WorksheetsThe System and Structure of the Earth (1O)
Total questions: 15
Worksheet time: 8mins
The Earth system consists of _______ main components which are interconnected.
1
2
3
4
_________ is a zone that includes rivers, lakes, seas and also water trapped as ice, underground water and and water vapour in the atmosphere
Atmosphere
Hydrosphere
Geosphere
Biosphere
Zone that covering the Earth’s surface is called _________
Hydrosphere
Atmosphere
Geosphere
Biosphere
Geosphere is a rock and soil zone on the Earth's surface.
TRUE
FALSE
Earth's atmosphere consists of _______ layers
2
3
4
5
The layer where living organism breathes, wind blows and where clouds, rain and snow form
Exosphere
Thermosphere
Troposphere
Stratosphere
-Aircraft flights stable in this layer
-Ozone layer (absorb harmful ultraviolet) is found here, deplete when CFC break it down
Troposphere
Stratosphere
Mesosphere
Exosphere
Burning and destruction of meteorites occur in this layer
Troposphere
Stratosphere
Mesosphere
Thermosphere
-Also known as ionosphere
-Aurora occurs here
Exosphere
Thermosphere
Mesosphere
Stratosphere
-Contains light gas (He, H2)
-Communications satellite orbiting earth in this layer
Troposphere
Mesosphere
Exosphere
Stratosphere
The ocean stratification can be divided into ............
Surface zone
Midnight zone
Deep zone
Dark zone
In this zone, water is very shallow and light can penetrate. It is suitable as a habitat for plants
Dark zone
Midnight zone
Surface zone
Midnight zone is very deep and no light can reach it. Most animals in this zone have shimmering bodies or able to glow in the dark.
TRUE
FALSE
This layer consists of three components namely lithosphere, asthenosphere and mesosphere. What is the layer of Earth referred above?
Crust
Mantel
Inner core
Outer core
Which of the following are the reasons why Earth is a living place for organisms?
Existence of technology
Presence of water and soil
Free from pollution
Not too hot or too cold temperature
