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Ecology Webquest
Name:
BIOLOGY – Unit 8 – Ecology
Date:
Hr:
Directions: Follow through the site guide sheet, responding to the items below as directed, using complete
sentences.
A. Populations - Go to http://bit.ly/1lPsWns
1. What is population?
2. Two things that increase a population
3. Two things that decrease a population
4. In your own words, what is a limiting factor?
B. Community - Go to http://bit.ly/1oRGCmH
5. What is a community?
6. What is the meaning of the term “resilient”? (may need to look this up elsewhere)
7. What causes communities to be resilient?
C. Ecosystems- Go to http://bit.ly/1m3TgMb
8. What is an ecosystem?
9. What do ecosystems include?
10. What happens if one part of an ecosystem in damaged or destroyed?
D. Biodiversity- Go to http://bit.ly/1jUp41q
11. What is biodiversity?
12. Why is it important?
E. Food Chains
13. Using your own research, use the following organisms to create a food chain in the space
provided below (remember the arrow  goes with the passing of energy!):
Snake, Frog, Caterpillar, Owl, Flower
14. A person is called a _____________________________________ because they eat meat &
vegetables.
15. ________________________ are animals that only eat meat.
16. ________________________ are animals that only eat plants.
F. Food Webs - Go to http://bit.ly/1sTWjr6 and choose one of the three food webs. Put the
food web together! What food web did you choose? __________________________________
17. Name a consumer in your food web _______________________________
18. Name a producer in your food web ________________________________
19. Name a decomposer(if there is one) in your food web ______________________________
G. Energy in an Ecosystem – Go to: http://bit.ly/1gkDyNh
20. Use 25-30 words to summarize what you read: ( ___ words used)
H. Carbon cycle - Go to http://bit.ly/1np4B9a
21. Plants pull carbon (in the form of carbon dioxide) from the atmosphere to make food,
through a process called ____________________.
22. Through food chains animals get ____________ from the plants and other animals they eat.
23. When plants and animals die and ____________, carbon goes back into the ground.
24. Some carbon is buried deep in the ground and forms ________________________.
25. When humans burn fossil fuels, ________________ is released back into the atmosphere.
26. When humans and animals exhale, they release carbon back into the air by a process called
______________________________.
27. Diagram the carbon cycle:
I. Nitrogen Cycle- Go to http://bit.ly/TtLrpT
28. Diagram the nitrogen cycle:
29.
27. What are 2 ways nitrogen becomes useable to plants, humans and animals?
28. How do herbivores obtain the nitrogen they need?
29. How is nitrogen returned to the atmosphere?
30. What are two ways humans impact the nitrogen cycle:
J. Water Cycle- Go to Go to http://bit.ly/1koxcfo
31. Diagram the water cycle:
K. Biomes Around the World - Go to http://bit.ly/1m3USFD
32. What are the 6 Biomes of the World?
33. What are the Freshwater Ecosystems?
34. What are the Marine Ecosystems?