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प्रश्न
Explain the differences.
External and internal respiration
अंतर स्पष्ट करें
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उत्तर
| External respiration | Internal respiration |
| 1. It occurs between the body and the external environment. | It occurs at the cellular level. |
| 2. It is a mechanical process. | It is a chemical process. |
| 3. It can be both - voluntary and involuntary action. | It is only an involuntary action. |
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क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
संबंधित प्रश्न
Complete the following table.
| Organ system | Organs | Functions |
| 1. Respiratory | ||
| 2. Circulatory system |
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