1.

The classification table given below shows how different organisms breathe. Which of these organisms are correctly represented by X, Y and Z?                                

A. X Y Z Tadpole Whale Earthworm                
B. X Y Z Fish Crocodile Cockroach                
C. X Y Z Frog Shark Toad                
D. X Y Z Prawn Grasshopper Cockroach
Answer» B. X Y Z Fish Crocodile Cockroach                


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