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NCERT TELUGU-Water Too Little To Waste-Exercise
- Pumping of water into air for purifications is called.
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- Which of the component is essential for metabolic activity?
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- It is an example of organic impurities
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- The following is an organic impurity came from agriculture industry.
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- The instrument used to remove oil and grease in sludge is
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- The following is a water conservation construction.
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- The following is a rainfed crop
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- What is meant by sewage ?
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- Mention the sources of sewage.
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- What is the chemical substance used for killing microbes in waste wate...
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- If you are allowed to visit a sewage treatment plant, what doubts you ...
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- What are the materials used for observing changes in waste water at tr...
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- Read the table and answer the question that follows: What is the natu...
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- Read the table and answer the question that follows: The type of wate...
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- Read the table and answer the question that follows: How are we using...
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- Read the table and answer the question that follows: Where do we obta...
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- How is water contaminated in urban areas?
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- What is meant by 'Chlorination' and 'Aeration'?
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- Why should oils and fats not be released into the drain? Explain.
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- What would happen if there are no microbes that break down wastes in s...
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