08-07-2019, 07:10 PM
Watch some videos to understand this chapter better. Click on the below given links to view them:
CBSE Class 8 Science Textbook Chapter 18- POLLUTION OF AIR AND WATER
https://www.youtube.com/watch?v=GwkiUuzLeBk
https://www.youtube.com/watch?v=Lzk98NFqfNw
https://www.youtube.com/watch?v=azYYkP8SYCs
CBSE Class 8 Science Textbook Chapter 18- POLLUTION OF AIR AND WATER
https://www.youtube.com/watch?v=GwkiUuzLeBk
https://www.youtube.com/watch?v=Lzk98NFqfNw
https://www.youtube.com/watch?v=azYYkP8SYCs