Q. Chondrichthyes is characterized by ......... (Solved)
1. ventral mouth
2. placoid scale
3. ctenoid scale and ventral mouth
4. placoid scale and ventral mouth
5. Bufo
- d. placoid scale and ventral mouth
1. ventral mouth
2. placoid scale
3. ctenoid scale and ventral mouth
4. placoid scale and ventral mouth
5. Bufo