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प्रश्न
Explain the differences.
External and internal respiration
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. |
संबंधित प्रश्न
Explain the functional correlation of the circulatory system with respiratory, digestive and excretory system.
What do you do when someone touches you and you feel uncomfortable?
Which organ controls thinking, speaking, and learning. Write its three important parts.
Arrange in Correct sequence
Stomach → Large intestine → Oesophagus → Pharynx → Mouth → Small Intestine → Rectum → Anus
The human body functions normally at a temperature of about _____
Match the following.
| Organ | Elimination | |
| Skin | a. | Urine |
| Lungs | b. | Sweat |
| Intestine | c. | Carbon dioxide |
| Kidneys | d. | Undigested food |
Assertion: In both the sexes gonads perform dual function.
Reason: Gonads are also called primary sex organs.
Higher Order Thinking Skill
Can you guess why there are sweat glands on the palm of our hands and the soles of our feet?
Which is the largest organ in the human body?
The voice box is called ______.
