Describe several types of symbiotic relationships

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1. Describe several types of symbiotic relationships. Give an example of a symbiotic relationship that benefits both species.

2. What is coevolution? Give an example, either in a predatory relation- ship or a symbiotic relationship.

3. Competition for a limited quantity of resources occurs in all ecosys- tems. This competition can be interspecific or intraspecific. Explain some of the ways an organism might deal with these different types of competition

4. Explain the idea of K-selected and r-selected species. Give an example of each.

5. Describe the process of succession that occurs after a forest fire destroys an existing biological community. Why may periodic fire be beneficial to a community?

6. Explain the idea of K-selected and r-selected species. Give an example of each.

7. Describe the process of succession that occurs after a forest fire destroys an existing biological community.
Why may periodic fire be beneficial to a community?

8. Which world ecosystems are most productive in terms of biomass (see fig. 3.28)? Which are least productive? What units are used in this figure to quantify biomass accumulation?

9. What do ecologists mean by the term resilience? In what ways might diversity contribute to resilience in an ecosystem?

Reference no: EM133421960

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