Where is a transistor most likely to be found?
What is Dry Ice?
Which of the following gas was released during Bhopal gas tragedy?
Which of the following three R's are regarded as environment friendly?
Which of the following greenhouse gases has the greatest heat-trapping ability?
Limestone is a raw material used by which industry?
Drug which helps to reduce anxiety and brings about calmness is
Which phenomenon do bats or dolphins use to find prey, predators or obstacles?
Which acid is used in Lead storage battery?
What is the process of melting also called?