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global warming

Consequences of deforestation

Last Updated on March 20, 2019 By Mrs Shilpi Nagpal 4 Comments

Question 1 Which gas in the atmosphere is utilised by the trees and plants in photosynthesis? Question 2 Which gas in the atmosphere traps the heat rays reflected by the earth? Question 3 What are the consequences of deforestation? Question 4 What is global warming? Question 5 What is desertification.Name human activities which may lead to … [Read more...] about Consequences of deforestation

Burning of fuels leads to harmful products

Last Updated on March 20, 2019 By Mrs Shilpi Nagpal 9 Comments

Question 1 Name the poisonous gases produced by incomplete combustion of fuels? Question 2 Name the fuel which is gradually replacing petrol and diesel in automobiles? Question 3 Why LPG is a better domestic fuel than wood? Question 4 What are the disadvantages of burning wood as fuel? Question 5 Why the use of CNG in automobile had reduced pollution in … [Read more...] about Burning of fuels leads to harmful products

Green house effect

Last Updated on March 20, 2019 By Mrs Shilpi Nagpal Leave a Comment

Question 1 What is green house effect? Question 2 Name green house gases? Question 3 What is global warming? Question 4 What are the effects of global warming? Green House Effect A building mostly made of glass for growing or sheltering the delicate plant is called greenhouse. The glass of wall of greenhouse allow sun rays to pass into the interior right upto … [Read more...] about Green house effect

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