Across
- 4. Energy Currency
- 8. Power house of cell
- 9. Flap like valve
- 10. Amphibian Respiration is know as
Down
- 1. Gaseous exchange (Stem)
- 2. when Absence of low amount of oxygen (type of Respiration)
- 3. Vocal cord
- 5. One of the acid produced in anerobic respiration
- 6. Respiratory organs in Aquatic animals
- 7. A flexible flatted muscle