Which of the following statements regarding turnover in a lake is correct?
A) In fall turnover, dense water at 4°C sinks and disturbs sediments in the benthic zone.
B) In fall turnover, dense water at 4°C rises and disturbs sediments in the benthic zone.
C) The surface water gets to 4°C only by cooling.
D) Fall turnovers and spring turnovers are exactly the same.

Question

Quizplus · Accepted Answer

In fall turnover, the surface water cools to 4°C, becomes denser, sinks, and mixes with deeper water, disturbing sediments in the benthic zone.

Which of the Following Statements Regarding Turnover in a Lake