Biology
Biology, 25.08.2019 06:20, LHNSHS146

Which of these is an abiotic factor of an aquarium ecosystem?
a. algae growing on the glass
b. gravel on the bottom of the aquarium
c. plants growing from the gravel
d. fish swimming in the water

answer
Answers: 2

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Which of these is an abiotic factor of an aquarium ecosystem?
a. algae growing on the glass<...

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