Botany
Phylogeny
Worksheet # 2
Name
Date
Period
1. Which four plant phyla contain Gymnosperms?
2. Give two examples of the phylum Coniferophyta.
3. What is a general description of a gymnosperm?
4. Describe a typical conifer sporophyte.
5. What kind of leaves do conifer sporophytes have?
6. What is the dominant generation of a conifer?
7. You are looking at a conifer, is it a sporophyte or a gametophyte plant?
8. What is the dominant generation of mosses?
9. What is the dominant generation of ferns?
10. What is the dominant generation of a gymnosperm?
11. Describe conifer gametophytes. From what do they develop?
12. What is the reproductive structure of conifers?
13. What kind of leaves do cycads have?
14. What is the first phylum of seed plants listed?
15. Describe the ginkgo sporophyte.
16. What shape of leaves do ginkgoes have?
17. Give an example of the phylum Ginkgophyta.
18. What is the dominant generation of ginkgoes?
19. Which gymnosperm phylum has some angiosperm characteristics?
20. Give an example of a gnetophyte plant.
21. What kind of seed do gnetophytes have?
22. What does gymnosperm mean?
23. To what phylum do angiosperms belong?
24. Define angiosperm.
25. Into what 2 classes are angiosperms divided?
26. Inside what reproductive structure do angiosperm seeds form?
27. Inside what structure do gymnosperm seeds develop?
28. You are looking at an angiosperm, is it a sporophyte or a gametophyte plant?
29. Define cotyledon.
30. How many cotyledons do dicots have?
31. How many cotyledons do monocots have?
32. Compare the flower part situation of monocots to that of dicots.
33. Compare the leaf venation pattern(s) of monocots to those of dicots.
34. Give an example of a monocot tree.
35. Compare the vascular bundle arrangement in the stems of monocots to those in dicots.
36. Tell whether the following are monocots or dicots:
a. Grasses
b. Roses
c. Maples
d. Palms
e. Irises
f. Lilies
g. Daisies
h. elms