Theory

Practice Questions

1. Why only Earth?

Difficulty: easy

1
2. Earth in the Cosmos

Difficulty: easy

2
3. Earth a unique planet

Difficulty: easy

3
4. ISRO and False images

Difficulty: medium

4
5. Layers of the Earth

Difficulty: medium

4
6. Earth’s habitability factors

Difficulty: medium

2
7. The solar system

Difficulty: medium

3
8. Inner and outer planets

Difficulty: hard

1
9. Venus the hottest planet

Difficulty: hard

2
10. Greenhouse effect

Difficulty: easy

3

Teacher manual