Plant Science 1

3. The outer layer of cells which give protection
5. The dominant bud at the top of a stem
9. the process by which plants use sunlight, water, and carbon dioxide to create oxygen and sugar
11. A factor affecting the rate of transpiration
12. A stem that runs along the ground and can root at its nodes
13. The _____ mesophyll is where most photosynthesis takes place
14. The space between two nodes
16. An essential nutrient for photosynthesis
17. A pore in leaves which allow gases to exchange

1. A flower with male and female organs
2. the act of transferring pollen grains from the male anther of a flower to the female stigma
4. A plant nutrient to promote the formation of flowers and fruits within the plant
6. A pore in a stem through which gases can be exchanged
7. A plant produced by the sexual reproduction of different species or genera
8. An underground stem, often used to store food
10. A type of leaf resistant to drought
15. movement of water across a semi-permeable membrane from a high concentration to a low concentration