The alveoli are lined with mucus and are surrounded by a network of blood capillaries. They have very thin walls for gases to be absorbed through. An individual air sac is called an alveolus. The layer of moisture in the alveoli allows gases to dissolve so that they can diffuse quickly.
You need carbon dioxide and oxygen because you need oxygen to breath and plants depend on carbon dioxide without it we would have plants and without plants we wouldn’t have food.
Answer:
Similarity: Both jowar and moong are annual plants.
copied from google
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