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Which of the following is the first country to become Carbon-Negative?
What is the unit of the physical quantity, Illuminance?
All respiratory equipment must be approved byl
The National Institute for Occupational Safety and Health (NIOSH) will approve all respiratory equipment.
Revolving Door was invented by ________.
Who among these has not been awarded Bharat Ratna?
The Ibadat Khana was a meeting house built by which Mughal Emperor?
A mobile plan costs Rs. 32 for 6 minutes. What is the approximate cost, in rupees, for 4 minutes?