NEET Biology question

Which statement is incorrect for animals belonging to class of Chondrichthyes?

(A)Presence of placoid scales
(B)Absence of air bladder
(C)Presence of cartilaginous endoskeleton
(D)Notochord is persistent only at larval stage, after that it disappearsCorrect

Answer: (D)

Solution

In Chondrichthyes, the notochord persists into adult life alongside the cartilaginous vertebral elements rather than disappearing after a larval stage, making this statement incorrect. Placoid scales, absence

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-106549