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Questions and Answers
What is the main purpose of breathing for organisms?
What is the main purpose of breathing for organisms?
- To support metabolism by breaking down biomolecules (correct)
- To release oxygen
- To release carbon dioxide
- To generate energy for cellular activities
What is the difference between breathing and respiration?
What is the difference between breathing and respiration?
- Breathing is the exchange of gases while respiration is the mechanical process of oxygen intake.
- Breathing involves inhalation and exhalation while respiration is the release of carbon dioxide.
- Breathing is only done by plants while respiration is the process in animals.
- Breathing is a mechanical process of oxygen intake while respiration is the exchange of gases through inhalation and exhalation. (correct)
Which of the following organisms use their skin for breathing?
Which of the following organisms use their skin for breathing?
- Earthworms (correct)
- Humans
- Fish
- Birds
What type of gas exchange system do gills represent?
What type of gas exchange system do gills represent?
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Why do some organisms like frogs use their skin for respiration?
Why do some organisms like frogs use their skin for respiration?
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Why can't arthropods perform cutaneous respiration?
Why can't arthropods perform cutaneous respiration?
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What is the mechanism by which gills extract dissolved oxygen in water?
What is the mechanism by which gills extract dissolved oxygen in water?
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Which animals have air sacs that provide a large surface for gas exchange?
Which animals have air sacs that provide a large surface for gas exchange?
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What is the main function of the nasal cavity in the human respiratory system?
What is the main function of the nasal cavity in the human respiratory system?
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How does the surface area affect gas exchange efficiency in animals?
How does the surface area affect gas exchange efficiency in animals?
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