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Two processes of producing energy for an ecosystem include...

a) photosynthesis & chemosynthesis
b) fermentation & photosynthesis
c) chemosynthesis & respiration
d) respiration & fermentation

User DaeMoohn
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Answer:

A) photosynthesis and chemosynthesis

Step-by-step explanation:

Chemosynthesis is the biological conversion of one or more carbon-containing molecules and nutrients into organic matter using the oxidation of inorganic compounds or ferrous ions as a source of energy and photosynthesis obviously.

User J Fong
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