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प्रश्न
Fill in the blank:
The type of water softened by addition of washing soda is ______.
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उत्तर
The type of water softened by addition of washing soda is both types.
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संबंधित प्रश्न
Why do organisms need water?
Name the gas produced when chlorine is dissolved in water and exposed to sunlight.
Name the gas produced when fossil fuel is burnt.
Give one word for the following statement:
A mixture of common salt and ice .
Answer the following question:
Why is acid added to water before electrolysis ?
A jumbled word is given here. Write the correct form of the word.
WOSN
Pick from the following one chemical used to disinfect water.
In a filtration, plant water is filtered using layers of
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)?
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.
