How does humidity affects the water up?

Question

how does humidity affects the water up take and loss in plants

Answer 1

Water uptake is from the soil. Higher humidity would keep more moisture in the soil and aid the plant.

Water is lost through transpiration, it would occur less in high humidity, since it needs to evaporate from the leaves and evaporation rates would be lower in higher humidity.

Answer 2

There is less water lost when there is higher humidities