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Questions and Answers
How does cutaneous respiration primarily occur?
How does cutaneous respiration primarily occur?
- Because of the diffusion of O₂ through spiracles
- By the presence of air tubes called tracheae
- Due to the involvement of blood or haemolymph
- Through the skin being thin, moist, and highly vascular (correct)
What keeps the skin moist in cutaneous respiration?
What keeps the skin moist in cutaneous respiration?
- Presence of haemolymph
- Diffusion through spiracles
- Mucous secreted from epidermal glands (correct)
- Tracheal system in cockroach
Which organism listed primarily relies on tracheal respiration for its respiratory needs?
Which organism listed primarily relies on tracheal respiration for its respiratory needs?
- Human
- Cockroach (correct)
- Leech
- Earthworm
What is the main difference between cutaneous and tracheal respiration?
What is the main difference between cutaneous and tracheal respiration?
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