AIG World of Plants Units 2-5

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Across
  1. 5. process that changes light, water, and carbon dioxide into sugar and oxygen
  2. 6. "baby" plant inside a seed
  3. 7. a condition in which the seed is inactive, or "asleep"
  4. 10. the edge of a leaf
  5. 11. plant that reproduces with cones and seeds
  6. 15. part of embryo which develops into the stem and leaves
  7. 17. green substance in chloroplasts that makes photosynthesis possible
  8. 18. substance that speeds up a chemical reaction
  9. 19. a food reserve tissue inside the seed. It surrounds the embryo and provides nutrition in the form of starch.
  10. 21. palm-like venation
  11. 22. plants with bendable stems. Tend to be small and soft.
  12. 24. arrangement of a leaf's veins
  13. 25. cells which open and close the stomata
  14. 27. tiny holes on the underside of a leaf
Down
  1. 1. when seeds begin to grow
  2. 2. tubes that transport food from leaves back down to the roots
  3. 3. "seed leaf"-- part of a seed that stores nutrients and becomes the first leaves of a seedling.
  4. 4. protective covering on outside of seed
  5. 8. trees that lose their leaves in winter
  6. 9. plant that reproduces with flowers, fruit, and seeds
  7. 12. trees that do not lose their leaves in the winter
  8. 13. seed with one cotyledon
  9. 14. tubes that transport water and nutrients from roots to the rest of the plant
  10. 16. plants that have hard stems and buds that survive above ground in winter
  11. 20. feather-like venation
  12. 23. part of the embryo which develops into the roots
  13. 26. seed with two cotyledons