Biology
A basement godown is stocked with bags of food grains. It is observed that the walls of the godown cracked after being flooded with rain water. Explain the phenomenon.
Roots Absorption
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Answer
When rainwater flooded the godown, the dry food grains soaked up water due to imbibition and swelled. The swollen grains pressed hard on the walls, creating high pressure, which caused the walls to crack.
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