The System and Structure of the Earth

1. Air zone covering the Earth's surface.

2. Rock and soil zone on the Earth's surface.

3. Life zone consists of a variety of life such as humans, animals, plants and microorganisms

4. Water zone that includes rivers, lakes, seas, oceans, underground water and water vapour in the air.

5. Atmospheric Stratification

Earth's atmosphere consists of 5 layers, each with its respective roles. Choose the correct strtactifications.

6. This layer contains light gases like helium and hydrogen.

(a)  

7. Burning and destruction of meteorites occurs in this layer.

(a)  

8. This layer also known as ionosphere. Aurora occurs here.

(a)  

9. This layer is suitable and stable for aircraft flights. The ozone layer is found here.

(a)  

10. The layer where living organisms breath. Formation of cloud, rain and snow.

(a)