It's chemoautotrophs because cyanobacteria can be mixotrophic if needed and they are classified as algae.
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Answers: the plant under the uv light for eight hours is <u><em>
experimental group </em></u></h3><h3>
The amount of water that is given to all of the plants is</h3><h3><u><em>
controlled variable </em></u></h3><h3><u><em>
</em></u></h3><h3>
The plants that are under the light for six hours</h3>
<u><em>control group</em></u>
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Answer:
Because of gravity, in matter does not leave the system so the chemical matter we have on Earth will always be here
