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Question

How does organic food move in plants?


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Solution

Translocation of organic food:

  1. The transport of nutrients and other components from leaves to other tissues throughout the plant is known as translocation.
  2. Plants manufacture carbohydrates (sugars) in their leaves through photosynthesis, but carbohydrates and other organic and non-organic elements are also required by non-photosynthetic portions of the plant.
  3. As a result, nutrients are transferred from sources (excess carbohydrate-rich regions, typically mature leaves) to sinks (regions where the carbohydrate is needed). Roots, flowers, fruits, stems, and growing leaves are all significant sinks.
  4. The phloem pathway, or phloem transport system, is the major food-conducting tissue in vascular plants, and translocation happens within a sequence of cells known as the phloem pathway, or phloem transport system. Nutrients are translocated as solutes in a fluid termed phloem sap in the phloem.
  5. Sugars, amino acids, and minerals are the most commonly translocated nutrients, with sugar being the most concentrated solute in the phloem sap.
  6. Upward and downward translocation are both possible. The ascent of sap is aided by basic physical processes such as transpiration and root pressure, but translocation requires the use of energy.

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