A) one forms the food for the other
B) they compete with each other in their growth
C) the excreta of the forms the food for the other
D) competition for food amongst them is remote
Correct Answer: D
Solution :
Catla, Labeo and Cirrhina are surface feeder, column feeder and bottom feeder respectively. These are used for compsite fish farming as there is no competition for food amongst them.
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