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- #National Eligibility Cum Entrance Test
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Chondrichthyes is characterised by
Option: 1
Placoid scale
Option: 2
ventral mouth
Option: 3
Ctenoid scale and ventral mouth
Option: 4
Placoid scale and ventral mouth
Answers (1)
As we have learned
Body of chondrichthyes -
Body is stream lined, having cartilagineous endoskeleton. Gill slits are separated and without operculum.
- wherein
Skin containing placoid scales and are with persistent notochord.
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