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