71st BPSC Prelims (2025), question 146

🔬 Science & Technology

146. Xylem in plants is responsible for:

     1. Transport of water and dissolved minerals
     2. Transport of foods
     3. Transport of oxygen and other gases
     4. Transport of essential amino acids
     Show answer

     Answer: A — Transport of water and dissolved minerals

     Xylem transports water and dissolved minerals from roots upward; phloem carries food.

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