EASY
8th ICSE
IMPORTANT
Earn 100

Name two water-borne diseases

Important Questions on Water

EASY
8th ICSE
IMPORTANT
New Trends in Chemistry Class 8>Chapter 8 - Water>Objective Questions>Q E
How does fishes and aquatic animals survive when the pond gets converted with thick ice ?
MEDIUM
8th ICSE
IMPORTANT
New Trends in Chemistry Class 8>Chapter 8 - Water>Objective Questions>Q E
Natural water is never pure. Why?
EASY
8th ICSE
IMPORTANT
New Trends in Chemistry Class 8>Chapter 8 - Water>Objective Questions>Q E
Why is hard water not preferred for washing and in industries ?
EASY
8th ICSE
IMPORTANT
New Trends in Chemistry Class 8>Chapter 8 - Water>Objective Questions>Q E
What role water plays in human body ?
EASY
8th ICSE
IMPORTANT
New Trends in Chemistry Class 8>Chapter 8 - Water>Objective Questions>Q E
How loading helps to remove suspended impurities ?
EASY
8th ICSE
IMPORTANT
New Trends in Chemistry Class 8>Chapter 8 - Water>Objective Questions>Q E
How would you conclude that burning of hydrogen produces water ?
EASY
8th ICSE
IMPORTANT
New Trends in Chemistry Class 8>Chapter 8 - Water>Objective Questions>Q E
Explain how temporary and permanent hardness of water is removed ?
EASY
8th ICSE
IMPORTANT
New Trends in Chemistry Class 8>Chapter 8 - Water>Objective Questions>Q E
How water is purified for supply in cities ?