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Science: Crossword Puzzle Week #3 Life Science

Across
To do things that have an effect on one another
An organism that eats or uses food
An organism that breaks down other organisms when they die
Large areas that share similar wildlife and climate, usually much larger than ecosystems
Down
A community of organisms interacting with their environment
The abbreviation for "chlorofluorocarbon" one of a group of chemicals harmful to the ozone layer
An organism that creates food
The last name of the scientist that taught the world about the danger of harming the ozone layer