Question

 If in a plant cell ψ_p = 3 bars and its ψ_s = – 4.5 bars, what will be the resulting ψ_w?

विकल्प

• – 1.5 bars

• – 2.5 bars

• – 7.5 bars

• 1.5 bars

Answer 1

– 1.5 bars

Explanation:

ψ_w = ψ_s + ψ_p

= (– 4.5) + 3 bars

= – 1.5 bars