Algae is not an abiotic factor.
A pond of cement is more dense
Answer:b
Explanation:
Energy is released to form the product
Answer:
It's <em>HYDROXIDE</em><em> </em>
Explanation:
You do not call it as hydroxide <em>ion</em><em> </em>because ion always have + or -
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Most plants are called autotrophs they make their own food