Sharks and dogfishes differ from skates and rays by

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Sharks and dogfishes differ from skates and rays by

Options

(a) Their pectoral fins distinctly marked off from cyclindrical bodies
(b) Gill slits are ventrally placed
(c) Head and trunk are widened considerably
(d) Distinct demarcation between body and tail

Correct Answer:

Their pectoral fins distinctly marked off from cyclindrical bodies

Explanation:

Sharks and dogfishes have cylindrical body while skates and rays have flattened body with winglike pectoral fins which are not distinct from body.

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Topics: Plant and Animal Kingdom (295)
Subject: Biology (4253)

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