Chlorophyll was first isolated and named by
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The Equator does NOT pass through which of the following countries?
Which of the following is a component if M-1
The commonly used thermometric substance is _____.
Under which Article is the Union Public Service Commission of India established?
Instrument for measuring low temperatures is called
As per Newton's law of gravitation, the force between two bodies is ________.
The instrument used to determine the rotation speed of a shaft is called