World Geography
Which among the following statements is/are correct about impact crater?They are formed by the hypervelocity impact of a smaller bodyThe have similar composition like sinkholes, glacial cirques,etcSelect the correct code from the options given below:

Both 1 & 2
Only 2
Neither 1 & 2
Only 1

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World Geography
Which among the following statements is/are correct about Population of the world?In the twentieth century itself the population has increased four times.Human population increased more than ten times in the past 500 hundred years.World population exploded in the eighteenth century after the Industrial Revolution.Select the correct code from the options given below:

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

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