NCERT TELUGU-NOT FOR BREATHING-NOT FOR DINKING -EXERCISE
- do factorires lead to pollution ?
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- Is there any green belt around factory? Name the trees they are growin...
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- nearby factory, industry(boiled rice mill,Brick making kiln, oil mill,...
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- When we go on a busy road, feel uneasy even when we close nose with a ...
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- When we go on a busy road, feel uneasy even when we close nose with a ...
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- Do you find any relation between pH and hardness of water?
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- Which water sample is colourless?
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- How much water is required for drinking ?
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- Do you find any change in colour and smell of water in some water samp...
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- Which of the following is basic in nature ?
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- Are there any visible pollutants in the water sample ?
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- Name the natural disasters which may cause air pollution.
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- Define primary and secondary pollutants
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- What is eutrophication?
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- What are the natural activities which lead to pollution in air?
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- How is biodegradable waste a source of water pollution?
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- How do human activities contribute to pollution of air?
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- Write some pollutants and their sources.
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- What are the effects by air pollution?
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- How can air pollution be reduced?
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