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प्रश्न
From where do the following usually get water? In which form is water present in them?
Plants
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उत्तर
Plants get water from the soil. In plants, water is present in liquid form.
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संबंधित प्रश्न
What is the major source of fresh water in the city/town/village where you live?
Name the gas produced when chlorine is dissolved in water and exposed to sunlight.
Give the molecular formula of water ?
Give reason of Alcohol is mixed with water and is used in car radiator.
What causes the violence associated with torrential rain?
Identify A, B, C and D; first one is done for you.
Explain why:
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Of the total water available on the earth, fresh water forms ______ percent.
Give the importance of dissolved minerals & salts.
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A decahydrate crystal.
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The type of water softened by addition of washing soda is ______.
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State any two sources of water pollution.
Match the terms in List I with the correct answers in List II.
| List I | List II |
| 1. Solubility in a given solvent decreases with an increase in temperature. | A: Na2SO4.10H2O |
| 2. A white efflorescent crystal | B: NaOH |
| 3. A hygroscopic dehydrating agent | C: Ca(HCO3)2 |
| 4. A deliquescent alkali | D: conc. H2SO4 |
| 5. A substance present in temporary hard water | E: CaSO4 |
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State whether the following statement is True or False. If false, give the correct statement.
51% of the earth’s surface is covered with water
A jumbled word is given here. Write the correct form of the word.
QUIFERA
A mixture (x) in water contains suspended solids, organic impurities, inorganic impurities (a), nutrients (b), disease-causing bacteria and other microbes. Give names for (x), (a) and (b)?
Write any two activities which require less than one bucket of water.
