Which of the following is the world's top environmental conservation award?
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In the National Flag of India, Ashoka Chakra is a ________ spoked wheel.
Earth is also known as _______.
Which company developed 'Hack' Programming Language?
The ozone layer is mainly found in the lower portion of the _______.
Name the gas used in preparation of bleaching powder
Why is Carbon Monoxide a pollutant ?
A solution that is at equilibrium must be