Water reaches the top of a plant due to

Root pressure develops due to

Water molecules are highly polar. The polar end of a molecule attracts opposite charges on another water molecule (acting like a magnet). How would you explain this property of water with reference to the upward movement of water? Comment on the upward movement of water given the intermolecular hydrogen bonding in water.

Root pressure is maximum when

Which of the following helps in the ascent of sap?

The most widely accepted explanation for the ascent of sap in trees is: