Question

**2. Define water potential?
. What is the value of water potential of pure water ?​

Answer 1

Answer:

Water potential is denoted by the Greek letter ψ (psi) and is expressed in units of pressure (pressure is a form of energy) called megapascals (MPa).

Answer 2

Answer:

⭐ $\huge\underline\purple{ Water \: potential }$ :-

• The measure of relative tendency of water to move from one part to another part is called $\rm\red{ water \: \: potential }$.

→ The value of water potential of pure water is taken as $\huge\bold\green{ zero }$.