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Explain with suitable diagram the path that carbon takes to go back to the atmosphere. You may start from plants using CO₂ from the atmosphere.

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Plants absorb atmospheric carbon dioxide through photosynthesis. Carbon returns to the air through plant and animal respiration, microbial decomposition of organic remains and the combustion of biomass and fossil fuels.

Class 9 Science Exploration New Book All Chapter Solution

Revise, Reflect, Refine Chapter 13 Question Answer

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  1. Plants absorb atmospheric carbon dioxide to synthesize organic carbohydrates via photosynthesis. Carbon then returns to the atmosphere through three primary pathways: direct respiration by plants and consuming animals, aerobic decomposition of organic waste and dead biomass by soil microorganisms and the combustion of wood, peat and ancient subterranean fossil fuel reserves (coal, petroleum and natural gas).

     

    For more NCERT Solutions of Class 9 Science Exploration Chapter 13 Earth as a System: Energy, Matter and Life Question Answer (2026-27)

    https://www.tiwariacademy.com/ncert-solutions/class-9/science/exploration-chapter-13/

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