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Respiratory system in Fishes (Scoliodon) Video Lecture | Zoology Optional Notes for UPSC
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FAQs on Respiratory system in Fishes (Scoliodon) Video Lecture - Zoology Optional Notes for UPSC
| 1. How do fishes (Scoliodon) breathe underwater? |  |
Ans. Fishes like Scoliodon breathe underwater through their gills. These gills are highly specialized structures that extract oxygen from the water as it passes over them.
| 2. What is the role of the respiratory system in fishes like Scoliodon? | |
Ans. The respiratory system in fishes like Scoliodon is responsible for obtaining oxygen from the water and removing carbon dioxide from their bodies. This process allows them to breathe and carry out essential functions.
| 3. How do the gills of Scoliodon facilitate gas exchange? | |
Ans. The gills of Scoliodon have a large surface area with thin membranes that are rich in blood vessels. This allows for efficient diffusion of oxygen from the water into the bloodstream and the release of carbon dioxide from the bloodstream into the water.
| 4. Why is the respiratory system of fishes like Scoliodon different from that of mammals? | |
Ans. The respiratory system of fishes like Scoliodon is adapted to extracting oxygen from water, while mammals have lungs that are adapted to extracting oxygen from the air. This difference is due to the different environments in which fishes and mammals live.
| 5. How does the respiratory system of Scoliodon help them survive in their aquatic habitat? | |
Ans. The respiratory system of Scoliodon allows them to extract oxygen from the water, which is essential for their survival in their aquatic habitat. Without this specialized system, they would not be able to respire efficiently and would not be able to survive underwater.
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Jan 06, 2025
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