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7.2.2 How materials are cycled
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Materials cycle, energy flows

Materials cycle, energy flows

Energy from the Sun flows through producers, consumers and decomposers, while nutrients cycle between organisms and the inorganic nutrient pool

Atoms of carbon, water and mineral ions are repeatedly transferred between organisms and their surroundings. They are recycled because the atoms remain available after organisms respire, excrete waste or die.

7.2.2 How materials are cycled Lesson

  1. GCSE
  2. /Biology
  3. /7.2.2 How materials are cycled

Step-by-step lessons on AQA GCSE Biology 7.2.2 How materials are cycled. Each one builds up to exam-style questions. Start with the foundational topics and build up to the higher-tier material.

Lessons