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Design an experiment to demonstrate hydr...

Design an experiment to demonstrate hydrotropism.

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Materials required -
Seeds of bean, a deep trough, sand and porous. pot.
Procedure - Fill the trough with sarid and sow some seeds in it. Make a pit in the sand and insert a porous pot in it.
Fill porous pot with water. And leave it for a week.
Observation- After a week when the seeds are taken out, it isobserved that roots had grown towards the direction of the porous pot. This shows the hydrotropic movement in roots.
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