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Define eutrophication.
The process of nutrient enrichment of aquatic ecosystems and the subsequent over-growth of algae on the surface of water is called eutrophication.
Explain the differences between pure air and polluted air.
Explain circumstances leading to acid rain. How does acid rain affect us?
Which of the following is not a greenhouse gas?
Describe the ‘Green House Effect’ in your own words.
Prepare a brief speech on global warming. You have to deliver the speech in your class.
Describe the threat to the beauty of the Taj Mahal.
Why does the increased level of nutrients in the water affect the survival of aquatic organisms?
What are the main causes of smoke?
Which problem arises by air pollution?
What is pollution?
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Mock Test Series
