(a) What is air? Write the names of various constituents of air.
(b) What is air pollution? What are the main sources of air pollution?
Answer the following A. Give are examples of each of water, soil and air pollution from your residential area.B. How does the pollution occur due to vehicles ? Give the names of vehicles causing least pollution.C. What are natural reasons for water pollution.D. Suggest four preventive measures for air pollution.E. Explain relation between green house effect and global warming.F. Construct two slogans each on air, water and soil pollution.