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प्रश्न
A jumbled word is given here. Write the correct form of the word.
CHARREGE
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उत्तर
RECHARGE
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संबंधित प्रश्न
Give balanced chemical equation for the reaction of water with Iron .
Give the molecular formula of water ?
Give reason of Carbonated drinks are bottled under high pressure.
How are clouds formed?
Why is water considered a compound?
Define
Henry's law
Why is it said that seawater is useful even though it is not potable?
Household detergents contain mainly ______ and pollute water bodies.
Fill in the blank:
The sample of hard water which lathers with soap after boiling and filtration contains _____.
State the importance of water for all general uses.
Differentiate between the following:
Natural water and treated water
Water changes to ice at ______.
Water is colourless, odourless and _______.
In the coastal areas, wind current moves from the sea towards the land during the day; but during the night it moves from land to the sea. Discuss the reason.
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
Match Column I with Column II
| Column I | Column II | ||
| (a) | Ground water | (i) | Solid form of water |
| (b) | Bawri | (ii) | Wastage of water |
| (c) | Snow | (iii) | Water management |
| (d) | Drip irrigation | (iv) | Small water |
| (e) | Leaking taps | (v) | Water table |
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.
Match the items of Column I with the items of Column II with reference to sewage.
| Column I | Column II | ||
| (a) | Inorganic impurities | (i) | phosphorus and nitrogen |
| (b) | Organic impurities | (ii) | nitrates and phosphates |
| (c) | Nutrients | (iii) | cholera and typhoid |
| (d) | Bacteria | (iv) | pesticides and herbicides |
