Theory
Practice Questions
| 1. |
Ecology and decomposers
Difficulty: easy |
2
|
| 2. |
Decomposers
Difficulty: easy |
1
|
| 3. |
Large dams
Difficulty: easy |
1
|
| 4. |
Trophic level
Difficulty: medium |
3
|
| 5. |
Biodegradable and non-biodegradable wastes
Difficulty: medium |
3
|
| 6. |
Pesticides
Difficulty: medium |
2
|
| 7. |
Types of wastes
Difficulty: hard |
5
|
| 8. |
Harmful effects on enviroment
Difficulty: hard |
5
|
| 9. |
Biological magnification
Difficulty: hard |
5
|