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How much of the Earth's land surface is desert ?
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1 10th
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1 5th
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1 3rd
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1 6th
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Correct Option: C
Deserts take up about one third (33%) of the Earth’s land surface. Hot deserts usually have a large diurnal and seasonal temperature range, with high daytime temperatures, and low nighttime temperatures (due to extremely low humidity). In hot deserts the temperature in the daytime can reach 45 °C/113 °F or higher in the summer, and dip to 0 °C/32 °F or lower at nighttime in the winter.