Our Changing Earth — Social Studies STD 7 — Question
CBSE BoardEnglish MediumSTD 7Social StudiesOur Changing Earth2 Marks
Question
Some rocks have a shape of a mushroom.
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Answer
In desert, wind is an active agent for erosion which erode the lower section of the rock more than the upper part. Therefore, some rocks have a shape of a mushroom having narrower base and wider top.
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