What Might Make the Winter Profile for Oxygen Concentration in Winter

question 22

Multiple Choice

What might make the winter profile for oxygen concentration in winter appear more like the fall profile?

• A)a lack of ice formation on the surface and few decomposers at the lake bottom
• B)ice formation on the surface and few decomposers at the lake bottom
• C)a lack of ice formation on the surface and increased numbers of decomposers at the lake bottom
• D)ice formation on the surface and increased numbers of decomposers at the lake bottom

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