Rain occurs when
Clouds are heated up
Clouds are cooled
Clouds are super cooled
Clouds are super heated
Who said "No world without water'.
Elanko adigal
Swami vivekanada
Thiruvalluvar
Mahatma Gandhi
Basic source of water is
Ponds
Rain water
Sea
Lakes
Pure water is
A liquid and colorless under normal condition.
Colorless and tasteless under normal condition.
Taste less and odourless under normal condition.
A liquid, colorless, tasteless and odorless under normal condition.
Which one of the following is a natural resource?
Aeroplane
Furniture
Plastic
Water
Which statement is true.
Water pressure do not change with depth
Water pressure decreases with depth
Water pressure remains same in all depths
Water pressure increases with depth
The 'world water day' is celebrated on
March 22
May 22
August 22
April 22
Among the following which is universal solvent?
Lemon Juice
Milk
Kerosene
How many percentage of water is available for human consumption as drinking water on earth?
97.3%
2.7%
3%
1%
In water cycle major role is played by
Sun
Moon
Mars
Jupiter
