Across
- 3. divided and developed cells of life
- 5. how to see plants grow
- 7. cone-bearing plants, mainly conifers
- 9. responsible for growth of roots and stems
- 10. the starting cell of life
- 11. reproductive structure of the sperm
- 12. chemical that controls the ripening of fruit
- 14. what the male cones make
Down
- 1. most familiar type of plant
- 2. when a plant reacts to its environment
- 4. each grain of pollen has 2
- 6. what chickens lay
- 8. female reproductive cone
- 13. scales contain 2