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Class - Cyclostomata : 1. They bear 6-12 pairs of gill slits for respiration. 2. Cyclostomes have a circular mouth without jaws for sucking. Regarding 1 and 2:

( a ) Both are correct
( b ) 1 is incorrect but 2 is correct
( c ) Both are incorrect
( d ) 1 is correct but 2 is incorrect

1 Answer

(B) is the right answer.

Class – Cyclostomata : They have an elongated body bearing 6-15 pairs of gill slits for respiration. Cyclostomes have a sucking and circular mouth without jaws
answered Jan 3, 2014 by pady_1
 

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