Question

Transpiration pull is due to ______.

Options

• high soil water

• loss of water by cells

• high CO₂ levels

• none of these

Answer 1

Transpiration pull is due to loss of water by cells.

Explanation:

When mesophyll cells lose water vapour into the air during transpiration, they develop a lower water potential, drawing water from neighbouring cells and creating a continuous upward suction pull.