Question

1. are called the power house of cells. 2. gas turns lime water milky. 1. Choose the correct answer and write in brackets. D) Water vapour D) Respiration 3. The gas absorbed by the blood during respiration. A) Carbon dioxide B) Nitrogen C) Oxygen 4. The process involving exchange of gases is A) Circulation B) Digestion C) Excretion Watch the following. Set - A Set - B 1. Tracheae (b) a) Leaves 2. Leniticels (d) b) Insects 3. Skin (f) c) Birds 4. Gills (e) d) Stem Lungs e​

Answer 1

Answer:

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