What is the ultimate cause of water movement in a plant stem against gravity? -Do You Know?

What is the ultimate cause of water movement in a plant stem against gravity? -Do You Know?
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The ultimate cause of the movement of water against gravity in a tree is Transpiration because, Transpiration is a process of evaporation of water from leaves which creates transpirational pull and helps water to move through the roots of a plant against the gravity.
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