What is pollination and mention any four features of wind pollinated flowers?

Features of wind pollinated flowers: (i) Pollen grains are light and non sticky so that they can be transported in wind currents. (ii) They possess well exposed stamens for easy dispersal in wind currents. (iii) Possess large often – feathery stigma to easily trap air borne pollen grains.

What is pollination mention any 4 features of wind pollinated flowers?

– Large amounts of pollen are produced as many of them are lost in the air by wind. – Pollens are light so that they can easily move by air. -Stigma is feathery so that it can easily trap the pollen grain. -Do not produce nectar and even flowers are not too bright.

What is pollination Class 12?

Transfer of pollen grains from anther to stigma is termed as Pollination. This transfer of pollen grains occurs with the help of pollinating agents like wind, water, insects, birds etc. There are different types of pollination: Autogamy.

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Which of the following is a feature of wind pollinated flowers?

Wind pollinated flowers must show such kind features like large protruding stigma, feathery sticky stigma without petal, odor and nectar to confirm the pollination and anther produce light and large numbers of pollen grains which can travel long distances with wind.

What are 3 flowers that are wind pollinated?

List of wind pollinated plants

  • wheat.
  • rice.
  • corn.
  • rye.
  • barley.
  • oats.

What is wind pollination?

the process in which the wind carries pollen (= powder produced by male part of flower) from one plant to another which is then fertilized. Plant reproduction.

What is pollination Class 4?

Pollination is the act of transferring pollen grains from the male anther of a flower to the female stigma. The goal of every living organism, including plants, is to create offspring for the next generation. … Seeds can only be produced when pollen is transferred between flowers of the same species.

Is wind a pollinator?

Wind pollinates a wide range of trees, grasses and wildflowers. Wind-pollinated plants evolved to keep their distance from pollinating insects and other fauna—yet these plants still depend on pollen to fertilize their flowers and so create the seeds of future generations.

What is pollination in science class 7th?

The transfer of pollen grains from the anther to the stigma is called pollination.

What are the characteristics of wind and water pollinated flowers?

Wind-large amount,light non-sticky,well exposed stamens,feathery stigma Water– mucilaginous covering long ribbon –like Insect-large colourful,fragrant, nectar.

What are the unique feature of flower that are pollinated by wind and insect?

Stigma is small and is situated deep inside the petals. The stamens are long and visible out of petals. Stamens may be small and hidden inside petals. The anthers are found deep inside the flower.

Insect Pollinated and Wind pollinated flowers: Differences.

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How are flowers adapted for wind pollination?

A wind pollinated flower is adapted to let the wind transport its pollen. … A wind pollinated flower has long stamens that can hang outside the flower and present the pollen to the wind. The stamens make large amounts of pollen because wind pollination is less sure than insect pollination.

Which of the following features is most likely to be found on a wind pollinated plant?

Wind and insect pollination

Feature Insect-pollinated Wind-pollinated
Position of stigma Enclosed Exposed
Type of stigma Sticky, so that pollen attaches to insects Feathery, to catch pollen blown from wind
Colour of petals Brightly coloured to attract insects Dull, usually green
Nectaries Present as reward for insects Absent

What are the characteristics of wind water and insect pollinated flowers Class 12?

Answer

  • Large production of pollen grains.
  • The anther is well exposed.
  • are not attractive and scent emitting.
  • Feathery and sticky stigma. The pollen grains are light and non-sticky so that they can be transported in wind currents.
  • Flowers do not possess nectar.

Why maize flower is wind pollinated?

Maize flowers have evolved over time ,that is they have changed over time to use wind for pollination. They do not need pretty petals. The pollen is light so it can blow around and the ends of the female parts that are stigma are fluffy to catch all the tiny pollen grains.