10th Class Science Life Processes Question Bank 10th CBSE Science Life Processes

  • question_answer
      What are the differences between the transport of materials in xylem and phloem?                                                    

    Answer:

       [NCERT]          
    Transport in xylem Transport in phloem
    1. It transports water and minerals. 2. The movement is generally unidirectional. 3. It is not influenced by metabolic inhibitors.   4. It is carried out by xylem vessels and tracheids.     5. Major operating forces are diffusion and transpiration pull. 1. It transports organic nutrients. 2. The movement is multidirectional. 3. Phloem transport is inhibited by metabolic inhibitors. 4. Takes place in sieve tubes with the help of adjacent companion cells. 5. Energy (ATP) is required for translocation.


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