Cambridge IGCSE Biology practice

Paper 3 structured question: Sexually transmitted infections

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Paper

Marks

Topic

Sexually transmitted infections

Exam-style question

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Paper 3Theory (Core)2 marks

Human immunodeficiency virus (HIV) is a pathogen that causes a sexually transmitted infection (STI).

Description

HIV is a virus that can be passed from one person to another through sexual contact, causing an infection that affects the immune system.

a
Identify the type of pathogen HIV is.
Your answer
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[1]
b
State the type of infection caused by HIV.
Your answer
Aim for approximately 1 distinct marking point.
[1]

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Paper 3Theory (Core)2 marks

Description

HIV attacks the immune system and is passed mainly through sexual contact, causing a sexually transmitted infection.

a
Identify the system in the body that HIV attacks.
Your answer
Aim for approximately 1 distinct marking point.
[1]
b
State how HIV is mainly transmitted.
Your answer
Aim for approximately 1 distinct marking point.
[1]