How is the temperature effected as we go up the earth's surface? Explain

It is advised not to sleep in a closed room with burning coke angithi to warm up. Explain.

Sonu and Nilesh were friends. In winters, one day when they were going to school at 10:00 am Sonu felt irritation in his eyes and throat. He was also unable to breath.
Nilesh immediately took him to a doctor. Doctor gave him the proper remdy. When he became well, Nilesh asked reason for this Doctor answered him satisfactorily.
(i) Can you guess what reason was given by the doctor for the illness of Sonu.
(ii) Why such kind of polluting atmospheric change occurs?
(iii) What should be done to prevent the formation of smog?
(iv) What values are possessed by Nilesh?

How carbon monoxide acts as a poison for human beings?

What is 'Acid Rain'? How is it harmful to the environment?

What is photochemical smog? What are its effects? How can it be controlled?

What do you mean by greenhouse effect? What is the role of CO₂ in the greenhouse effect?

(a) Define eutrophication and pneumoconiosis.
(b) Write difference between photochemical and classical smog.

Have you ever observed any water pollution in your area? What measures would you suggest to control it?

Do you observe any soil pollution in your neighbourhood? What efforts will you make for controlling the soil pollution?

How can you apply green chemistry for the following?
(i) To control photochemical smog
(ii) To avoid use of halogenated solvents in dry
(iii) To reduce use of synthetic detergents
(iv) To reduce the consumption of petrol and diesel