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प्रश्न
Name the following
The natural process by which circulation of water takes place from the earth’s surface to the atmosphere and back to the earth’s surface.
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उत्तर
Water cycle.
संबंधित प्रश्न
Give the percentage of water in the following:
Rice and wheat grains
Give the importance of water in life processes
Complete the statement by filling in the blanks with the correct words.
Water generates ______in hydroelectric power stations and ________in boilers for industrial applications.
(carbon dioxide/steam/heat/electricity)
Explain how water plays an important role in the Industry.
Complete the statement by filling in the blanks with the correct words.
Water is added to the atmosphere by _____________and _____________.
(burning of fossil fuels/condensation of vapour/ respiration by living organisms/photosynthesis)
Explain how water plays an important role in Agriculture.
State whether the following statement is true or false. If false, write the correct statement.
Purification of water is carried out to remove – dissolved gases e.g. carbon dioxide and dissolved minerals like magnesium salts.
State whether the following statement is true or false. If false, write the correct statement.
Sodium carbonate and sodium sulphate do not form an aqueous solution.
Explain the meaning of the following term:
Saturated solution
The human body requires ______ liters of water per day for proper functioning.
