Chapter Name : Breathing And Exchange Of Gases |
Sub Topic Code : 103_11_17_01_01 |
Topic Name : Respiratory Organs |
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Sub Topic Name : Human Respiratory System |
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Human respiratory system is important for breathing in oxygen and breathing out carbon di oxide.
oxygen
We feel uneasy when we are in a suffocated place due to less oxygen.
How do we breathe?
| Key Words | Definitions (pref. in our own words) |
|---|---|
| oxygen | Oxygen is a chemical element with symbol O and atomic number 8. |
| Gadgets | How it can be used |
|---|
Helps in respiration.
Check your garden when plants produce oxygen.
| Examples | Explainations |
|---|---|
| Nose | Part of respiratory system. |
Human respiratory system is important for breathing in oxygen and breathing out carbon di oxide.
Human respiratory system is important for breathing in oxygen and breathing out carbon di oxide.