Theory

1. Mindmap

Practice Questions

1. Harms to environment

Difficulty: easy

1
2. Levels of ecology

Difficulty: easy

2
3. Pond experiment

Difficulty: easy

3
4. Producers and types of consumers

Difficulty: medium

5
5. The Sundarbans

Difficulty: medium

3
6. Importance of each levels

Difficulty: medium

1
7. Trophic levels

Difficulty: medium

6
8. Disadvantages of food webs

Difficulty: hard

1
9. Interaction of Predator–Prey

Difficulty: hard

1
10. Biotic factors

Difficulty: hard

5

Teacher manual