Around how much percent of earth's surface is covered with water?
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The centre of a cyclone is a calm area, it is called the ________ of the storm.
Which of the following is NOT an effect of Noise Pollution?
Exobiology refers to
Brain fever is a disease spread through which of the following?
How many constellations have been named?
Which layer of earth is liquid?
The crust and the inner core are solid, whereas the outer core and inner mantle are liquid. The outer mantle is semi solid.
What is the name of first solar mission of Indian Space Research Organisation set to be launch in 2019?