Question

why accessory respiratory organs are not found in all type of fishes?​

Answer 1

Answer:Several types of accessory respiratory organs have been evolved in different species of fishes.

These accessory respiratory organs of fishes are as follows:

Skin or Integument:

Bucco-Pharyngeal Epithelium:

Gut Epithelium:

Outgrowths of Pelvic Fins:

Pharyngeal Diverticula:

Explanation:

Answer 2

Answer:

HOPE IT HELPS MARK ME AS BRAINLIEST

Explanation:

In both the group of fishes, the pharynx gives a pair of saclike diverticula for gaseous exchange. In Channa, the accessory respiratory organs are relatively simpler and consist of a pair of air-chambers . The air-chambers are simple sac-like structures and do not contain any structure.

FOLLOW MEEEEE