BIOLOGY 123
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AQA AS Level Biology Paper 1 2020 Mark scheme
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AQA AS Level Biology Paper 1 2020
Mark scheme. Heat with acid and neutralise;
2. Heat with Benedict's (solution);
3. Red precipitate/colour;
3
Accept boil/water bath
for heat
Accept named alkali
for neutralise
1. Accept named
examples, eg HCl,
NaHCO3
3. Accept other
colours eg orange/
brown/green
TOTAL 8
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MARK SCHEME.
Exam (elaborations)
AQA AS Level Biology Paper 1 2020 Mark scheme
Last document update:
ago
AQA AS Level Biology Paper 1 2020 Mark scheme. Heat with acid and neutralise; 2. Heat with Benedict's (solution); 3. Red precipitate/colour; 3 Accept boil/water bath for heat Accept named alkali for neutralise 1. Accept named examples, eg HCl, NaHCO3 3. Accept other colours eg orange/ brown/green TOTAL 8 Downloaded by: kavijanananth | Distribution of this document is illegal S - The Marketplace for Revision Notes & Study Guides MARK SCHEME.
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