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Could the pollen get to the stigma on its own?

Looking for an answer to the question: Could the pollen get to the stigma on its own? On this page, we have gathered for you the most accurate and comprehensive information that will fully answer the question: Could the pollen get to the stigma on its own?

A microscopic tube sprouts from each pollen grain and starts to grow into the stigma. It then grows down through a stalk, called the style, towards the eggs in the ovules below. what is the function of the stigma? In a flower, this landing zone and entrance is the stigma.


Flowering plants are able to pollinate other plants within the same species, that's why pollen of rose can't germinate on stigma of lily. It is also dependent on the pollen-pistil interaction in which pistil recognize pollen of its species. @ Will Pollen From a Rose Germinate a Stigma of a Lily?


Pollination is the process by which pollen is transported from the anthers to the stigma of a flower or plant. Some plants have the ability to self-pollinate as pollen falls off of the anther and lands on the stigma. In nature cross-pollination generally occurs by wind and animals. Accordingly, how does pollen get to the pistil?


Only after pollination, when pollen has landed on the stigma of a suitable flower of the same species, can a chain of events happen that ends in the making of seeds. A pollen grain on the stigma grows a tiny tube, all the way down the style to the ovary.

What happens when a pollen lands on a suitable stigma write about the events that occur till the seed formation in the ovary?

1)Fertilization occurs with the help of pollination. 2)when pollen grains land on suitable stigma they have to reach ovary. 3)Pollen tube arises from pollen grains inside style through this pollen tube pollen grain reach ovary. 4)Fusion takes place between egg and pollen grain leading to formation of zygote.


Why do pollinators carry pollen?

A pollinator is anything that helps carry pollen from the male part of the flower (stamen) to the female part of the same or another flower (stigma). The movement of pollen must occur for the the plant to become fertilized and produce fruits, seeds, and young plants.


How pollen grains reach from anther to stigma?

4:025:59Pollination and Fertilisation - YouTubeYouTube


How is a pollen tube formed?

Pollen tubes are produced by the male gametophytes of seed plants. ... Once a pollen grain has implanted on a compatible stigma, its germination is initiated. During this process, the pollen grain begins to bulge outwards to form a tube-like structure, known as the pollen tube.


How are the stigma and pollen grains adapted for pollination?

Pollen grains are also adapted for insect pollination. Some pollen grains are hairy or spiky, and others are sticky, so they attach to the insect. ... The anthers dangle in the breeze, and the pollen is blown away. The pollen grains are very small and light so they are easily carried on the wind.


When pollen is transferred from the anther to the stigma?

cross-pollination When the pollen grains are transferred from the anther of one flower to the stigma of the same flower of the same plant, it is known as autogamy. When pollen grains are transferred from one flower's anther to another flower's stigma to another individual of the same species, it is known as cross-pollination.


What will happen to the plant if the stigma is removed?

Removal of the stigma has the most dramatic effect, reducing lifespan of the flower by about 50 per cent, to 3 d. This reduction can be lessened if IAA or 2,4-D is applied to the cut surface of the style.


Why plants don't pollinate themselves?

Because cross-pollination allows for more genetic diversity, plants have developed many ways to avoid self-pollination. ... These flowers make self-pollination nearly impossible. By the time pollen matures and has been shed, the stigma of this flower is mature and can only be pollinated by pollen from another flower.


What helps to bring pollen grains to stigma?

It is carried out by cross-pollination by agents like insects,wind and sometimes even water.Firstly in few of the plants, the stigma is quite sticky and is wide open in the case of wind pollination. ... Thereby, the pollen grains get transferred to stigma in cross and self pollination.Dec 12, 2016


How does pollen get into the stigma?

Due to the spatial separation between male and female organs, pollen grains from the anther of most flowering plants are transported by wind or animals and deposited onto the receptive surface of the stigma of a different plant [9], [10].


What helps to pollen grains to the stigma?

It is carried out by cross-pollination by agents like insects,wind and sometimes even water.Firstly in few of the plants, the stigma is quite sticky and is wide open in the case of wind pollination. ... Thereby, the pollen grains get transferred to stigma in cross and self pollination.Dec 12, 2016


How is pollen transferred in pollination?

People can transfer pollen from one flower to another, but most plants are pollinated without any help from people. Usually plants rely on animals or the wind to pollinate them. ... Another way plants are pollinated is by the wind. The wind picks up pollen from one plant and blows it onto another.


Can pollination take place without pollen explain?

Pollination occurs in several ways. People can transfer pollen from one flower to another, but most plants are pollinated without any help from people. Usually plants rely on animals or the wind to pollinate them. ... When they move to another flower to feed, some of the pollen can rub off onto this new plant's stigma.


How can pollen be transferred to stigmas of flowers?

Flowers must rely on vectors to move pollen. These vectors can include wind, water, birds, insects, butterflies, bats, and other animals that visit flowers. ... When the animal visits another flower for the same reason, pollen can fall off onto the flower's stigma and may result in successful reproduction of the flower.


What does happen if pollen does not reach on stigma?

If pollen of rose gets deposited on stigmas of lily flower, then germination will not take place because though many pollens land on the stigma of flowers, only the pollens of flowers belonging to the same species germinate to form the pollen tube to reach the ovary.


Why do pollen grains only produce tubes in flowers of their own species?

Why do pollen grains only produce tubes in flowers of their own species? ... Pollen grain too large to fit down stigma and go down the style. Explain how the pollen tube grows down through the style. If pollination is successful, a pollen grain germinates and a pollen tube grows down the style toward the ovary.


Can a flower pollinate itself?

Among other plants that can self-pollinate are many kinds of orchids, peas, sunflowers and tridax. Most of the self-pollinating plants have small, relatively inconspicuous flowers that shed pollen directly onto the stigma, sometimes even before the bud opens.


When pollen is transferred to a stigma from the same plant?

When pollen from a plant's stamen is transferred to that same plant's stigma, it is called self-pollination. When pollen from a plant's stamen is transferred to a different plant's stigma, it is called cross-pollination. Cross-pollination produces stronger plants. The plants must be of the same species.


How does pollen get transferred?

Pollen from a flower's anthers (the male part of the plant) rubs or drops onto a pollinator. The pollinator then take this pollen to another flower, where the pollen sticks to the stigma (the female part). The fertilized flower later yields fruit and seeds.


What helps to bring pollen grains to the stigma?

It is carried out by cross-pollination by agents like insects,wind and sometimes even water.Firstly in few of the plants, the stigma is quite sticky and is wide open in the case of wind pollination. ... Thereby, the pollen grains get transferred to stigma in cross and self pollination.Dec 12, 2016

Could the pollen get to the stigma on its own? Video Answer

Germination of pollen on stigma

Could the pollen get to the stigma on its own? Expert Answers

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Could the pollen get to the stigma on its own?

5/5 (101 Views . 22 Votes) Pollen can't get from the anthers to the ovules on its own, so pollination relies on other things to move the pollen. The wind or animals, especially insects and birds, pick up pollen from the male anthers and carry …

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Michaela ⭐ Answeregy Expert

How does pollen reach the stigma?

Pollen can't get from the anthers to the ovules on its own, so pollination relies on other things to move the pollen. The wind or animals, especially insects and birds, pick up pollen from the male anthers and carry it to the female stigma .

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What is germination of pollen on stigma?

Pollen can't get from the anthers to the ovules on its own, so pollination relies on other things to move the pollen. The wind or animals, especially insects and birds, pick up pollen from the male anthers and carry it to the female stigma.

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How does a pollen grain get to the stigma of pistil?

To be pollinated, pollen must be moved from a stamen to the stigma. When pollen from a plant's stamen is transferred to that same plant's stigma, it is called self-pollination. Also, could the pollen get to the stigma on its own? Pollen can't get from the anthers to the ovules on its own, so pollination relies on other things to move the pollen.

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What happens to the pollen after it reaches the stigma?

Pollen can't get from the anthers to the ovules on its own, so pollination relies on other things to move the pollen. The wind or animals, especially insects and birds, pick up pollen from the male anthers and carry it to the female stigma.

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autotroph heterotroph have to find there own food. ... describe two different ways a pollen grain can get to the stigma of the pistil. pollinator ,wind or water. things plants need to survive on land. take in nutrients water and carbon dioxide. the green pigments in chloroplasts that absorbs light energy from the sun.

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Background Due to the spatial separation between male and female pollen grains from the anther of most flowering plants, including orchids, pollens are transported by wind or animals and deposited onto the receptive surface of the stigma of a different plant. However, self-pollination is common in pollinating animal-scarce habitats. In such habitats, self-pollinations …

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Stuart Morrison

Hi everyone, my name is Stuart Morrison and I am the editor-in-chief and author of the Answeregy website. I am 35 years old and live in Miami, Florida. From an early age I loved to learn new things, constantly reading various encyclopedias and magazines. In 1998 I created my first Web site, where I posted interesting facts which you could rarely learn elsewhere. Then, it led me to work as a content manager for a large online publication. I always wanted to help people while doing something I really enjoyed. That's how I ended up on the Answeregy.com team, where I... Read more