Answer:
brain = thinking and keeping u alive
heart = pumps blood keeping u alive and healthy
lungs = keeps u alive cuz u need to breathe
They break down the scraps of food and such. if we did not have decomposers then the earth would be over ran with dead plants and animals and it would not be a nice place to live
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Relationships in Ecosystems Cloze Fill in the blanks with words from the box. alga commensalism ecosystem fungus interact lichen mutualism parasitism predator prey symbiosis tapeworms. An example of mutualism: clownfish protect anemones and anemones protect clownfish.
Buffers maintain a pretty stable pH level, resisting any large changes. When introduced to a base, it will act as an acid to counteract it, and vice versa.
