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Class 11 Biology Practice Test: Breathing and Exchange of Gases - Respiration in Animals
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Class 11 Biology Practice Test: Breathing and Exchange of Gases - Respiration in Animals
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9 Questions

1. Aquatic arthropods and mollusks use which organ for respiration?
2. Carbon dioxide is harmful to the body.
3. The respiration mechanism of an organism mainly depends on which of the following?
4. Which vertebrates have the most well-developed respiratory system?
5. Which organism classification can breathe through moist skin?
6. Which of the following organisms undergo respiration through diffusion?
7. Tracheal tubes are present for which type of organisms?
8. Earthworms respire through organs called as ______
9. The process which involves the gaseous exchange between the organism and its environment is called as _______

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