Cambridge IGCSE Biology practice

Paper 3 structured question: Biotechnology

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

At a glance

Paper

Marks

Topic

Biotechnology

Exam-style question

Try this first

Paper 3Theory (Core)1 marks

Fruit juice producers want to increase the amount of juice extracted from fruit.

Description

Pectinase is added during juice production to improve juice yield and clarity.

a
Identify one advantage of using pectinase in fruit juice production.
Your answer
Aim for approximately 1 distinct marking point.
[1]

0 of 1 part 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 3Theory (Core)2 marks

Description

Pectinase is an enzyme used to break down pectin in fruit cell walls during juice production.

a
Describe how pectinase helps in the production of fruit juice.
Your answer
Aim for approximately 2 distinct marking points.
[2]