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Thursday, 23 April 2026
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Which trace gas in the atmosphere plays a significant role in the greenhouse effect?

Which trace gas in the atmosphere plays a significant role in the greenhouse effect?
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A Oxygen
  • B Argon
  • C Carbon dioxide
  • D Nitrogen
Correct Answer: Option C
Explanation:
Carbon dioxide (CO2) is a trace gas in the atmosphere, but it plays a significant role in the greenhouse effect. It absorbs and traps heat from the Earth's surface, contributing to global warming.

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