5.2 - All About Plants Key Terms Crossword

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Across
  1. 3. Designating a flower that has a pistil or pistils but lacks stamens; an imperfect flower.
  2. 5. Percentage of seeds that sprout and begin to grow.
  3. 9. The organ of a flower which bears the polle
  4. 11. saclike part of the stamen on seed-producing plants that develops and contains the pollen.
  5. 12. Small, green, leaf-life structure found at the base of a flower.
  6. 13. A chemical process that takes place in living cells.
  7. 15. The body that, after fertilization, becomes the seed; the egg-containing unit of the ovary.
  8. 16. Collectively, all of the petals of the flower.
  9. 17. A substance present in all green plants.
  10. 18. A division of a flower inside the calyx; a unit of the corolla, consisting of petioles.
  11. 19. The female element of a flower; composed of stigma, style, and ovary.
  12. 21. The part of the stamen of a flower that is below the anther and supports it.
  13. 22. A flower that lacks one or more of the four organs: sepals, petals, stamens, or pistils.
  14. 25. A flattened outgrowth from a plant stem, varying in size and shape.
  15. 27. The portion of the pistil or carpel of a flower that contains one or more ovules.
  16. 28. In the pistil of a flower, the part between the ovary and the stigma.
  17. 29. The lower portion of a plant.
  18. 31. Flower that lack either stamens or pistils.
  19. 35. Designating a flower that has stamens but no pistil and hence is imperfect.
  20. 36. The receptive surface of the female organ of a flower that receives the pollen.
  21. 37. The transfer of the pollen from the anther to the stigma of a flower.
  22. 38. Substance necessary for the functioning of an organism.
Down
  1. 1. Union of an egg and sperm to produce a seed or fertilized egg.
  2. 2. Minute objects within plant cells that contain the green pigment, chlorophyll.
  3. 4. The embryo of a plant; also kernel of corn, wheat, etc.
  4. 6. Process by which green plants, using chlorophyll and the energy of sunlight.
  5. 7. Any organism in its earliest stages of development.
  6. 8. Sprouting of a seed, and beginning of plant growth.
  7. 10. Any herbaceous plant whose fruit, seeds, roots, tubers, bulbs, stems, leaves, or flower parts.
  8. 14. The male element that carries the spores in the fertilization of the egg nucleus in the ovule of a flower.
  9. 20. Tube formed following the germination of a pollen grain, when the grain resides on the stigma.
  10. 21. Mature ovary, seed.
  11. 23. A flower containing sepals, petals, stamens, and at least one pistil.
  12. 24. A flower with both stamens and a pistil or pistils.
  13. 26. The reproductive structure of a seed-bearing plant.
  14. 30. Group of sepals on a flower.
  15. 32. The uniting of pollen and ovule cells.
  16. 33. The making of a new plant or animal.
  17. 34. Stalk, trunk, branch of a plant. Can be vertical or horizontal.