Pollination Nd Its Type Flashcards
What is pollination
The transfer of pollen grains that are shed from the anther to the stigma of the pistil is termed as pollination
What are the different types of pollination
Autogamy geitonogamy xenogamy
What is autogamy
The pollination within the same flower of the same plant is termed as autogamy
What is required for autogamy
The synchrony between pollen release and stigma respectively
What are the conditions for geitonogamy
Pollination between same plant hens they are genetically identical
Between two flowers involve as pollinating agent ecologically and functionally cross pollination
What is xenogamy
Between two flowers of different plants
What are the conditions for xenogamy
Genetically ecologically is cross pollination
Agents (pollinator) are required
What are the disadvantage and advantages of autogamy
Disadvantage - no variation
Advantage- need pollinator
The disadvantages and advantages of geitonogamy
There are no advantages as the disadvantages are they need pollinator and they are genetically similar therefore the show in breeding depression and hens there is no variation
What is the advantages and disadvantages of xenogamy
Advantage is they have variation
Disadvantage - need pollinator
