EASY
7th CBSE
IMPORTANT
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Wastewater which is carried away in sewers is called _____.

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Important Questions on Wastewater Story

EASY
7th CBSE
IMPORTANT
Exploring Science BASED ON THE LATEST NCF GUIDELINES 7>Chapter 18 - Wastewater Story>Multiple Choice Questions (MCQs)>Q 2
The wastewater produced and released by offices is called _____ sewage.
EASY
7th CBSE
IMPORTANT
Exploring Science BASED ON THE LATEST NCF GUIDELINES 7>Chapter 18 - Wastewater Story>Multiple Choice Questions (MCQs)>Q 3
Human faeces and animal wastes are _____ impurities.
EASY
7th CBSE
IMPORTANT
Exploring Science BASED ON THE LATEST NCF GUIDELINES 7>Chapter 18 - Wastewater Story>Multiple Choice Questions (MCQs)>Q 4
Which of the following diseases is not caused by stagnant sewage?
MEDIUM
7th CBSE
IMPORTANT
Exploring Science BASED ON THE LATEST NCF GUIDELINES 7>Chapter 18 - Wastewater Story>Multiple Choice Questions (MCQs)>Q 5
An underground water pipe which carries away dirty wastewater is called a ______.  
EASY
7th CBSE
IMPORTANT
Exploring Science BASED ON THE LATEST NCF GUIDELINES 7>Chapter 18 - Wastewater Story>Multiple Choice Questions (MCQs)>Q 1
Which of the following belongs to primary treatment of sewage?
EASY
7th CBSE
IMPORTANT
Exploring Science BASED ON THE LATEST NCF GUIDELINES 7>Chapter 18 - Wastewater Story>Multiple Choice Questions (MCQs)>Q 2
Screening in sewage treatment removes _____.
EASY
7th CBSE
IMPORTANT
Exploring Science BASED ON THE LATEST NCF GUIDELINES 7>Chapter 18 - Wastewater Story>Multiple Choice Questions (MCQs)>Q 3
The clarified water from the sedimentation tank is passed into _____.
EASY
7th CBSE
IMPORTANT
Exploring Science BASED ON THE LATEST NCF GUIDELINES 7>Chapter 18 - Wastewater Story>Multiple Choice Questions (MCQs)>Q 4
We can disinfect water with chemicals like _____.