Plants

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Across
  1. 2. a sweet and sugary thing that insects/birds feed on
  2. 4. needed so the plants can make proteins, also needed to make Chlorophyll
  3. 7. also known as sugar
  4. 12. the receptive tip of a carpel, the part of the pistil where the pollen germinates
  5. 13. the movement of energy from one place to another
  6. 16. a different kind of carbohydrate, is made of thousands of glucose molecules linked together
  7. 17. most colorful part of the flower
  8. 18. needed by plants for support, cooling, transport, and photosynthesis
  9. 19. the way that plants make food
  10. 20. helps to avoid competitions with the parent plant
  11. 24. the tough outer coat of the seed
  12. 25. are brightly colored to attract insects and birds, they are the reproductive organs of plants
Down
  1. 1. a group of chemicals which sugar belong to
  2. 3. the nucleus of a male gamete and the nucleus of a female gamete join together
  3. 5. while the ovule changes into a seed, the ovary is also changing into a........
  4. 6. produced by anthers, contains the male gametes of the flower
  5. 8. contains female gametes and are inside the ovaries
  6. 9. a tiny hole where pollen tube grow into the ovule
  7. 10. contain mineral salts
  8. 11. a new cell formed after fertilisation
  9. 14. produce pollens
  10. 15. substances plants normally get from soil
  11. 19. transfer of pollen from another to a stigma
  12. 21. when the ovule begins to change it gradually grows into a........
  13. 22. produced when the zygote starts to divide
  14. 23. is also needed for making chlorophyll, a shortage of this makes plant leaves grow yellow