Question

Career Profile: Hydrology Quick Check
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Question
Why do scientists measure levels of dissolved oxygen in water?(1 point)
Responses

to predict erosion of a riverbed
to predict erosion of a riverbed

to analyze water quality
to analyze water quality

to predict floods and droughts
to predict floods and droughts

to analyze point-source water pollution
to analyze point-source water pollution
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Answer 1

Scientists measure levels of dissolved oxygen in water primarily **to analyze water quality**. Dissolved oxygen is crucial for the survival of aquatic organisms, and its levels can indicate the overall health of a water body.