HSC Science (General) 12th Board ExamMaharashtra State Board
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Explain ‘Carbon Cycle’. - HSC Science (General) 12th Board Exam - Biology

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Question

Explain ‘Carbon cycle’.

Solution

Carbon cycle:

Carbon cycle is the cyclic flow of carbon in the atmosphere.

  • The major processes which help in the circulation of carbon in the atmosphere and through the organisms is photosynthesis and respiration.
  • Respiration requires carbohydrates and oxygen and releases carbon dioxide, water and energy. Photosynthesis requires carbon dioxide and water and produces carbohydrates and oxygen.
  • The carbon trapped in organisms which is not released by respiration is released during decomposition in the atmosphere or gets converted to fossil fuels.
  • The carbon trapped in fossil fuels is released during combustion.
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APPEARS IN

 2015-2016 (March) (with solutions)
Question 2.3.3 | 2.00 marks

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Solution Explain ‘Carbon Cycle’. Concept: Nutrient Cycling.
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