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Which of the following have sticky stigmas?
Option: 1
Vallisneria
Option: 2
Hydrilla
Option: 3
Zostera
Option: 4
All of the above
Answers (1)
The stigma is the sticky top portion of the pistil that traps and holds pollen. The flower is responsible for sexual reproduction in flowering plants. The essential floral parts are the stamens, which are male, and the pistil, which is female. Vallisneria, Hydrilla, and Zostera have lengthy and sticky stigmas. Hence option D is correct.
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