Monday, March 19, 2007

science lesson 23 first three questions

1. a. ecology-the study of environments and living organisms.
1. b. group of living things that work together as a unit. It includes plants, animals, microorganisms and the environment. An example of an ecosystem could be a pond or a forest.

3. my habitat is wet rainy land. but i live in a desert. too bad for me.

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