NTA-UGC-NET & SET Exams
Free courses
General Paper on Teaching
People and Environment
Lesson 2 of 5 • 2 upvotes • 11:24mins
Natural calamities
5 lessons • 44m
Natural Calamities and Pollution (in Hindi)
1:29mins
Natural Calamities (in Hindi)
11:24mins
Pollution (Part -1) (in Hindi)
11:10mins
Pollution (Part -2) (in Hindi)
10:51mins
Green House Effect and Global Warming (in Hindi)
9:33mins