Across
- 6. the vascular tissue in plants that conducts water and dissolved nutrients upward from the root and also helps to form the woody element in the stem.
- 7. the basic unit of life in organisms of the kingdom Plantae.
- 8. the vascular tissue in plants that conducts sugars
- 9. A green pigment in all plants
- 11. a substance that undergoes change during a reaction
- 12. each of a pair of curved cells that surround a stoma, becoming larger or smaller according to the pressure within the cells.
- 13. a plastid that contains chlorophyll
- 14. any of the minute pores in the epidermis of the leaf or stem of a plant
- 15. important asset to the air
Down
- 1. the segment of the electromagnetic spectrum that the human eye can view.
- 2. the process by which green plants and some other organisms use sunlight to synthesize foods
- 3. autotrophic plants because they are reported to contain a green-coloured photosynthetic pigment called chlorophyll, which is found in the chloroplast of plants
- 4. odorless, clear liquid that make up lakes
- 5. the action of breathing
- 7. an article that is refined for sale
- 10. important energy source in many organisms
- 14. Big ball of fire in outer space