Advantage of cleistogamy is
no dependence on pollinators
vivipary
higher genetic variability
more vigorous offspring.
What type of pollination takes place in Vallisneria?
Flowers of insect pollinating plants are....
Assertion : Chasmogamous flowers require pollinating agents.
Reason : Cleistogamous flowers do not expose their sex organs
Even in absence of pollinating agents seed setting is assured in