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Question

The statement given below is incorrect. Rewrite the correct statement by changing the underlined words of the statement.

Root pressure is present in all plants.


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Solution

Explanation :

  1. Root pressure is a positive pressure of around 1-2 atm.
  2. It develops in the xylem channels of many herbaceous plants but is not present in all plants and in all seasons.
  3. It helps in the ascent of sap when there is little transpiration.
  4. Hence, it is not a regular mechanism of the ascent of sap.

Root pressure is present in many plants.


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