Tuesday, April 23, 2013

Energy Flows Through Ecosystem

1. How Does light and Nutrients affect productivity in the ocean?
- Producers use solar energy to produce organic plant materials through photosynthesis.

2. What factors affect the Ability of an ecosystem to support multiple trophic levels.
- Amount of energy ecosystem, energy loss between trophic levels, predators.

3. Describe the process bioaccumulation, and describe the DDT Example.
- Consequences of the loss of energy between trophic levels
- DDY caused eagles an other raptors to lay thin shells eggs. that would break in their nests.

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