Page 176 - SUBSEC October 2017_Neat

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02107032/CAPE/SPEC/KMS 2017

BIOLOGY

UNIT 1 -- PAPER 032
MARK SCHEME

Question 3. (continued) UK XS

(d) Table of results

Concentration of
glucose Colour
(cm)

1

0.75

0.50

0.25
0
(distilled water)

Range of concentrations

1M, 0.75M, 0.50M, 0.25M, 0 1

Need all for 1 mark

Column headings and liner 1

(e)  Test each solution with Benedict’s reagent.
 Record colour. 3
 Apply to coloured standards.

Total 12 marks - 12

Syllabus Objectives: 1.10, 1.11