Which one of the following pollinations is autogamous?
Geitonogamy
Xenogamy
Chasmogamy
Cleistogamy
In nature, cleistogamous flowers are
In which characters air pollinated flowers differ from insect pollinated ones
Which one of the following is not a correct explanation of cross-pollination?
Pollination occurs when a pollen grain
Given below are two statements :
Statement $I:$Cleistogamous flowers are invariably autogamous
Statement $II:$Cleistogamy is disadvantageous as there is no chance for cross pollination.
In the light of the above statements, choose the correct answer from the options given below :