Plant Reproduction and Processes Crossword

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Across
  1. 2. Forms from tissue in a male reproductive structure of a seed plant
  2. 4. The male reproductive organ of a flower
  3. 7. Substances that act as chemical messengers within plants
  4. 13. At the base of the style;contains one or more ovules
  5. 14. The female reproductive organ of a flower
  6. 15. What the female reproductive structure of a seed plant where the haploid egg develops is called
  7. 16. A series of chemical reactions that convert light energy, water, and carbon dioxide into the food-energy molecule glucose and give off oxygen
  8. 19. Any changes in an organism's environment that cause a response
  9. 22. A class of plant hormones that promote cell division in plant roots and shoots.
  10. 23. A green pigment,present in all green plants responsible for the absorption of light to provide energy for photosynthesis
  11. 24. The natural coloring matter of animal or plant tissue.
  12. 25. The surroundings or conditions in which a person, animal, or plant lives or operates.
  13. 27. A response that results in plant growth toward or away from a stimulus
  14. 28. Haploid or diploid stages in the life cycle of a plant
Down
  1. 1. Occurs when the life cycle of an organism alternates between diploid and haploid generations
  2. 2. A plant's response to the number of hours of darkness in its environment
  3. 3. the source of energy for use and storage at the cellular level.
  4. 5. An immature diploid plant that develops from the zygote
  5. 6. A plant's response to gravity
  6. 7. The vascular tissue in plants that conducts sugars and other metabolic products downward from the leaves
  7. 8. One of the first plant hormones discovered
  8. 9. a type of cell division that results in two daughter cells each having the same number and kind of chromosomes as the parent nucleus
  9. 10. Occurs when pollen grains land on a female reproductive structure of a plant that is the same species as the pollen grains
  10. 11. A simple sugar which is an important energy source in living organisms and is a component of many carbohydrates.
  11. 12. What the ovary and other parts of the flower will develop into that contains one or more seed
  12. 17. What an embryo, its food supply, and a protective covering makeup
  13. 18. A series of chemical reactions that convert the energy in food molecules into a usable form of energy called ATP
  14. 20. The vascular tissue in plants that conducts water and dissolved nutrients upward from the root
  15. 21. A plant's response to touch
  16. 26. What the daughter cells produced from haploid structures are called