Answer :

Plants require a specific pH range for their healthy growth. So it is very necessary to analyse the pH of soil. The pH value of soil can be determined as follows:

Take about 2g of soil in a test tube and add 5 ml distilled water to it.


Shake the contents and then filter. Collect the filtrate in a test tube.


Measure the pH using universal indicator and match the colour from following chart:



The pH value of soil of different places along with the suitable crops is summarised as follows:



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