Vocal chords in women are _______________ than vocal chords in men.
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Gravitational force is maximum at which of the following place?
What will you call a system of taxation under which the poorer sections are taxed at higher rates than the richer sections?
Yeast is a ______________
Which type of pathogen causes the water-borne disease Typhoid fever?
Fire extinguishers emit which gas?
Oxygen molecule is ______.
What is the net charge on Calcium fluoride?