Reproduction

1234567891011121314151617
Across
  1. 2. Pistil female
  2. 5. One year old. How old are female green pine cones
  3. 6. what does the ovary contain
  4. 7. The process of transferring pollen from anthers
  5. 9. Include pines, firs, hemlocks, sources, junipers, larches, cedars, and cypress
  6. 10. covering what does ovule around embryo
  7. 11. Can pine tree can't swim
  8. 14. The pollen grains of pine trees have two little attached to them that help them float upward in currents of air
  9. 15. Angio Greek word for a vessel of container
  10. 16. When the pollen gets stuck on the end of an ovule
  11. 17. bearing is divided into two categories gymnosperms and angiosperms
Down
  1. 1. Greek for naked
  2. 3. of the gods. In mythology nectar was
  3. 4. Come. The reproductive structure of gymnosperm
  4. 6. Forest fires. What would cause pine seeds to delay in their growth
  5. 7. The bump that the sepals come out
  6. 8. Scale. Pollen grains that land on the female cones become trapped in sticky substances at the base of each
  7. 9. What are the seeds of angiosperm surrounded? Ovary
  8. 12. Flowering plants. Another name for anigosperm
  9. 13. protect the flower what is the job of the sepals
  10. 15. Nectaries where plants produces nectar