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Geography, 30.08.2021 20:20 dbhuggybearow6jng
Which are statements that are true about ecosystems?
The health of an ecosystem is sometimes improved by human activities.
Your backyard is an ecosystem.
The sun is the primary source of energy in an ecosystem.
Hunters have a part in balancing the earth's ecosystems.
In a healthy ecosystem, the removal of one organism will have little effect on the rest of the ecosystem.
Producers return nutrients to the soil.
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Geography, 22.06.2019 23:40
If we represent the solar system on a scale that allows us to walk from the sun to pluto in a few minutes, then a) the planets are microscopic and the stars are millions of miles away. b) the planets are the size of basketballs and the nearest stars are a few miles away. c) the planets are marble size or smaller and the nearest stars are thousands of miles away.
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Which are statements that are true about ecosystems?
The health of an ecosystem is sometimes impro...
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