Reproduction year seven homework

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Across
  1. 2. The pollen grain lands on a different flower to the one it originated from.
  2. 4. an insect or other agent that conveys pollen to a plant and so allows fertilization
  3. 7. the action or process of distributing or spreading things or people over a wide area.
  4. 8. produce millions of sperm
  5. 10. One of a pair of female glands in which the eggs form and the female hormones estrogen and progesterone are made.
  6. 11. The sperm from a male meets an ovum from a female and forms a zygote
  7. 14. There are two main forms: sexual and asexual
  8. 15. the unit of reproduction of a flowering plant, capable of developing into another such plant
Down
  1. 1. This hormone plays an important role in female traits, such as breast development
  2. 3. The pollen grain lands on the same flower it originated from.
  3. 5. collectively called the calyx
  4. 6. The time of life when a child experiences physical and hormonal changes that mark a transition into adulthood.
  5. 9. comparative more sexual, superlative most
  6. 12. the part of a plant embryo that develops into the primary root
  7. 13. compound with the chemical formula H2O