6 (b )Cartliginious fish
sharks, rays, and skates
Give one example of (a) cartilaginous fish; (b) bony fish.
Identify the following fishes:
(a) Fish with 5 to 7 pairs of gills ; (b) Fish with air bladder.
Give the scientific name of the following:
(a) Mosquito fish; (b) Flying fish.
6(a) Jaw less fish two examples