Download Parasitism

Name ___________________ Period _______
Chapter 4-6 Study sheet
Define:
1. abiotic
2. biotic
3. niche
4. habitat
5. competition
6. predation
7. mutualism
8. symbiosis
9. commensalism
10. parasitism
11. ecological succession
12. primary succession
13. secondary succession
14. biome
15. biodiversity
16. Name the 10 biomes. Describe some things about each.
17. What 4 things determine an aquatic ecosystem?
a.
b.
c.
d.
18. What is the climate of the Taiga biome?
19.The northwestern coniferous forest is also called what?
20. Why are mountain ranges, polar ice caps & oceans not considered
“true” biomes?
21.Fill in the chart below.
Interaction
Effect on
Species #1
Effect on
Species #2
Example
Parasitism
Tick birds eating the
bugs off of oxen.
+
0
22. Determine whether the following things are abiotic (AB) or biotic (B).
a. Brad Pitt
g. Galveston Island
b. a Dogwood tree
h. sunshine
c. rain
i. a mustang
d. a watermelon
j. the Nile River
e. Lassie
k. a hurricane
f. the Rocky Mountains
l. cactus
23. What are 3 factors that limit population growth?
a.
b.
c.
24. Where might primary succession occur?
25. Name 4 threats to biodiversity.
a.
b.
c.
d.
26. What is an introduced species? Give an example.
27. What is an invasive species? Give an example.
28. Circle True or False. Two species can occupy the same niche at the
same time.
29. What is the most important influence on ecosystems?
30. What is biomagnification?