Match the following examples to the appropriate type of symbiosis.   - A microbe that lives inside the large intestine of a human, getting food from its host and protecting the host from disease a) Not a symbiosis b)parasitism c)commensalism d) mutualism                                                                              -An insect that builds protected nests in trees, but does not help or damage the tree a) Not a symbiosis b)parasitism c)commensalism d) mutualism                                                                            -A lamprey that attaches to other fish and sucks their blood throughout their life a) Not a symbiosis b)parasitism c)commensalism d) mutualism

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Soil Ecosystem

Soil provides a habitat or living environment for a large number of different species of organisms as well as plants. It provides all the essential nutrients and minerals for plants to grow. All these together form the soil ecosystem.