Exam 2 Review
Across
- 3. this type of bee is different from other bees because it lives socially
- 4. male part of the flower
- 5. plant with one cotyledon
- 9. plant hormone responsible for phototropism
- 10. the study of pollen
- 11. mechanism of evolution where humans select what traits are passed down is ___ selection
- 12. einkorn and emmer are types of ___
- 13. mechanism of evolution where organisms that are best adapted survive to reproduce is ___ selection
- 15. starchy nutrition found in a seed
- 17. number of fertilizations that occur within an angiosperm ovule
- 21. sugary floral reward for pollinators
- 22. number of layers in a pericarp
- 25. when mature grains naturally disperse from a grass plant
- 26. female part of the flower
- 29. type of wheat used to make pasta
- 30. chemical messenger
- 33. flowering plant
- 34. part of the stamen that makes pollen
- 35. plant crystals found in epidermal cells
- 37. flower that has sepals, petals, stamens, and carpels
- 38. agriculture evolved 10-12 ___ years ago
Down
- 1. legume crop native to Asia
- 2. union of egg and sperm
- 6. part of the flower a fruit develops from
- 7. type of fruit from multiple carpels from multiple flowers
- 8. embryonic seed leaf
- 11. type of fruit from multiple carpels on a single flower
- 14. ancestor to corn
- 16. fruit that opens at maturity
- 18. possible pollinator for a red flower with a long floral tube
- 19. develops from the ovule after fertilization
- 20. cell with three copies of every chromosome
- 23. major grass crop to be domesticated from central America
- 24. fertilization of the ___ nuclei makes the endosperm
- 25. top part of the carpel
- 27. one function of the root
- 28. transfer of pollen from anther to stigma
- 31. structure that contains a plant embryo and endosperm
- 32. the stalk of a stamen
- 36. type of root system in dicots