The material used in electric heater is
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Which of the following is a renewable source of energy?
Due to incresed weapon launching missions of North Korea, which country has launched a spy satellite to monitor it?
To which habitat is the turtle Petri adapted?
In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/Phrase.
By fits and starts
Atomic number of which of the following elements is greater than that of Copper?
Methane an air pollutant is produced ______.
What is the process of rust forming on iron called?