Free Class Notes & Study Material
Last Updated on By Mrs Shilpi Nagpal
Question 1 Define the term Paedogenesis? Question 2 What do you mean by weathering of soil? Question 3 How sun causes weathering of soil? Question 4 How Water causes weathering of soil? Question 5 How wind causes weathering of soil? Question 6 What are the chemical methods of weathering of soil? Question 7 What are the biological methods of weathering of … [Read more...] about Soil
Last Updated on By Mrs Shilpi Nagpal
Question 1 How does water get polluted? Question 2 Why is water essential for life? Question 3 Define water pollution? Question 4 What are the sources of water pollution? Question 5 What is the full form of BOD? Question 6 What are the harmful effects of water pollution? Question 7 What is BOD? Water The ocean,rivers,streams,lakes,ponds,pools,polar ice … [Read more...] about Water
Last Updated on By Mrs Shilpi Nagpal
Question 1 Name the gases present in air? Question 2 What is the role of atmosphere in climate control? Question 3 What are the major sinks of carbon dioxide? Question 4 How water vapours are formed? Question 5 What is air pollution? Question 6 What are the causes of air pollution? Question 7 What happens in coastal regions during day and night? Question 8 … [Read more...] about Air