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प्रश्न
Analogy
Ground water : ______ :: Surface-water : lakes
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उत्तर
Ground water: Tube wells:: Surface-water: lakes.
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संबंधित प्रश्न
Give the percentage of water in the following:
Bread
Give the importance of water in Fire fighting
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.
Explain how water plays an important role in Agriculture.
State whether the following statement is true or false. If false, write the correct statement.
Water finds application as a means of transporting goods.
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.
Explain the meaning of the following term:
The gaseous state of water in the air
Using R.O. (Reverse Osmosis) plant at home eliminates lot of non-potable water. The best way to effectively use the expelled water of R.O. plant is ______.
Analogy:
Napier Bridge area: ______:: Pallikkaranai: Wet land.
