A-Level
AQA
Biology
January 2021
QP-202101-Biology-U3 · Question 7
Question (excerpt):
*24* IB/M/Jan21/BL03 outs de t e box 0 7 . 1 A scientist measures the concentration of carbon dioxide in a lake. The carbon dioxide concentration in the lake changes: • during a 24-hour time period • …
*24* IB/M/Jan21/BL03 outs de t e box 0 7 . 1 A scientist measures the concentration of carbon dioxide in a lake. The carbon dioxide concentration in the lake changes: • during a 24-hour time period • …
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