10 Questions
What is the primary reason for the evolution of adaptations in flowering plants?
To ensure fertilisation in absence of motile gametes
What is the term for the transfer of pollen grains from the anther to the stigma of the same flower?
Autogamy
What is a characteristic of flowers that undergo autogamy?
They have synchrony in pollen release and stigma receptivity
What is the primary function of external agents in flowering plants?
To achieve pollination
What is the structure of a mature angiosperm embryo sac?
8-nucleate and 7-celled
What is the term for the transfer of pollen grains from the anther of one flower to the stigma of another flower?
Cross-pollination
What is the primary advantage of wind pollination?
It allows for cross-pollination over long distances
What is the term for the movement of pollen grains from the anther to the stigma of a flower?
Pollination
What is the function of the anther in a flower?
To produce the pollen grains
What is the characteristic of pollen grains that makes them dependent on external agents?
They are non-motile
Learn about the different methods of pollination in flowering plants, including biotic and abiotic agents. Understand the importance of pollen production and its role in plant reproduction.
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