Across
- 2. Lungs are protected by
- 6. Flap like Valve
- 8. Photosynthesis take place in
- 9. Mangrove tree have______ roots.
- 11. Earth worm show this Respiration
- 12. Absence or low amount of oxygen
Down
- 1. Gaseous Exchange (Stem)
- 3. Exchange of gasses take place in Leaves
- 4. Flexible flattened Muscle Called
- 5. Power house of the cell
- 7. Carbon dioxide is Know as_____ air
- 10. Energy Currency