Theory
| 1. | Mindmap |
Practice Questions
| 1. |
Presence of starch
Difficulty: easy |
1
|
| 2. |
Oral hygiene
Difficulty: easy |
1
|
| 3. |
Respiration in animals
Difficulty: easy |
1
|
| 4. |
Breathing exercises and their benefits
Difficulty: easy |
2
|
| 5. |
Lime water experiment
Difficulty: medium |
2
|
| 6. |
Structures of the human respiratory system
Difficulty: medium |
2
|
| 7. |
Digestive system of ruminants and digestion of cellulose
Difficulty: medium |
3
|
| 8. |
Breathing rate
Difficulty: hard |
4
|
| 9. |
Healthy food habits
Difficulty: hard |
4
|
| 10. |
Air quality and its effects
Difficulty: hard |
5
|