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motikmotik
3 years ago
9

The main organ of the respiratory system is the _____

Health
2 answers:
Furkat [3]3 years ago
7 0

Answer:

The answer is the lungs

Explanation:

OleMash [197]3 years ago
6 0

Lungs, I know that by heart!

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Please answer fast<br>short notes on 1. energy giving food and 2.body building food​
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Answer:

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2. Body building foods: These are mostly proteins. Such foods help us grow. They repair worn out tissues, muscles, and bones. Examples of such foods are milk, eggs, chicken, etc.

Explanation:

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Which of the following exercises develop and maintain muscular endurance?
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