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6 markers For OCR A Biology
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6 Markers For OCR A Biology
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6 Markers fromPrevious Biology
OCR Papers
, 2022 A Level Actual 6 markers that came up
The thermal properties of water allow organisms to live in an environment with relatively
small changes in temperature. These properties also make water efficient as a coolant, e.g.
in sweating or by absorbing large amounts of heat
Outline how other properties of water are essential for sustaining life on Earth [6 marks]
Muscle contraction requires energy in the form of ATP.
Describe the different sources of the ATP that is used in muscle contraction during strenuous
exercise [6 marks]
2022 AS Level Actual 6 markers that came ups
This question is related to the beetroot practical - uno how pigment leaks out and you use a
colorimeter to get the absorbance and shit like that
The table shows the results obtained by the second group of students.
Temperature °C Absorbance %
Trial 1 Trial 2 Trial 3 Mean
10 0 0 0 0.0
20 0 0 0 0.0
30 2 3 2 2.3
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