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A Level Biology

A Level Biology Paper 4 Past Papers, 2003 to 2004

3 sittings of Biology Paper 4, 74 questions. Pick a year to read the paper, or sit it online.

Sittings
3
Questions
74
Time allowed
150 min
Syllabus code
9190/4

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Questions
27
Pass mark
17
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Answer every question in the printed order, get marked at the end, then see the answers.

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Topics in this paper

EnzymesOrganism observation: Annelida external features and vein histologyProteins and Amino AcidsBiochemical tests: ascorbic acid (DCPIP) and glucose (Benedict's) determinationMicroscopy: an aquatic organism (Z1) and a mammalian blood smear (Z2)Plasmolysis practical: explaining the graph's shapeOvary specimen: fate of the corpus luteumPlasmolysis practical: sources of inaccuracyOvary specimen: event after full follicle developmentCell Structure and Membranes

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