A) Lampreys and eels
B) Mackerals and rbhu
C) Lampreys and hag fishes
D) Guppies and hag fishes
Correct Answer: C
Solution :
[c] Lampreys and Myxine (hag fish) belong to the classCyclostomata group-Agnatha of Vertebrata. Agnatha have mouth without jaws. |
In these mouth is ventral suctorial and circular. |
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