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Insect pollination C) water pollination D) explosive pollination . B only. Insect pollinated (Entomophilous) flowers: These are brightly coloured and attractive. The filaments found in these flowers are strong and short. The stamens are long and visible out of petals. Its pollen grain is big and sticky / spiky to stick to insects while travelling from plant to plant. More pollen grains than insect pollinated flowers. From which part of flower do the below parts develop: (a) Fruit (b) Seeds. This process can be carried out either within a flower or between flowers of the same plant or flowers of different plants. Write the differences between wind-pollinated and insect-pollinated flowers. There are many more differences between insect-pollinated and wind-pollinated flowers. There is a lot of wastage as more number of pollen grains are produced. A and B only. 4.Biotic agents of pollination are insects, animals, etc. iii. There are 2,000 bird species globally that feed on nectar, the insects, and the spiders associated with nectar bearing flowers. A beetle-pollinated flower needs to have easy entrance as beetles are clumsy in flight. All other trademarks and copyrights are the property of their respective owners. Stay tuned with BYJU’S Biology for more differences and other Biology related topics. Non-hovering insects and birds need perches or landing platforms as part of the flower. Stamens may be small and hidden inside petals. These flowers do not generally attract animal pollinators. Nectar produced in nectary 3. Insect-pollinated flowers are different in structure from wind-pollinated flowers. Rich in nectar. … Services, What Is Pollination in Plants? Basically, any insect, rodent, or even mammal that is attracted to the taste of flower nectar will, at least eventually, wind up pollinating a flower. The pollinating agent is wind. Some are pollinated as the currents of wind or water act as vectors. Flowers are large. 4.1 (a) Name the parts labelled A, B, C and D as shown on Fig. Insect pollinated flowers: Pollinating Agent: The pollinating agent is wind. All rights reserved. ... 4 Fig. It is because Insect G thought that flower F is food, thus it is attracted to smell of Flower F. ... - The parents who used it to help their child have found it useful! These flowers often droop or hang pendulously and have modified petals that accommodate the hovering feeding activity of the bird. Write your Centre number, candidate number and name on all the work you hand in. The anthers are found deep inside the flower. The filaments found in these flowers are slender and long. Pollination is the transfer of pollen from a male part of a plant to a female part of a plant, later enabling fertilisation and the production of seeds, most often by an animal or by wind. Insect pollinated flowers are sticky,large with bright colors 2attract d insects,have scent,nectar,large petal for landing of insects. Edit. Difference Between Chromatin and Chromosomes. Insect-pollinated flowers are large, colourful, fragrant and rich in nectar. Mention any four characteristics of insect pollinated flowers. 858 times. Self pollination: Here transfer of pollen occur within the same flower. 64% average accuracy. Insects carry out insect pollination while the wind carries out wind pollination. 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Unlike insect pollinated plants, wind pollinated plants are not scented, because there is no need to attract insects with scent. This was the basis for one theory about the rise of angiosperms: they simply did pollination more efficiently. Insect pollinated flowers have the following characteristics: Our experts can answer your tough homework and study questions. Moreover, they are not colourful and they don’t have nectar. © copyright 2003-2020 Study.com. D A B C Fig. As a result, most wind-pollinated flowers are green or dull-colored. Pollination can be defined as the natural process of transferring pollen grains from the anther (male reproductive part) to the stigma (female reproductive part) of a flower. protects the flower when in bud the surface on which the pollen lands during pollination [4] (b) Describe how the stigmas of wind-pollinated flowers differ from the stigmas of insect-pollinated flowers. Examiner's Use (ii) Pollination can be carried out by insects or by wind. The flowers of wind-pollinated plants don't have to attract insects for fertilization to take place, so there is no biological advantage to having a colorful and aromatic flower. Sciences, Culinary Arts and Personal What is hybridisation? A number of flowers are clustered into an inflorescence to make them conspicuous. mrscoffee. May have sticky mass helping adherence of insects 7. Colorful petals of flower. Generally, insect pollinating flowers are large, colourful, scented and have nectar. They have brightly colored petals. The anthers are often seen being supported outside the flower. Difference between Self-pollination and Cross-pollination. In angiosperms, functional megaspore develope as a... Name the inbuilt mechanism that preserves the... After fertilization the integument develops into ... What are levels of protein structure of... Incomplete/Codominance Problem In snapdragons :... Start by observing the living species around you.... Pollen transport in flowers. Presence of fragrance. K - University grade. Pollen Grains Wind and Water Pollination. The petals of an insect-pollinated flower are bright... See full answer below. (iii)The animal pollinated flowers offer certain rewards to the pollinators. There is no wastage as less number of pollen grains are produced. answer choices . Based on the transfer of pollen grains, pollination has been classified into two different types: Explore more: Difference between Self-pollination and Cross-pollination. - Definition & Types, Working Scholars® Bringing Tuition-Free College to the Community. In the table below list the possible differences between both wind and insect pollinated flowers 6) 5) 4) 3) 2) 1) Wind-pollinated flower Insect-pollinated flower Characteristic 6. The insect-pollinated flowers comprise brightly coloured petals with a pleasant strong smell. These flowers are brightly coloured, scented and produce a lot of nectar. Many flowers have developed mechanisms to prevent... Micropyle help in a) the growth of pollen tubes.... Filiform apparatus is a characteristic feature of ... A drupe develops in a 1. tomato. ; Unlike insect pollinated plants, w ind pollinated plants offer no nectar (nectar is an important food reward for bees and other pollinating insects). Pollination often occurs within a species. Write the characters of a wind pollinated flower? Wind pollinated flowers. Anthers lie deep inside the flower 4. In insect-pollinated flowers, the produced pollen grains are larger in size, sticky and spiny which helps the insect to carry the pollen grains. The most distinctive feature of a hummingbird-pollinated flower is its shape. 1. Save. Wind pollinator flowers may be small, no petals, and no special colors, odors, or nectar. Earn Transferable Credit & Get your Degree, Get access to this video and our entire Q&A library. 4.1. Cross-pollination is found in both angiosperms and gymnosperms and facilitates cross-fertilization and outbreeding. - 11157242 Pollen grains are fewer in number as they are transported mechanically by insects. Your email address will not be published. In certain flowers, parts of the flowers other than the petals may be colored to attract insects, such as bracts (Bougainvillea), stamens (Albizzia), etc. 1.2k VIEWS. Give an example of each type. In sexual reproduction in plants, the pollen (male sex cell) must be transferred to the female part which is the carpel. Features of Animal-Pollinated Flower By iSun Education. ii. These flowers are unisexual, dull coloured, and without scent and nectar. Pollen grains are large and present in small numbers 6. iv. Insects have one clear advantage over the wind: they can track down another flower of the same species, so you don't have to produce huge amounts of pollen. Many flowers are pollinated without the aid of animals (insect, bird, or mammal). No scent. Pollination can occur within the same flower. Discuss the flowering plant body from the cell to... What role does the lilac flower play in its... How does having a large, sweet fruit benefit a... Pollination Lesson for Kids: Definition & Process, Methods of Pollination and Flower-Pollinator Relationships, Seed Dispersal Lesson for Kids: Facts & Methods, What Are Pollinators? Describe the characteristics of an insect-pollinated flower. Required fields are marked *, Difference Between Insect Pollinated And Wind Pollinated Flowers. Also Refer: Parts Of A Flower And Its Functions. The pollinating agents are an insect. Often dull green/brown. Among the animal, insects particularly bees are the dominant pollinating agents. The wind-pollinated flowers comprise light coloured petals, without a pleasant strong smell. Write the characters of a wind pollinated flower? Apples, tulips, lavender, strawberries, beans, dandelions are some examples of plants with cross-pollination. Flowers have nectar glands and are highly fragrant to attract insects. Cross-pollination is mainly seen in dark and bright colored flowering plants, where insects like butterflies and honey bees are attracted by their bright colored flowers. Filaments are strong and sturdy 5. Create your account. While moving about within the flower, the insect transfers the pollen to the female part of the plant, called the stigma, of the same plant (self-pollination) or to another plant (cross-pollination). Recent studies concerning wasp pollination have demonstrated that wasps are capable of pollinating orchids and figs. Stigma is feathery or sticky and found hanging out of petals. Name the reproduction method of Xanthium and cockle Burr. Your email address will not be published. [3] (c) Discuss the implications to a species of self-pollination. Insect pollinated flowers have the following characteristics: They have brightly colored petals. Hummingbird-pollinated flowers tend to have significantly more pollen than insect-pollinated flowers. The pollen grains from male anthers settle on the stigma of the same flower. Name the following: (i) Two hard fruits. asked Oct 11, 2018 in Biology by Supria ( 63.9k points) Hence the name autogamy (Auto= self, gamy= pollination). Plant Reproduction Pollination DRAFT. Pollen grains are larger, sticky and spiny. Small petals. Insects can pollinate flowers, and so can the wind. Wind pollinated flowers are scentless,have no nectar,have feathery stigma and are small with dull colors. The main agents of pollination are: Become a Study.com member to unlock this i. Plants fall into pollination syndromes that reflect the type of pollinator being attracted. Bird Flowers. (ii)The pollen grains and stigmatic surface are sticky. ... What are the characters of flowers pollinated by insects ? The flowers that are visited by birds and hummingbirds are typically: Tubular and have petals that are recurved to be out of the … The insect-pollinated flowers comprise brightly coloured petals with a pleasant strong smell. Ans. List any four characteristic features of the insect pollinated flower. Pollination refers to the process where the pollen grains are transferred from the anther to the stigma to initiate the process of fertilization. They usually lack the sepals and petals that most flowers have. Whereas, wind pollinating flowers are very small and not scented. Relate these differences to the use of wind as the pollinating agent. This table describes some differences: Brightly coloured large petals with fragrance 2. These are characteristics such as: overall flower size, the depth and width of the corolla, the color (including patterns called nectar guides that are visible only in ultraviolet light), the scent, amount of nectar, composition of nectar, etc. When pollination occurs between species it can produce hybrid offspring in nature and in plant breeding work. (ii) The protective structure enclosing the embryo. Biology. The pollinating agents are insect. (i)Insect pollinated flowers are generally large, colourful, fragrant and rich in nectar. Wind pollinated flower: Stamens and stigmas hang outside flower. 1.2k SHARES ... Name any one bird-pollinated flower and mention one most important characteristic of such flower . The sizes and shapes of the flower parts and their alignments are critical to assure pollination when the vector does visit. In wind-pollinated flowers, the produced pollen grains are smaller and lighter in weight, which can be carried by the wind easily. Features of insect-pollinated flower: Flowers are brightly coloured, scented and secrete nectar. Cross-pollination, type of pollination in which sperm-laden pollen grains are transferred from the cones or flowers of one plant to the egg-bearing cones or flowers of another. Insect pollinated flowers. Cross pollination. 3:09 700+ LIKES. answer! 2. mango. Books. Mostly the petals are colored to attract insects. Stigma is small and is situated deep inside the petals. Wind Pollination. Pollinating agents are animals such as insects, birds, and bats; water; wind; and even plants themselves, when self-pollination occurs within a closed flower. 4.1 shows a section through an insect-pollinated flower. ii. A, C and D only . i. Morphological features of a Flower: The wind-pollinated flowers comprise light coloured petals, without a pleasant strong smell. Background. 3 years ago. Pollinating agents include wind, insects, birds etc Insect pollinated flower 1.

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