The Earth's Structure & Landforms

1. 1. The Earth is the only planet in the solar system that supports life.

• True

• False

2. 2. The physical and scientific conditions in which an organism lives, makes up its environment.

• True

• False

3. 3. Two types of components of natural environment are:

• Scientific

• Biological

• Physical

• Natural

4. 4. Which of these is an example of physical component?

• plants

• air

• animals

• microorganisma

5. 5. Which of these is an example of biological environment?

• temperature

• light

• water

• all of these

7. 6. The three zones or spheres of the earth:

• Lithosphere

• Mesosphere

• Atmosphere

• Hydrosphere

7. 7. Sphere of rock

• lithosphere

• mesosphere

• atmosphere

• hydrosphere

8. 8. Sphere of water

• lithosphere

• mesosphere

• atmosphere

• hydrosphere

9. 9. Sphere of air

• lithosphere

• mesosphere

• atmosphere

• hydrosphere

10. 10. Sphere where life exists together:

• Hydrosphere

• Lithosphere

• Atmopshere

• Biosphere