हिंदी

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

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प्रश्न

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

Plants

अति संक्षिप्त उत्तर
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उत्तर

Plants get water from the soil. In plants, water is present in liquid form.

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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. (b) | पृष्ठ ८८

संबंधित प्रश्न

What is the major source of fresh water in the city/town/village where you live?


Give reason On opening a bottle of a cold drink, a fizz sound is heard.


Name the gas produced when steam is passed over hot coke.


Water has ...................... density and .................. volume at 4°C.


Use of excessive .................... by farmers causes water pollution.


Answer the following question:

What is the chemical composition of water ? Give its molecular formula.


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.


Define
Henry's law


Explain why:

Water is an excellent liquid to use in cooling systems.


Why is it said that water is life?


Answer in your own words.

Why is there a shortage of water even though it occupies about 71% of the earth’s surface?


State the meaning of the term ‘water pollution’. State how you would find out, the different sources of pollution of water bodies in the locality.


Fill in the blank:

The sample of hard water which lathers with soap after boiling and filtration contains _____.


Give a reason for the following:

A crusty ‘boiler scale’ is formed in boilers, when hard water is used.


Name the process which is responsible for the formation of droplets on the surface of a glass of cold drink. _______


Sea water can be used for irrigation as such.


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

WOSN


Fill in the blanks in the following statements using words given in the box.

air, handpumps, cholera, water, large, ground

A very ______ number of our people defecate in the open. It may cause ______ pollution and soil pollution. Both the surface water and ______ water get polluted. ______ water is the source for wells, tubewells and ______. Thus it becomes the most common route for ______ borne diseases like ______, dysentery, etc.


What is water?


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