World Geography
Ultrasound which is upper limit of human hearing is characterized by which of the following frequencies?

Above 200 KHz
Below 20 KHz
Above 20 KHz
Above 2 KHz

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World Geography
The land-sea distribution or the positions of the world's continents and major oceans influences

the development of the mid-latitude cyclonic depressions, at the convergence zone between polar and
None of these
the major pressure belts that develop from the general circulation of the atmosphere
both (a) and (b)

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World Geography
Which among the following pairs of volcanoes is/are correctly matched?Mount St. Helens – United StatesMount Vesuvius – ItalyMount Krakatoa – IndonesiaSelect the correct code from the options given below:

Only 2 & 3
1, 2 & 3
Only 1 & 3
Only 2

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