Environmental Science MCQ – Asked in Previous Years, WBCS Mains
Here is a compilation of multiple-choice questions (MCQs) on Environmental Science that have been asked in the WBCS Mains Examinations from 2014 to 2021. If you find any incorrect answers, please let us know by commenting. Environmental Science MCQ: Asked in WBCS Mains 2021 Q1. Tetraethyl lead was coming out fromA. Hospital wasteB. Exhaust of … Read more
