207
Question
Scales in chondrichthyes are
Scales in chondrichthyes are
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Solution
The correct option is A placoid
Placoid scales are seen in chondrichthyes such as saw fish, great white shark, sting ray, etc.
Organisms of infra class teleosts have cycloid and ctenoid type of scales.
Ganoid scales are dimond-shaped scales found in lower order fishes such as the bichirs (Polypteridae), Bowfin (Amia calva)
Placoid scales are seen in chondrichthyes such as saw fish, great white shark, sting ray, etc.
Organisms of infra class teleosts have cycloid and ctenoid type of scales.
Ganoid scales are dimond-shaped scales found in lower order fishes such as the bichirs (Polypteridae), Bowfin (Amia calva)
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