logo

Cambridge IGCSE Biology practice

Paper 3 structured question: Chemical digestion

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

Attempt questionChemical digestion revisionRevise the key idea

At a glance

3

Paper

2

Marks

Topic

Chemical digestion

Exam-style question

Try this first

Paper 3Theory (Core)2 marks

Digestive enzymes and their locations

Data Table

Enzyme production and action sites

The table below shows where three digestive enzymes are produced and where they act in the digestive system.

EnzymeProduced inActs in
AmylaseSalivary glands and pancreasMouth and small intestine
ProteaseStomach and pancreasStomach and small intestine
LipasePancreasSmall intestine
  1. a

    Identify Where is protease produced?

    Aim for approximately 1 distinct marking point.

    [1]
  2. b

    State Where does protease act?

    Aim for approximately 1 distinct marking point.

    [1]

0 of 2 parts answered

Answer every part before opening the mark scheme.

Common mistake

No common mistake is linked to this question yet.

Related flashcards

Flashcard 1 of 6

Press Space to flip, arrows to move

Related practice questions

Question 1 of 5

Choose an answer, get feedback, then move sideways through the set.

0 of 4 attempted

Paper 3 structured question: Chemical digestion

Paper 3Theory (Core)2 marks

Diagram Description

Digestive system showing enzyme production and action sites

The diagram shows the mouth, stomach, pancreas, and small intestine with labels indicating where amylase, protease, and lipase are produced and where they act.

EnzymeProduced inActs in
AmylaseSalivary glands and pancreasMouth and small intestine
ProteaseStomach and pancreasStomach and small intestine
LipasePancreasSmall intestine
  1. a

    Identify Where is amylase produced?

    Aim for approximately 1 distinct marking point.

    [1]
  2. b

    State Where does lipase act?

    Aim for approximately 1 distinct marking point.

    [1]