Across
- 2. The green pigment in plants that captures light energy.
- 8. A chemical that controls growth and development in plants.
- 10. Growth of a plant in response to gravity.
- 12. The transfer of pollen from anther to stigma.
- 13. A plant hormone that promotes stem elongation.
- 14. The plant structure that contains the embryo.
- 15. The part of a plant that supports leaves and transports nutrients.
- 18. A substance added to soil to provide nutrients.
- 19. The loss of water vapor from plant leaves.
- 20. The tissue that transports food in plants.
Down
- 1. The growth response of a plant to a stimulus.
- 3. Substances needed by plants for growth.
- 4. The tissue that transports water in plants.
- 5. The part of a plant that absorbs water and minerals.
- 6. The plant organs where photosynthesis mainly occurs.
- 7. The process by which plants make food using sunlight.
- 9. Growth of a plant towards light.
- 11. An animal that helps transfer pollen between flowers.
- 16. The process by which a seed begins to grow.
- 17. Small openings on leaves for gas exchange.