Answer:
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Answer:
water that flows over the ground and can carry pollution to water. Algal blooms choke out other plants and decrease the amount of oxygen available for living organisms.
Explanation:
In-taking new substances and excreting waste
Yes,the energy in fossil fuels is derived from the energy stored in plants and animal matter.
The nervous system is referred to as a communication system because it carries messages to and from all parts of the body.
