___ is a unit of length, roughly the distance from Earth to the Sun.
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Which of the following is the cleanest source of energy?
From which of the following are the Fundamental duties adopted?
As of 2018, who is the CEO and president of MasterCard?
Vistara airline is a joint venture between Tata Sons and which international airlines?
The Incident Command System (ICS) is
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Blood group AB has
The color of human skin depends upon