Which one of the following is the process involved in photosynthesis?
Potential energy is released to form free energy
Free energy is converted into potential energy and stored
Food is oxidized to release carbon dioxide and water
Oxygen is taken, and carbon dioxide and water vapour are given out
For election to the Lok Sabha, a nomination paper can be filed by
Miscellaneous · Easy
In a month if the seventh day is three days earlier than Saturday,then the nineteenth day of the month will be a
Miscellaneous · Easy
Which among the following events happened earliest ?
Miscellaneous · Easy
An 80-litre solution of alcohol and water has 75% alcohol. How much water (in litres) must be added to bring down the concentration of alcohol to 60%?
Miscellaneous · Easy