1.

Sharks and dogfishes differ from skates and rays byA. Gill slits are ventrally placedB. Head and trunk are widened considerablyC. Distinct demarcation between body and tailD. Their pectorals fins distinctly marked off from cylindrical bodies

Answer» Correct Answer - D
Shark and dogfishes have cylinder body while skates and rays have flattened body with winglike pectoral fins which are not distinct from body


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