Preservation of historical articles is done in science of ________________
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On 10 April 2017, Lok Sabha Passed the Motor Vehicles Act (Amendment) Bill, 2016. Under the new provisions, government will develop a scheme forcashless treatment of road accident victims during ______.
The outermost layer of Earth is called _______.
An _______________ is a sudden shaking or trembling of the earth.
Study of earth is known as
Rectifiers convert _____.
What is an endothermic reaction?
_____ is the fourth state of matter.