MEDIUM
7th CBSE
IMPORTANT
Earn 100

How can incineration be a better option than burning of wastes?

Important Questions on Waste Management

MEDIUM
7th CBSE
IMPORTANT
WOW! SCIENCE Hands-on Learning in SCIENCE 7>Chapter 16 - Waste Management>EVALUATE>Q 4
What are bio-toilets and what are their advantages?
MEDIUM
7th CBSE
IMPORTANT
WOW! SCIENCE Hands-on Learning in SCIENCE 7>Chapter 16 - Waste Management>EVALUATE>Q 5
Why are rivers like Yamuna and Ganga regarded as open flowing sewers?
MEDIUM
7th CBSE
IMPORTANT
WOW! SCIENCE Hands-on Learning in SCIENCE 7>Chapter 16 - Waste Management>EVALUATE>Q 6
What has the government done to prevent urination and defecation in open areas?
MEDIUM
7th CBSE
IMPORTANT
WOW! SCIENCE Hands-on Learning in SCIENCE 7>Chapter 16 - Waste Management>EVALUATE>Q 7
Why is it said that clean water is not available to all?
MEDIUM
7th CBSE
IMPORTANT
WOW! SCIENCE Hands-on Learning in SCIENCE 7>Chapter 16 - Waste Management>EVALUATE>Q 8
What is eutrophication? How does this occur?
MEDIUM
7th CBSE
IMPORTANT
WOW! SCIENCE Hands-on Learning in SCIENCE 7>Chapter 16 - Waste Management>EVALUATE>Q 1
Give a reason for the following:
Clarified water contains chlorine.
MEDIUM
7th CBSE
IMPORTANT
WOW! SCIENCE Hands-on Learning in SCIENCE 7>Chapter 16 - Waste Management>EVALUATE>Q 1
Give reasons for the following:
Throwing of polythene on roads can be lead to serious problems.
MEDIUM
7th CBSE
IMPORTANT
WOW! SCIENCE Hands-on Learning in SCIENCE 7>Chapter 16 - Waste Management>EVALUATE>Q 1
Give reasons for the following:
Human excreta or any other animal excreta should be disposed off properly.