What is the function of the casparian strip in the endodermis of roots?

What is the function of the casparian strip in the endodermis of roots?
  1. To allow water movement
  2. To prevent water movement
  3. To provide a barrier to water movement
  4. To allow only symplastic movement

Solution

The casparian strip in the endodermis is impervious to water and prevents water movement, directing water to wall regions that are not suberised.

Asked in: NCERT

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