MEDIUM
7th CBSE
IMPORTANT
Earn 100

What is a vermi-processing toilet? Name the useful by-product obtained from such toilets.

Important Questions on Wastewater Story

MEDIUM
7th CBSE
IMPORTANT
AWARENESS SCIENCE for Seventh Class>Chapter 18 - Wastewater Story>Short Answer Type Questions>Q 29
What will happen if the large amount of waste generated at public places is not disposed of properly?
HARD
7th CBSE
IMPORTANT
AWARENESS SCIENCE for Seventh Class>Chapter 18 - Wastewater Story>Short Answer Type Questions>Q 30
With the help of an example, outline your role as an active citizen in relation to sanitation.
MEDIUM
7th CBSE
IMPORTANT
AWARENESS SCIENCE for Seventh Class>Chapter 18 - Wastewater Story>Long Answer Type Questions>Q 31
What is Sewage? State the various ways in which we produce sewage in our homes? What is the name of underground pipelines which carry sewage from our homes to the wastewater treatment plants?
MEDIUM
7th CBSE
IMPORTANT
AWARENESS SCIENCE for Seventh Class>Chapter 18 - Wastewater Story>Long Answer Type Questions>Q 32
Explain why, it is harmful to discharge untreated sewage into rivers, lakes or ground.
HARD
7th CBSE
IMPORTANT
AWARENESS SCIENCE for Seventh Class>Chapter 18 - Wastewater Story>Long Answer Type Questions>Q 32
What is meant by the ‘treatment of sewage’? What is its main purpose?
HARD
7th CBSE
IMPORTANT
AWARENESS SCIENCE for Seventh Class>Chapter 18 - Wastewater Story>Long Answer Type Questions>Q 33
Draw a labelled sketch of wastewater treatment plant. Describe the various steps involved in getting clear water from wastewater. Which fuel can be extracted during the process?
HARD
7th CBSE
IMPORTANT
AWARENESS SCIENCE for Seventh Class>Chapter 18 - Wastewater Story>Long Answer Type Questions>Q 34
Explain the relation between sanitation and disease. State the various ways in which you can contribute in maintaining sanitation at public places.
HARD
7th CBSE
IMPORTANT
AWARENESS SCIENCE for Seventh Class>Chapter 18 - Wastewater Story>Long Answer Type Questions>Q 35
What is a septic tank? Describe the septic tank based toilet with the help of a labelled diagram. Where are septic tank toilets used?