Question : The breaking up and decay of exposed rocks by temperature changes, frost action, plants, animals and human activity is called:
Option 1: Smelting
Option 2: Erosion
Option 3: Weathering
Option 4: Deforestation
Correct Answer: Weathering
Solution : The correct answer is Weathering
Weathering is the disintegration and deterioration of exposed rocks caused by variations in temperature, frost action, vegetation, animals, and human activities. One type of extractive metallurgy that produces a metal from its ore is smelting. Erosion is the process that wears down the earth's upper surface or nutrient layer.
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