CHEMICAL ENGINEERING
Q Presence of carbon monoxide in atmosphere produced by decomposition of chlorophyll and haemoglobin breakdown of some animals, beyond TLV (>50 ppm) ?
  • A A. Acts as a green house gas thereby raising earth’s temperature
  • B B. Causes asphyxia
  • C C. Causes increase in sea level
  • D D. Enhances the green house effect
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