logo

Exam-style practice

Carbon cycle answer explanations

Review worked answers and explanations for Carbon cycle. Aligned to Cambridge IGCSE Combined Science.

Answer explanations

Question 1 of 2

Review the answer support, then move sideways through the set.

Paper 3 structured question: Carbon cycle

Paper 3Theory (Core)2 marks

Description

The Carbon Cycle

The carbon cycle involves processes such as photosynthesis, respiration, feeding, decomposition, the creation of fossil fuels, and combustion.

  1. a

    Explain the role of photosynthesis in the carbon cycle.

    [2]