Thursday, April 25, 2013

Energy Flows Through Ecosystems


1.) a. Examples of Primary Producers are, and b. how do they get their Energy?
 - Producers: use solar energy to produce organic plant material through photosynthesis.

2.) a. the second trophic level is made up of water creatures and b. from where do they get their energy?
 - Herbivores: They eat only plants.

3.) why do predators make up the third trophic level?
 - It's because they feed at several trophic levels , like for example bears eat berries, honey, salmon, etc.


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