Across
- 3. After fertilization, the ___ develops into a seed.
- 4. The pollen sacs of a flower are produced in the ___.
- 7. A mature megaspore containing the ovule is the female ___ generation.
- 10. The most diverse and widespread group of seed plants today are the ___.
- 14. The most abundant and diverse group of the gymnosperms
- 15. The part of the flower that develops into the fruit
- 16. The ___ of a flower protect the bud before it opens.
Down
- 1. The seed is the structure that contains the next ___ generation in the lifecycle of a seed plant.
- 2. Female pine cones are also called ___ cones.
- 5. The part of a flower that is male
- 6. The female part of the flower where pollination occurs
- 8. Occurs when pollen grains land on the female cone or flower in seed plants
- 9. An innovation in the lifecycle of seed plants is the formation of ___, which become the separate male and female gametophytes.
- 11. The group of plants that produce "naked" seeds in a cone
- 12. Male gametophytes in the seed plants are called ___ grains.
- 13. This gymnosperm tree is the last surviving species of its kind