O Level Biology 15 Views 1 Answers
Identify and draw the anthers and stigmas of a wind-pollinated flower
Identify and draw the anthers and stigmas of a wind-pollinated flower
Answered step-by-step
To identify and illustrate the anthers and stigmas of a wind-pollinated flower, we can focus on the key characteristics and structures that facilitate this type of pollination.
Key Features of Wind-Pollinated Flowers
- Anthers:
- Wind-pollinated flowers typically have long, protruding anthers that are well-exposed to the air. This design allows for easy dispersal of pollen grains into the wind.
- The anthers produce a large quantity of lightweight, smooth pollen grains that can be carried by air currents.
- Stigmas:
- The stigmas of wind-pollinated flowers are often large and feathery, which increases their surface area to effectively catch airborne pollen grains.
- These stigmas are usually positioned outside the flower to maximize exposure to the wind.
Diagram of a Wind-Pollinated Flower
Here is a simple diagram illustrating the anthers and stigmas of a wind-pollinated flower:
Summary of Functions
- Anthers: Produce and release pollen grains; designed to be easily dislodged by wind.
- Stigmas: Capture pollen grains from the air; feathery structure enhances efficiency in trapping pollen.
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