What type of pollination takes place in Vallisneria?
Pollination occurs in submerged condition by water
Flowers emerge above surface of water, and pollination occurs by insects.
Flowers emerge above water surface, and pollen is carried by wind.
Male flowers are carried by water currents to female flowers at surface of water
What are chasmogamous flowers? Can cross-pollination occur in cleistogamous flowers? Give reasons for your answer.
They are dispersed in pollination.
Geitonogamy involves
Which prevents self pollination
Definations / Explanation :
$1.$ chasmogamous
$2.$ Cleistogamous