Download Plant Webquest

Name:_________________________________________
Plant Evolution Webquest
Link 1: Go to: http://www2.humboldt.edu/natmus/plants/index.html
Click on the TIMELINE across the top of the page
1. How long ago was the primary evidence of photosynthesis?___________________________________
2. Estimate: When did confiers appear on the Earth?___________________________________________
3. Estimate: When did flowering plants appear on Earth?_______________________________________
Return to the main page, click on WHAT MAKES A PLANT A PLANT
4. List four characteristics that make a plant a plant.
5. What is the formula for photosynthesis?
6. What does the cell wall do for the plant?
7. What is the purpose of the cuticle?
Click on THE MAKING OF A SEED: CONE OR FLOWER and then Click on GYNMOSPERM (click again to enlarge)
8. What is a vascular plant?
9. What is the most common way that gymnosperms are pollinated?
10. Fill in the Venn Diagram below
Go back to the main page, Click on CLADOGRAM OF PLANT EVOLUTION
11. Fill-in numbers 1-11 the cladogram below:
Link 2: http://www.biology4kids.com/files/plants_xylemphloem.html
1. What does it mean when a botanist describes a plant as being a “vascular plant”?
2. What is xylem? What is its role in the plant?
3. What is phloem? What is its role in the plant?
Link 3: Go to: http://www.nhptv.org/natureworks/nwep14c.htm
4. What anchoring structure do mosses have instead of roots?
5. Why are mosses usually restricted to moist habitats?
6. What is the first generation produced in mosses? Describe it.
7. What is the second generation produced in mosses? Describe it.
8. How are liverworts and mosses similar?
9. Where are hornworts found?
Link 4: http://www.nhptv.org/natureworks/nwep14ferns.htm
10. Where do ferns grow best?
11. What are fern leaves called?
12. What are the horizontal stems of ferns called?
13. Describe fern reproduction.
Link 5: http://www.nhptv.org/natureworks/nwep14e.htm
14. Spruce cedar, and pine tree are all examples of __________________________________________.
15. How does the cone shape help protect the branches from snow?
16. What other feature helps coniferous trees survive in snow?
17. How many species of cycads are alive today?
18. What species of tree do cycads most resemble?
19. How are ginkgophytes different from most gymnosperms?
Link 6: http://www.nhptv.org/natureworks/nwep14f.htm
20. How are angiosperms different from gymnosperms?
21. What is the name of the male sex organs?
22. Where is the pollen made?
23. What is the name of the female sex organs?
24. Using the parts of the plant, describe how pollen fertilizes the ovary?
25. Describe dichot angiosperms.
26. Describe monocot angiosperms. Give 3 examples.