Which among the following is incorrect about Osteichthyes?
A. Swim bladder helps them retain buoyancy
B. Many of them are edible
C. Gills are separate without operculum
D. Skin covered with cycloid/ ctenoid scales
Answer:C
Which among the following is incorrect about Osteichthyes?
A. Swim bladder helps them retain buoyancy B. Many of them are edible C. Gills are separate without operculum D. Skin covered with cycloid/ ctenoid scales