Class Notes NCERT Solutions for CBSE Students
Question: What is global Warming?
Answer: Global warming is the rise in average surface temperature of the earth because of the effect of the green house gases. E.g. Carbon dioxide
Question: Define poaching-Illegal killing of degradation.
Answer: Poaching – Illegal killing of animals
Degradation – The process of something being damaged or made worse
Question: Differentiation between biodegradable and non biodegradable with? E.g. of each.
Answer:
Biodegradable
Non biodegradable
Substances that can be broken down by bacteria and other micro-organisms into products that will not harm the environment.
Substances that can cause harm to the environment as they cannot be broken down into non harmful substances.
E.g – food and paper
E.g – Plastic and glass
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