Stomata are a liability for plants for all of the following

Stomata are a liability for plants for all of the following reasons EXCEPT:

Question 8 options:

water is lost when they are open

phloem dripping from stomata can attract pathogens

guard cells must be flexible to change shape daily

pathogens may enter leaves through them

Solution

\"Guard cells must be fflexible to change shape daily , \" is the correct option. Other options are a liability of stomata if water is evaporated out then due to excessive evaporation plant may become weak. Through the stomata pathogens can invade the leaf tissue which is also harmful for plant.