Science 7 - Lesson 3.2

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Across
  1. 3. process of breaking down food particles into usable energy
  2. 7. female reproductive structure of a flower
  3. 8. structure that contains the egg cell of a seed plant
  4. 10. small openings on the underside of leaves that let in carbon dioxide and let out water
  5. 12. transfer of pollen grains from anthers to stigma
  6. 15. male reproductive structure of the flower
  7. 17. tip of the pistil
  8. 20. leaflike structure that covers and protects the immature flower
  9. 21. growth of a plant in response to light
  10. 24. another word for solar tracking
  11. 25. what a seed needs for germination in addition to water and the right temperature
  12. 27. vascular plant that bears cones with seeds that are not enclosed
  13. 28. reproductive structure of a gymnosperm
Down
  1. 1. responses to the time of day in a cycle
  2. 2. movement of materials throughout a plant
  3. 4. action that allows water to move against the force of gravity
  4. 5. green pigment in plants that captures light energy
  5. 6. change in the growth of a plant in response to a stimulus
  6. 9. asexual means of reproduction that puts a portion of one plant into another plant
  7. 11. vascular plant that produces seeds in flowers
  8. 13. growth of a plant in response to contact with solid objects
  9. 14. response of a plant to changes in the amount of light and darkness in a 24-hour cycle
  10. 16. type of movement that is rapid and not related to the direction of the stimulus
  11. 18. loss of water vapor by plants through stomata
  12. 19. rounded base of a pistil
  13. 22. process by which plants use light energy to make food
  14. 23. sugar made as a result of photosynthesis
  15. 26. organism in its earlies stages of development