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Cambridge IGCSE Combined Science practice

Paper 3 structured question: Cell structure

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Cell structure

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Paper 3Theory (Core)4 marks

Cell Structures

Description

Bacterial Cell Structure

Bacterial cells are simpler than plant and animal cells. They lack a nucleus and have a cell wall for protection.

  1. a

    Describe Describe the main differences between bacterial cells and plant cells.

    Aim for approximately 4 distinct marking points.

    [4]

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Paper 3 structured question: Cell structure

Paper 3Theory (Core)2 marks

Description

Comparison of Cell Types

Plant cells have a cell wall, chloroplasts, and a large central vacuole. Animal cells have a flexible membrane and centrioles. Bacterial cells are prokaryotic and have a cell wall.

  1. a

    Identify Identify two structures that are present in plant cells but not in animal cells.

    Aim for approximately 2 distinct marking points.

    [2]