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NCERT TELUGU-Water Too Little To Waste-Exercise
- When do we celebrate World Water Day?
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- How much percentage of fresh water exists in glaciers?
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- Activated sludge contain the following percentage of water.
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- Cleaning of water is a process of removing.
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- Dried sludge is used as
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- 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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