World Geography
The infrared radiation by sun are strongly absorbed by

ozone
carbon dioxide and water vapours
water vapours
carbon dioxide

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World Geography
Which among the following factor/factors have led to the extensive development of dairy farming in the dairy belt of North America?Hot and humid climateRainfall varying between 55 and 125 cm.Select the correct code from the options given below:

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

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World Geography
The initial increase of magnetic field in magnetic storms is caused

None of these
when there is a large decrease in field intensity
when the gust wind itself engulfs the magnetosphere
when the shock wave, associated with the gusty solar wind, compresses the magnetosphere

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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
1, 2 & 3
Only 1
Only 2 & 3

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