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Cambridge IGCSE Combined Science practice

Paper 3 structured question: Drugs

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Drugs

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Paper 3Theory (Core)4 marks

The misuse of antibiotics has become a significant concern in healthcare.

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Antibiotic Misuse

Overuse and misuse of antibiotics can lead to antibiotic resistance, making infections harder to treat. It is crucial to use antibiotics responsibly to maintain their effectiveness.

  1. a

    Discuss the implications of antibiotic resistance on public health.

    Aim for approximately 4 distinct marking points.

    [4]

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Paper 3 structured question: Drugs

Paper 3Theory (Core)2 marks

Description

Use of Antibiotics

Antibiotics are medications that specifically target bacteria to treat infections. They can kill bacteria or inhibit their growth. Different antibiotics work through various mechanisms, such as disrupting cell wall synthesis or inhibiting protein synthesis.

  1. a

    Outline the main ways antibiotics are used to treat bacterial infections.

    Aim for approximately 2 distinct marking points.

    [2]