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प्रश्न
Cleaning of water is a process of removing ______.
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उत्तर
Cleaning of water is a process of removing pollutants.
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संबंधित प्रश्न
Give balanced chemical equation for the reaction of water with Carbon dioxide.
Name the gas produced when steam is passed over hot coke.
.................... is the purest form of natural water.
Give one word for the following statement:
A mixture of common salt and ice .
What is the effect of impurities present in the water on the melting point and boiling point of water?
How do fishes and aquatic animals survive when the pond gets covered with thick ice?
State the importance of the solubility of CO2 and O2 in water.
Explain why:
If distilled water is kept in a sealed bottle for a long time, it leaves etchings on the surface of the glass.
Select the correct answer of the following statement:
A decahydrate crystal.
Give a reason for the following:
A crusty ‘boiler scale’ is formed in boilers, when hard water is used.
Pour water from the ice tray into a kettle. Ask an elder at your home to heat the kettle and observe the mouth of the kettle when the water starts boiling.
What do you see?
Water is the most ________ resource on the Earth.
______ plays a vital role in the evolution and survival of life.
Rivers from land, add minerals to seawater. Discuss how?
“Every Drop Counts” is a slogan related to
A jumbled word is given here. Write the correct form of the word.
WOSN
From where do the following usually get water? In which form is water present in them?
Aquifer
What is saltwater?
Dissolve two spoons of common salt in half a cup of water. Now if you want to get the salt back, what will you do?
Construct a crossword puzzle of your own using the keywords.
