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Comparative anatomy of Integument or skin in Vertebrates Video Lecture | Zoology Optional Notes for UPSC
FAQs on Comparative anatomy of Integument or skin in Vertebrates Video Lecture - Zoology Optional Notes for UPSC
| 1. What are the main functions of the integument or skin in vertebrates? |  |
Ans. The main functions of the integument or skin in vertebrates include protection against physical, chemical, and biological damage, regulation of body temperature, sensation, and the synthesis of vitamin D.
| 2. How does the structure of the integument vary among different vertebrate species? | |
Ans. The structure of the integument varies among different vertebrate species based on factors such as habitat, lifestyle, and evolutionary history. For example, aquatic vertebrates may have a thicker epidermis to prevent water loss, while terrestrial vertebrates may have specialized structures like feathers or scales for protection.
| 3. What are some common adaptations of the integument in vertebrates for survival in their environments? | |
Ans. Some common adaptations of the integument in vertebrates for survival in their environments include camouflage, insulation, waterproofing, and the production of toxins for defense against predators.
| 4. How does the integument of reptiles differ from that of mammals and birds? | |
Ans. The integument of reptiles typically includes scales or scutes for protection and waterproofing, while mammals have hair or fur for insulation and sensory functions, and birds have feathers for flight, insulation, and coloration.
| 5. How does the integument of fish differ from that of other vertebrates? | |
Ans. The integument of fish is typically covered with scales made of keratin or bone-like material, which provide protection and reduce friction in water. Fish integument may also have specialized structures like mucous glands for lubrication and slime production.
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Oct 13, 2025
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