Which one reveals, more appropriately, functioning of the heart?
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Which of the following is not a constituent of biogas?
In which state is Koyna dam located?
Which of the following is at the second trophic level of a food chain?
Who of the following founded the Vikramashila University?
Which country was a part of the Axis Powers during World War 2?
As of February 2018, who owns the Delhi-based IPL team "Delhi Daredevils"?
Match the following.