Advertisements
Advertisements
प्रश्न
Name the gas produced when a piece of calcium is added to water.
Advertisements
उत्तर
Hydrogen
APPEARS IN
संबंधित प्रश्न
Use of excessive .................... by farmers causes water pollution.
What is the smallest particle of water ? Describe it’s structure.
Describe the water-cycle in nature.
Which property of water enables it to modify the climate?
The water in a lake is called ground water.
Complete the statement by filling the blank with the correct word from the option.
The ratio of hydrogen & oxygen in water is ____.
Name a deliquescent substance’.
If, at some place, it did not rain for a very long period of time, what would be its effect on the life of the people there?
Look at the map of Tamilnadu showing annual rainfall and answer the questions given below
- Identify the districts that get only low annual rainfall in Tamilnadu.
- Identify the districts that get a medium annual rainfall in Tamilnadu.
- State the districts that enjoy high annual rainfall in Tamilnadu.
Among the given options, which one is not correct for the use of large amounts of fertilisers and pesticides?
