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Cambridge IGCSE Combined Science practice

Paper 3 structured question: Size of specimens

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Size of specimens

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Paper 3Theory (Core)2 marks

Understanding the importance of accurate measurements.

Description

Importance of Measurement

Accurate measurements are crucial in biology for determining the size and scale of specimens.

  1. a

    Discuss the significance of using millimetres for measuring biological specimens.

    Aim for approximately 2 distinct marking points.

    [2]

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Paper 3 structured question: Size of specimens

Paper 3Theory (Core)2 marks

Description

Biological Specimen Measurement

A specimen is measured to be 4 mm in actual size and appears as 32 mm under a microscope.

  1. a

    Calculate the magnification of the specimen.

    Aim for approximately 2 distinct marking points.

    [2]