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CAIE IGCSE Biology 21.2.3 Use of Pectinase in Fruit Juice Questions

Practise explaining how pectinase treatment of crushed fruit increases juice yield and helps produce clearer juice.

Syllabus
2026–2028
Course
Biology 0610

Exam points

  • identify pectinase as the enzyme used during apple or pear juice production
  • compare pectinase-treated fruit with a water control using filtrate volume as the outcome
  • link pectinase treatment to increased juice yield or volume from crushed fruit

CAIE IGCSE Biology 21.2.3 Use of Pectinase in Fruit Juice Questions question 1

[Maximum number: 1]

Apples are used to make apple juice.

State one enzyme used in fruit juice production.

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