crossword
Across
- 2. Tiny pores present in the epidermis of leaf or stem through which gaseous exchange and transpiration occur.
- 4. simplest sugar
- 6. eat this to overcome anaemia
- 7. a region that contains a common opening for oesophagus and trachea
- 9. air sacs at the end of bronchioles
- 12. The process by which green plants prepare food .
- 13. flap that covers the trachea during swallowing so that food does not enter the lungs.
- 14. solid ball of food churned into a paste like mixture in the stomach
- 15. The process of taking in the food
Down
- 1. broken down by peptidase
- 3. a series of muscle contractions.
- 5. water conduction tissue of the plant
- 8. The process by which an organism takes food and utilizes it, is called nutrition.
- 10. voicebox
- 11. living tissue that carries food materials in plants