2022cet-graduation-2022-shift-4Environment & Ecology1 marks Question 107 Which is the major cause of global warming? A Re-radiation of U.V. rays by O2 and N2 B Re-radiation of I.R. rays by O2 and N2 C Re-radiation of U.V. rays by CO2 and H2O D Re-radiation of I.R. rays by CO2 and H2O Correct Answer D Unlock analysis Answer key is free. Detailed explanation opens with the study pack or combo pack. Unlock analysis