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PRADEEP-NATURAL RESOURCES : OUR ENVIRONMENT-SHORT ANSWER QUESTIONS
- What are inexhaustible resources?
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- Difine renewable resources ? Give examples.
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- Give two examples of non-renewable resources.
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- Give two ways in which carbon dioxide is fixed.
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- Name the articles which act as nucleus for water droplets to form arou...
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- Explain the phenomera : (a) Acid rain (b) Eutrophication (c ) Global...
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- Name respiratory diseases that may occur due to air pollution.
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- Name the two acids that are present in acid rain.
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- What is rain water harvesting?
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- List main sources of water pollution.
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- What are non-biodegradable substances ?
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- Name two types of biogeochemical cycles.
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- Name two examples of green house gases which contribute maximum toward...
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- Give two examples of nitrifying bacteria.
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- Give two main sources of carbon.
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- Name two measures which prevent the soil erosion.
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- What do you mean by biological weathering? Give two examples.
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- Differentiate between humification and mineralization.
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- Why is lead compound added to petrol? What is its harm?
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- What do you mean by hygroscopic water and combined water in the soil ?...
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