हिंदी

Your teacher is holding a piece of coal and says it contains the basic raw material for life. What does coal comprise?

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प्रश्न

Your teacher is holding a piece of coal and says it contains the basic raw material for life. What does coal comprise?

विकल्प

  • Nitrogen

  • Carbon

  • Oxygen

  • solar energy

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उत्तर

Carbon

Explanation:

Coal is primarily composed of carbon, which is the foundational chemical element and basic raw material for all organic life on Earth.

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अध्याय 1: Earth as a Planet - EXERCISES [पृष्ठ १५]

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मॉर्निंग स्टार Total Geography [English] Class 9 ICSE
अध्याय 1 Earth as a Planet
EXERCISES | Q I. 18. | पृष्ठ १५
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