Which one of the following statements about the atmosphere is correct?
The atmosphere has definite upper limits but gradually thins until it becomes imperceptible.
The atmosphere has no definite upper limits but gradually thins until it becomes imperceptible.
The atmosphere has definite upper limits but gradually thickens until it becomes imperceptible.
The atmosphere has no definite upper limits but gradually thickens until it becomes imperceptible.
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