A) gills
B) book lungs
C) ctenidia
D) trachea
Correct Answer: A
Solution :
Crustaceae is a class of phylum Arthropoda characterized by following: (a) head with two pairs of antennae, a pair of mandible, and two pair of maxillae (b) respiration by gills (c) containing biramous appendagesYou need to login to perform this action.
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