core

33.

What is the hottest layer?

a)

Crust

b)

Mantle

c)

Outer Core

d)

Inner Core

34.

How many continents were formed when Pangaea broke up millions of years ago.

a)

5

b)

6

c)

7

d)

8

35.
The Earth is approximately
a)
3 million years old
b)
50 million years old
c)
2 billion years old
d)
4.5 billion years old
36.

90% of all earthquakes and volcanoes on Earth occur

a)

in the Atlantic Ocean

b)

in the United States

c)

around the Ring of Fire

d)

during a full moon

37.

What do the geologist call the Earth crust and Upper mantle?

a)

Aesthonosphere

b)

Lithosphere

c)

Mesosphere

d)

Atmosphere

38.

Where is the thickest part of the crust located?

a)

Along the ocean floor

b)

Mountain area

c)

Valley

d)

Deepest part of the ocean

39.

Which of the following are the three layers of the Earth?

a)

a. crust, mantle, core

b)

b. crust, mantle, sphere

c)

c. mantle, core, sphere

d)

d. sphere, crust, core

40.
What is the process of breaking down rocks or other material into smaller pieces?
a)
erosion
b)
weathering
c)
compaction
d)
cementation
41.
Where do volcanoes come from?
a)
Places where plates move apart
b)
Places where plates are moving together
c)
Hot Spots
d)
All of these options
42.

What is the active volcano area around the Pacific Rim called?

a)

Hot Spots

b)

Pacific Ocean

c)

Ring of Fire

d)

Hawaii

43.
What is an enormous mass of ice moving over land?
a)
Ice wedging
b)
Glacier
c)
Iceberg
d)
Dune
44.

What is the process that breaks down rocks?

a)

Erosion

b)

Weathering

c)

Convection current

d)

Equilibrium

45.
The spinning of an object on its axis is called______
a)
orbit
b)
rotation
c)
revolution
d)
tide
46.
The earth orbits around...
a)
the sun.
b)
the moon
c)
other planets
d)
the Milky Way
47.
What is the thickest layer of the Earth?
a)
the crust
b)
the mantle
c)
the outer core
d)
the inner core
48.
What describes the outer core?
a)
solid
b)
liquid
c)
viscous
d)
gas
49.

____________ is the outermost system which is an invisible layer of gases that surround the planet.

a)

biosphere

b)

hydrosphere

c)

geosphere

d)

atmosphere

50.

Which of the following is NOT a layer of the atmosphere?

a)

Troposphere

b)

Mesosphere

c)

Biosphere

d)

Stratosphere