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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.
Related Questions: - In honey, the main constituent is
- When a large number of sessile flowers grows from a suppressed rachis
- How many of the above statements are correct about reproduction?
- The positive evidence of aquatic ancestory of bryophytes is indicated by
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Topics: Plant and Animal Kingdom
(295)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In honey, the main constituent is
- When a large number of sessile flowers grows from a suppressed rachis
- How many of the above statements are correct about reproduction?
- The positive evidence of aquatic ancestory of bryophytes is indicated by
- Female gametophyte of a heterosporous fern is
Topics: Plant and Animal Kingdom (295)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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