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dead remains. Two;, channelize the raw materials back to the, environment., 6., What is ozone and how does it affect any, ecosystem?, Ans: Ozone is a form of oxygen. Ozone is a triatomic, molecule while is a diatomic molecule., oxygen, Ozone forms the ozone layer in our atmosphere., Ozone plays an important role in the ecosystem., The ozone layer wards off harmful ultraviolet, radiations from the sun and thus protects the, living beings., How can you help in reducing the problem of, 7., waste disposal? Give any two methods., Ans: The problem of waste disposal can be reduced in, many ways. Two methods are given below:, (a) By using more of biodegradable substances, and reducing the use of non-biodegradable, substances. For example; instead of plastic, bags, one should carry jute bags or cloth bags, for shopping., (b) By proper segregation of waste before, disposing.