Question

Answer all 4 questions.....​

Answer 1

1) Cutaneous Respiration

2) Skin

3) Carbon dioxide

4) Alveoli

Hope my all answers are correct.....

Answer 2

Answer:

1. cutaneous respiration or cutaneous gas exchange.

2. Earthworm do not have specialized respiration organ like we d. Instead, they take in oxygen and expel CO2 directly through their skin. Oxygen diffuse through the earthworm body surface and diffuse inward to the network of capllires lying just under the body surface.

3. When carbon dioxide react with lime water Ca(OH)2, it forms calcium carbonate CaCO3 which turns lime water milky.

4. Alveoli