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Chemistry · PYQ NEET UG 2017

हिन्दी

Which of the following is a sink for CO?

  1. Haemoglobin
  2. Micro-organisms present in the soil
  3. Oceans
  4. Plants

Correct answer · Option 2

Micro-organisms present in the soil

Explanation

Micro-organisms present in the soil act as a sink for carbon monoxide (CO), removing it from the atmosphere.
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