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Exam-style practice

Energy flow practice questions

Practise mixed syllabus-aligned questions for Energy flow. Aligned to Cambridge IGCSE Combined Science.

Practice questions

Question 1 of 4

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

Paper 3 structured question: Energy flow

Paper 3Theory (Core)3 marks

Description

The Sun's Role in Energy Transfer

The Sun provides energy that is essential for photosynthesis, which is the foundation of food chains.

  1. a

    Explain the importance of the Sun as the main energy source for biological systems.

    Aim for approximately 3 distinct marking points.

    [3]