It should be consumer because they are eating not producing or decomposing
Elements cannot be broken down to similar substances.
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Answer:
The hardy lichens are useful bioindicators for air pollution, espeially sulfur dioxide pollution, since they derive their water and essential nutrients mainly from the atmosphere rather than from the soil.
Explanation:
It also helps that they are able to react to air pollutants all year round.
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Brainliest?
An example of a parasite would be a worm in your intestine