Environmental pollution and their various types is the favorite topic of UPSC and many state service exams since long time. In 2017 prelims there were 4 questions from this very topic. This course is going to cover each and every minute as well as major point in a very lucid language, also at the end of this course a specialized multiple choice question series will also help you.
reviewed on May 25, 2019
ok with this tutorial but need to explain more content instead what is there in text only.
reviewed on Dec 30, 2017
This is the one of the best course on Unacademy platform. Satyam sir we know you are best in biology so pleaseake some lessons on that.
reviewed on Dec 26, 2017
Again, sir, it's a very nice video with a lot of knowledge to gain for us please carry on unacademy needs educators like you.