Chemical reactions that require oxygen are called while those that do not require oxygen are considered

The correct answer are aerobic and anaerobic.

Explanation:

The decomposition reaction of organic matter in the presence of oxygen is called aerobic reaction and is the most efficient process for releasing energy from organic matter. Anaerobic decomposition reactions are those in which oxygen is not present. Anaerobic decomposition of carbohydrates or sugars is called fermentation and anaerobic bacterial decomposition of proteins is called putrefaction.

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the answer is definitely c.

solute : a solute is a substance that is dissolved in another substance is known as a solvent. it is mixed with a special mixture know as homogeneous mixture.

solvent: a solvent is a substance that dissolved a solute, which results in a solution is known as solvent.