Everyday Science MCQs
Q The main culprit of greenhouse effect is Carbon dioxide. But which is the second element contributing most to greenhouse effect
  • A A. Nitrogen dioxide (no2)
  • B B. Chlorofluorocarbons (cfcs)
  • C C. Methane (ch4)
  • D D. High-fructose corn syrup (hfcs)
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Word of the Day
15 Jul
Iterate
perform or utter repeatedly.
دہرانا، چکر

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