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From where do the following usually get water? In which form is water present in them? Aquifer - Science

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प्रश्न

From where do the following usually get water? In which form is water present in them?

Aquifer

अति संक्षिप्त उत्तर
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उत्तर

Aquifer gets water from rain. Water in an aquifer is present in liquid form as underground water.

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अध्याय 16: Water : A Precious Resource - SHORT ANSWER QUESTIONS [पृष्ठ ८८]

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एनसीईआरटी एक्झांप्लर Science [English] Class 7
अध्याय 16 Water : A Precious Resource
SHORT ANSWER QUESTIONS | Q 22. (d) | पृष्ठ ८८

संबंधित प्रश्न

Name the gas produced when a piece of calcium is added to water.


 Match the statements in column A with that in column B.

 Column A  Column B
 (a) deliquescent substance (1) sodium bicarbonate
 (b) hygroscopic substance (2) magnesium chloride
 (c) efflorestance substance (3) conc. sulphuric acid
 (d) substance causing temporary hardness (4) washing soda

Give one word for the following statement:

Water fit for human consumption .


State whether the given statement are true or false. If true, write the reason.
Water availability per person in India is declining.


How is aquatic life benefited by the fact that water has maximum density at 4oC?


State the importance of the solubility of CO2 and O2 in water.


Why is it said that seawater is useful even though it is not potable? 


Give a balanced equation for the following conversion:

Calcium sulphate in permanent hard water to calcium carbonate using sodium carbonate.


Household detergents contain mainly ______ and pollute water bodies.


Which are the three states of water?


Unscramble the words and fill in the blanks.

  • ondencsaonti ______
  • vaeionorpat ______
  • ecippitatrino ______

Look at the map of Tamilnadu showing annual rainfall and answer the questions given below

  1. Identify the districts that get only low annual rainfall in Tamilnadu.
  2. Identify the districts that get a medium annual rainfall in Tamilnadu.
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Total earth’s surface covered by water is


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State whether the following statement is True or False. If false, give the correct statement.

Snow and ice both are solid forms of water


A jumbled word is given here. Write the correct form of the word.

QUIFERA


From where do the following usually get water? In which form is water present in them?

Plants


A man travelling on a train threw an empty packet of food on the platform. Do you think this is a proper waste disposal method? Elaborate.


What is water?


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