Plant Reproduction and Tropisms

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Across
  1. 2. The part of a flower that produces pollen.
  2. 3. The ways plants grow in response to stimuli (like light, gravity, touch, or temperature).
  3. 5. The process of pollen joining with an egg to form a seed.
  4. 7. The process by which plants make new plants.
  5. 8. (Sperm) The powdery substance that contains the male reproductive cells of a plant.
  6. 11. Growth in response to light.
  7. 13. The part of a flower that contains the ovules (eggs).
  8. 14. Things in the environment that cause a response in plants or animals.
  9. 15. The outer parts of a flower that protect the bud before it opens.
  10. 16. (Eggs) The part of the flower that, when fertilized by pollen, develops into seeds.
Down
  1. 1. Growth in response to gravity.
  2. 3. Growth in response to touch.
  3. 4. The male part of a flower, including the anther and filament.
  4. 6. Growth in response to temperature.
  5. 9. The colorful parts of a flower that attract pollinators.
  6. 10. The female part of a flower, including the ovary, style, and stigma.
  7. 12. The transfer of pollen from the anther to the stigma of a flower.