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7th CBSE
IMPORTANT
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Pipes carrying sewage from different places or building are called

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Important Questions on Wastewater Story

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7th CBSE
IMPORTANT
Interactive Science 7>Chapter 18 - Wastewater Story>SUMMATIVE ASSESSMENT>Q 6
Solid waste extracted from sewage treatment plants to be used as manure is called
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7th CBSE
IMPORTANT
Interactive Science 7>Chapter 18 - Wastewater Story>SUMMATIVE ASSESSMENT>Q 7
Which of the following is not a part of waste water treatment plant?
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7th CBSE
IMPORTANT
Interactive Science 7>Chapter 18 - Wastewater Story>SUMMATIVE ASSESSMENT>Q 8
Untreated sewage contaminates.
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7th CBSE
IMPORTANT
Interactive Science 7>Chapter 18 - Wastewater Story>SUMMATIVE ASSESSMENT>Q 9
Which of the following is a biodegradable waste?
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7th CBSE
IMPORTANT
Interactive Science 7>Chapter 18 - Wastewater Story>SUMMATIVE ASSESSMENT>Q 10
Chlorination is done during?
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7th CBSE
IMPORTANT
Interactive Science 7>Chapter 18 - Wastewater Story>SUMMATIVE ASSESSMENT>Q 1
Plants can survive on impure water.
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7th CBSE
IMPORTANT
Interactive Science 7>Chapter 18 - Wastewater Story>SUMMATIVE ASSESSMENT>Q 2
After the primary treatment, water is still impure.
EASY
7th CBSE
IMPORTANT
Interactive Science 7>Chapter 18 - Wastewater Story>SUMMATIVE ASSESSMENT>Q 3
Solid impurities need not to be removed from water before releasing it into water bodies.