EASY
7th CBSE
IMPORTANT
Earn 100

Give an example of low-cost onsite sewage disposal system.

Important Questions on Wastewater Story

EASY
7th CBSE
IMPORTANT
Exam Guru Science>Chapter 18 - Wastewater Story>Exercise 18.2>Q I
Adopting good _____ practices should be our way of life.
EASY
7th CBSE
IMPORTANT
Exam Guru Science>Chapter 18 - Wastewater Story>Exercise 18.2>Q I
A large concrete tank is built under the ground with inlet and outlet pipes attached to it is called _____.
EASY
7th CBSE
IMPORTANT
Exam Guru Science>Chapter 18 - Wastewater Story>Exercise 18.2>Q I
The _____ bacteria present in the tank decomposes most of the solid organic matter present in the sewage.
EASY
7th CBSE
IMPORTANT
Exam Guru Science>Chapter 18 - Wastewater Story>Exercise 18.2>Q I
A toilet in which human excreta is treated by earthworms is called _____.
EASY
7th CBSE
IMPORTANT
Exam Guru Science>Chapter 18 - Wastewater Story>Exercise 18.2>Q I
Untreated human excreta is a _____ hazard.
EASY
7th CBSE
IMPORTANT
Exam Guru Science>Chapter 18 - Wastewater Story>Exercise 18.2>Q II
What is a septic tank? What is its use?
EASY
7th CBSE
IMPORTANT
Exam Guru Science>Chapter 18 - Wastewater Story>Exercise 18.2>Q II
What are vermicomposting toilets?
MEDIUM
7th CBSE
IMPORTANT
Exam Guru Science>Chapter 18 - Wastewater Story>Exercise 18.2>Q II
Why do fishes die due to excessive water pollution?