Cambridge IGCSE Biology practice

Paper 4 structured question: Blood

Try the question first, then check the answer and practise the same topic again.

At a glance

Paper

Marks

Topic

Blood

Exam-style question

Try this first

Paper 4Theory (Extended)4 marks

During an infection, the body uses white blood cells to fight pathogens.

Description

Lymphocytes produce antibodies that bind to specific pathogens. Phagocytes engulf and digest pathogens by phagocytosis.

a
Identify the function of antibodies produced by lymphocytes.
Your answer
Aim for approximately 2 distinct marking points.
[2]
b
Identify how phagocytes remove pathogens from the body.
Your answer
Aim for approximately 2 distinct marking points.
[2]

0 of 2 parts answered

Answer every part before opening the mark scheme.

Common mistake

No common mistake is linked to this question yet.

Flashcard 1 of 6

Press Space to flip, arrows to move

Paper 4Theory (Extended)2 marks

Description

Lymphocytes produce antibodies that bind to pathogens. Phagocytes engulf pathogens by phagocytosis, digesting them inside the cell.

a
State the role of lymphocytes in the immune response.
Your answer
Aim for approximately 1 distinct marking point.
[1]
b
State the role of phagocytes in defending the body.
Your answer
Aim for approximately 1 distinct marking point.
[1]