Across
- 3. the bottom swollen part of the carpel
- 5. the nutritive tissue in a non-endospermic seed
- 6. a ripened ovary
- 8. the fusion of sperm with an egg
- 9. the male gamete
- 11. the reproductive organ of a plant
- 14. _____ are a class of biological molecules taht play an important role in seed germination
- 15. the outer covering of a seed
Down
- 1. the transfer of pollen from anther to stigma
- 2. a type of cell division giving rise to genetically identical cells
- 4. the sac like structures which contain the pollen grains
- 7. part of the embryo which develops into the shoot
- 10. production of seedless fruits is an example of _____ reproduction
- 12. seeds of dandelion are dispersed by _______
- 13. a fertilized ovule