What Is a Possible Reason for Oxygen to Be So

question 36

Multiple Choice

What is a possible reason for oxygen to be so low by the end of the night?

• A)Algae produce oxygen as a by-product of photosynthesis during the day, and not at night, so oxygen runs out by the end of the night; fish are not linked to the low oxygen.
• B)Fish consume oxygen during the night, and oxygen starts to run out by dawn; algae are not linked to the low oxygen.
• C)Algae produce oxygen as a by-product of photosynthesis during the day, but not at night, so oxygen runs out by the end of the night; in addition, fish continue to consume oxygen during the night, which further reduces the oxygen by the end of the night.
• D)Neither fish nor algae or linked to the low oxygen found at the end of the night.

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Definitions:

Fecal Elimination

The process of expelling feces from the body, an essential function of the digestive system.

Whole Grains

Grains that have all of their natural parts (bran, germ, endosperm) intact, offering more nutrients and fiber than refined grains.

Enemas

A method involving the introduction of liquid into the rectum and colon via the anus, used for cleansing or therapeutic purposes.

Diarrhea

Defecation of liquid feces and increased frequency of defecation.