Flowering plants reproduction
•Download as PPT, PDF•
1 like•1,594 views
This document describes the sexual reproduction process in plants. It involves the union of male and female gametes through pollination, fertilization, and germination. Pollen from the stamen of one flower is transferred to the pistil of another flower during pollination. Upon joining of the pollen and ovule in the ovary, fertilization occurs forming seeds. Under suitable ground conditions, the seeds will germinate and grow into new plants.
Report
Share
Report
Share
Recommended
Science presentation By JIAHAO,KOYIE.AIDEN
Not for public use . only for school purposes only
By JIAHAO,KOYIE,AIDEN
Eaton international School
The lecture about plant parts and reproduction
The document discusses the parts and functions of flowers, as well as the process of pollination and reproduction in plants. It describes the male and female reproductive organs in flowers - stamens which produce pollen, and carpels which contain the ovules. Pollination occurs when pollen is transferred, usually by pollinators like bees and butterflies, from the anthers to the stigma of the same or another flower. This allows for fertilization and the development of seeds and fruits, allowing plants to reproduce. The document also discusses the types of pollination - cross pollination between different plants versus self pollination within the same plant.
Sexual reproduction in flowering plant
In this ppt we will cover the basic definition of flower, parts of flower, pollination, fertilization and function of flower.
Parts of flower
The document discusses the different parts of a flower, including the sepals, petals, androecium, and gynoecium. The sepals form the outermost whorl and are green in color. The petals are brightly colored to attract insects for pollination. The androecium is the male part of the flower and contains stamens. The gynoecium is the female part and contains carpels, which have three parts - the stigma, style, and ovary.
Sexual reproduction in flowering plants
The document discusses the male and female reproductive structures in plants. It describes the anatomy and development of anthers, pollen grains, pistils, ovules, and the process of fertilization. Key points include:
- Anthers contain microsporangia that undergo meiosis to form pollen grains containing vegetative and generative cells.
- Pistils contain ovules with nucelli containing embryo sacs developed from megaspores, which undergo double fertilization upon pollen tube growth.
- Double fertilization involves the fusion of one sperm with the egg to form the zygote, and the other with the polar nuclei to form endosperm, leading to seed and fruit development.
Parts of a Flower Presentation
The document discusses plant reproduction and flower anatomy. It will teach that flowers contain male and female organs, and that seeds are formed when pollen from the male organ fertilizes the female organ. It also provides instructions to label the different parts of a plant and flower, including roots, stem, leaves, and reproductive structures.
Final presentation in edtech.ii
This document provides information about flower parts and their functions. It defines a flower as the seed-bearing part of a plant consisting of reproductive organs surrounded by petals and sepals. The main parts of a complete flower are identified as: sepals, petals, stamens, and pistil. Each part is then defined, with sepals described as the outer green leaves that protect the inner parts, petals attracting insects for pollination, stamens producing pollen, and the pistil composed of an ovary, style and stigma where fertilization occurs.
Presentación1
Plants and fungi reproduce through both asexual and sexual reproduction. Flowering plants reproduce sexually, with pollen carrying genetic information from male to female parts during pollination to fertilize ovules into seeds. Non-flowering plants like ferns and mosses lack flowers and seeds and instead reproduce using spores. Fungi also reproduce via spores rather than seeds.
Recommended
Science presentation By JIAHAO,KOYIE.AIDEN
Not for public use . only for school purposes only
By JIAHAO,KOYIE,AIDEN
Eaton international School
The lecture about plant parts and reproduction
The document discusses the parts and functions of flowers, as well as the process of pollination and reproduction in plants. It describes the male and female reproductive organs in flowers - stamens which produce pollen, and carpels which contain the ovules. Pollination occurs when pollen is transferred, usually by pollinators like bees and butterflies, from the anthers to the stigma of the same or another flower. This allows for fertilization and the development of seeds and fruits, allowing plants to reproduce. The document also discusses the types of pollination - cross pollination between different plants versus self pollination within the same plant.
Sexual reproduction in flowering plant
In this ppt we will cover the basic definition of flower, parts of flower, pollination, fertilization and function of flower.
Parts of flower
The document discusses the different parts of a flower, including the sepals, petals, androecium, and gynoecium. The sepals form the outermost whorl and are green in color. The petals are brightly colored to attract insects for pollination. The androecium is the male part of the flower and contains stamens. The gynoecium is the female part and contains carpels, which have three parts - the stigma, style, and ovary.
Sexual reproduction in flowering plants
The document discusses the male and female reproductive structures in plants. It describes the anatomy and development of anthers, pollen grains, pistils, ovules, and the process of fertilization. Key points include:
- Anthers contain microsporangia that undergo meiosis to form pollen grains containing vegetative and generative cells.
- Pistils contain ovules with nucelli containing embryo sacs developed from megaspores, which undergo double fertilization upon pollen tube growth.
- Double fertilization involves the fusion of one sperm with the egg to form the zygote, and the other with the polar nuclei to form endosperm, leading to seed and fruit development.
Parts of a Flower Presentation
The document discusses plant reproduction and flower anatomy. It will teach that flowers contain male and female organs, and that seeds are formed when pollen from the male organ fertilizes the female organ. It also provides instructions to label the different parts of a plant and flower, including roots, stem, leaves, and reproductive structures.
Final presentation in edtech.ii
This document provides information about flower parts and their functions. It defines a flower as the seed-bearing part of a plant consisting of reproductive organs surrounded by petals and sepals. The main parts of a complete flower are identified as: sepals, petals, stamens, and pistil. Each part is then defined, with sepals described as the outer green leaves that protect the inner parts, petals attracting insects for pollination, stamens producing pollen, and the pistil composed of an ovary, style and stigma where fertilization occurs.
Presentación1
Plants and fungi reproduce through both asexual and sexual reproduction. Flowering plants reproduce sexually, with pollen carrying genetic information from male to female parts during pollination to fertilize ovules into seeds. Non-flowering plants like ferns and mosses lack flowers and seeds and instead reproduce using spores. Fungi also reproduce via spores rather than seeds.
Science 6º 3 de octubre
The document summarizes the process of reproduction in living things. It discusses two types of reproduction: asexual and sexual. Asexual reproduction involves one organism and produces offspring identical to the parent. Sexual reproduction involves two organisms and produces offspring with genetic traits from both parents. In plants, sexual reproduction involves flowers, pollination, fertilization of ovules to form seeds, and germination of seeds into new plants. In animals, sexual reproduction involves male and female reproductive organs and gametes, fertilization internally or externally, and development of the zygote into an embryo.
Parts of a flower notes
This document describes the main parts of a flower, including the petals that attract insects, the pistil made up of the stigma, style and ovary that receives and protects pollen and ovules, the stamens that produce and release pollen, and the sepals that protect the developing flower bud. It provides details on the functions of each part in plant reproduction and fertilization.
Sexual Reproduction in Flowering Plants
This document discusses sexual reproduction in flowering plants. It defines pollination as the transfer of pollen grains from the anther to the stigma, and fertilization as the fusion of male and female sex cells. The document outlines the process of pollination, where pollen is transferred to the stigma by pollinators like bees and birds, and fertilization, where pollen tubes grow into the style and ovary for the male and female sex cells to fuse. The goal is for students to understand these processes and how defects could impact sexual reproduction in flowering plants.
The stages-of-fertilisation-in-a-flowering-plant
The key structures in a flower include the stigma, anther, style, ovary, and ovule. The stages of pollination begin when a pollen grain lands on the stigma and stimulates the formation of a pollen tube. The pollen tube grows down the style and carries the pollen grain nucleus and two male gametes. It continues growing until it reaches the micropyle opening of the ovary, where the male gametes are released. One male gamete fuses with the female gamete to form a zygote, while the other fuses with the diploid nucleus to form triploid endosperm.
Flowers, pollination, and double fertilization
Flowers have male and female reproductive parts that work together for pollination and double fertilization. The male parts include the stamen with anther that produce pollen. The female parts include the carpel with stigma, style and ovary containing ovules. Complete flowers have all parts while incomplete flowers lack some. Pollination occurs through biotic agents like bees, bats, flies or abiotically by wind. It involves pollen transfer from anther to stigma. Double fertilization uniquely occurs in flowering plants where two sperm cells from each pollen grain fertilize the egg and central cells in the ovule, leading to seed and fruit formation.
Reproduction 2 student version
Sexual reproduction involves two parents and produces offspring that are genetically unique from each other and their parents. Asexual reproduction involves one parent and produces offspring that are genetically identical to the parent and each other. The document provides examples of both types of reproduction in animals and plants, including binary fission in bacteria, budding in yeast, and parthenogenesis in some lizards and sharks. It also compares the pros and cons of each method.
Powerpoint 16 plant reproduction
The document discusses two forms of plant reproduction: sexual reproduction which involves meiosis and fertilization, and asexual reproduction or vegetative propagation which involves mitosis. It provides details on sexual reproduction in angiosperms using flowers, conifers using cones, and ferns using spores. The document also lists different structures used in vegetative propagation like tubers, rhizomes, stolons, bulbs, and corms.
The flower
Flowers are the seed-bearing reproductive organs of plants. They typically have brightly colored petals and green sepals surrounding the stamens and carpels. The main parts of a flower include the peduncle, receptacle, sepals, petals, stamen, anther, pistil, stigma, ovary, and pollen. Pollen grains land on the stigma and grow a pollen tube down the style to the ovary, where the sperm nuclei fuse with ovules to produce seeds in the ovary which becomes a fruit. Insects help transfer pollen between flowers, aiding the plant pollination process.
Parts of a Flower
This document presents information about plant reproduction and flower anatomy. It will teach that flowers contain male and female organs, and that seeds are formed when pollen from the male organ fertilizes the female organ. Learners will label the parts of plants and flowers, including the roots, stem, leaves, flower, stigma, style, ovary, anther, filament and pollen. The purpose is to educate about plant reproduction and flower structure.
Integrated Science M3 Flower Structure
This document provides information on flower structure and function. It begins with introducing the objectives of understanding flower structure, function of floral parts, and comparing monocot and dicot flowers. It then discusses that flowers serve to carry out sexual reproduction in plants. It describes the life cycle of an angiosperm and the roles of mitosis and meiosis. It details the structures of a complete flower, including the calyx, corolla, androecium, and gynoecium. It also compares monocot and dicot flowers and provides activities for students to identify floral parts and virtually dissect flowers.
L i f e c y c le's
The document summarizes the process of pollination and fertilization in plants. Pollen is carried by insects or wind from one flower to another, fertilizing egg cells to create seeds. These seeds are then dispersed by animals or wind and some will grow into new plants, completing the life cycle. The roles of petals, sepals, and nectaries in attracting pollinators like bees and enabling fertilization and seed production are also outlined.
The parts of the flowers
Plants produce flowers which have male and female organs. The male organ, or stamen, contains pollen. The female organ, or carpel, contains the stigma, style and ovary. Seeds are formed when pollen from the stamen fertilizes the carpel. Flowers have specific parts - the stigma receives pollen, the style supports the stigma, the ovary holds the ovules that become seeds, the anther produces pollen, and the filament supports the anther.
Flower parts
The document describes the different parts of a flower, including the sepals, petals, stamen, and pistil. It provides details on each part, such as the sepals protecting the bud and the petals attracting pollinators. The stamen are the male reproductive organs that produce pollen, while the pistil is the female reproductive organ containing the ovules. The document includes diagrams labeling the parts of the stamen and pistil. It concludes with a quiz to test the reader's understanding of flower anatomy.
Sexual Reproduction In Flowering Plants
The document discusses sexual reproduction in flowering plants. It covers the life cycles of animals and plants, with plants exhibiting alternation of generations. It then discusses basic flower structure, including parts like the stigma, style, ovary, locule, ovule, carpel, gynoecium, pollen, anther, filament, stamen, androecium, petal, corolla, sepal, calyx, receptacle, and pedicel. It provides examples of perfect, imperfect, and variable flower types. It also covers flower symmetry, formulas, and attachment positions of parts relative to the ovary.
reproduction in flowering plants
This document summarizes the process of reproduction in flowering plants. It describes the main parts of a flower including the petals, sepals, stamen and carpel. It then explains the structures of insect-pollinated and wind-pollinated flowers and how they differ in attracting pollinators. The process of pollination, fertilization and seed dispersal are outlined, from the transfer of pollen grains to the growth of seeds away from the parent plant. Key terms such as self-pollination and cross-pollination are also defined.
Plant reproduction ch4 book b
This document provides an introduction to plant reproduction, including defining propagation, sexual reproduction, and asexual reproduction. It describes the key parts of flowers and different types of seeds, flowers, and vegetative propagation. Sexual reproduction involves the union of male and female sex cells to produce seeds and new genetically unique individuals, while asexual reproduction uses vegetative propagation to produce genetically identical clones via methods like cuttings, layering, budding, and grafting.
Life cycle of animals
This document discusses the life cycles of animals. It explains that there are two main types of reproduction: single cell reproduction which involves a single parent cell dividing to create an offspring, and reproduction through the joining of male and female cells (sperm and egg) which results in offspring with characteristics of both parents. It provides examples of animals that reproduce through live birth like mammals versus hatching from eggs like birds. The document also notes that some animals like fish undergo metamorphosis, changing their appearance and body structure as they pass through different life cycle stages from egg to adult.
Parts Of A Flower
Plants produce flowers which have male and female organs. The male organ, or stamen, contains pollen. The female organ, or carpel, contains the stigma, style and ovary. Seeds are formed when pollen from the stamen fertilizes the carpel. Flowers have specific parts - the stigma receives pollen, the style supports the stigma, the ovary holds the ovules that become seeds, the anther produces pollen, and the filament supports the anther.
Lesson 3 deep into the plant life cycles
This document discusses the parts of flowers and the processes of pollination and fertilization. It identifies the key parts of flowers like the petals, stamens, anthers, stigma, and ovary. It explains that pollination is the transfer of pollen grains from the anther to the stigma, often facilitated by wind, water, insects or animals. After pollination, fertilization occurs when the pollen grains reach the eggs to combine with them, allowing the flowers to grow into fruits.
Unit 23 Plant Reproduction
1. Plant life cycles alternate between a sporophyte phase and gametophyte phase through the process of meiosis and fertilization.
2. The sporophyte phase produces spores via meiosis while the gametophyte phase produces gametes via mitosis which can fuse during fertilization.
3. Flowering plants undergo a double fertilization process within flowers where one sperm cell fertilizes the egg to form the embryo while another sperm cell fuses with polar nuclei to form endosperm.
7th Grade Chapter 2 Lesson 2
1. The document discusses the process of pollination and seed formation in plants, including the transfer of pollen from the anther to the stigma, and the fertilization that occurs when the sperm nucleus unites with the egg cell.
2. It describes how pollen is carried by wind, insects, birds or bats to pollinate other plants, and the role of nectar in attracting pollinators.
3. After fertilization, the document outlines the development of the seed, including the embryo, endosperm, and seed coat, and how seeds are dispersed either mechanically or through agents like animals, wind, or helicopters.
Plant reproduction
Plant reproduction can occur through asexual and sexual means. Asexual reproduction involves only one parent and produces genetically identical offspring through processes like budding, fragmentation, and spore formation. Sexual reproduction involves male and female gametes from two parents, producing offspring with new combinations of genes. In flowering plants, sexual reproduction takes place through flowers, which contain stamens that produce pollen and carpels containing ovaries and eggs. Pollination leads to fertilization and seed formation, and seeds are then dispersed and can germinate to form new plants.
More Related Content
What's hot
Science 6º 3 de octubre
The document summarizes the process of reproduction in living things. It discusses two types of reproduction: asexual and sexual. Asexual reproduction involves one organism and produces offspring identical to the parent. Sexual reproduction involves two organisms and produces offspring with genetic traits from both parents. In plants, sexual reproduction involves flowers, pollination, fertilization of ovules to form seeds, and germination of seeds into new plants. In animals, sexual reproduction involves male and female reproductive organs and gametes, fertilization internally or externally, and development of the zygote into an embryo.
Parts of a flower notes
This document describes the main parts of a flower, including the petals that attract insects, the pistil made up of the stigma, style and ovary that receives and protects pollen and ovules, the stamens that produce and release pollen, and the sepals that protect the developing flower bud. It provides details on the functions of each part in plant reproduction and fertilization.
Sexual Reproduction in Flowering Plants
This document discusses sexual reproduction in flowering plants. It defines pollination as the transfer of pollen grains from the anther to the stigma, and fertilization as the fusion of male and female sex cells. The document outlines the process of pollination, where pollen is transferred to the stigma by pollinators like bees and birds, and fertilization, where pollen tubes grow into the style and ovary for the male and female sex cells to fuse. The goal is for students to understand these processes and how defects could impact sexual reproduction in flowering plants.
The stages-of-fertilisation-in-a-flowering-plant
The key structures in a flower include the stigma, anther, style, ovary, and ovule. The stages of pollination begin when a pollen grain lands on the stigma and stimulates the formation of a pollen tube. The pollen tube grows down the style and carries the pollen grain nucleus and two male gametes. It continues growing until it reaches the micropyle opening of the ovary, where the male gametes are released. One male gamete fuses with the female gamete to form a zygote, while the other fuses with the diploid nucleus to form triploid endosperm.
Flowers, pollination, and double fertilization
Flowers have male and female reproductive parts that work together for pollination and double fertilization. The male parts include the stamen with anther that produce pollen. The female parts include the carpel with stigma, style and ovary containing ovules. Complete flowers have all parts while incomplete flowers lack some. Pollination occurs through biotic agents like bees, bats, flies or abiotically by wind. It involves pollen transfer from anther to stigma. Double fertilization uniquely occurs in flowering plants where two sperm cells from each pollen grain fertilize the egg and central cells in the ovule, leading to seed and fruit formation.
Reproduction 2 student version
Sexual reproduction involves two parents and produces offspring that are genetically unique from each other and their parents. Asexual reproduction involves one parent and produces offspring that are genetically identical to the parent and each other. The document provides examples of both types of reproduction in animals and plants, including binary fission in bacteria, budding in yeast, and parthenogenesis in some lizards and sharks. It also compares the pros and cons of each method.
Powerpoint 16 plant reproduction
The document discusses two forms of plant reproduction: sexual reproduction which involves meiosis and fertilization, and asexual reproduction or vegetative propagation which involves mitosis. It provides details on sexual reproduction in angiosperms using flowers, conifers using cones, and ferns using spores. The document also lists different structures used in vegetative propagation like tubers, rhizomes, stolons, bulbs, and corms.
The flower
Flowers are the seed-bearing reproductive organs of plants. They typically have brightly colored petals and green sepals surrounding the stamens and carpels. The main parts of a flower include the peduncle, receptacle, sepals, petals, stamen, anther, pistil, stigma, ovary, and pollen. Pollen grains land on the stigma and grow a pollen tube down the style to the ovary, where the sperm nuclei fuse with ovules to produce seeds in the ovary which becomes a fruit. Insects help transfer pollen between flowers, aiding the plant pollination process.
Parts of a Flower
This document presents information about plant reproduction and flower anatomy. It will teach that flowers contain male and female organs, and that seeds are formed when pollen from the male organ fertilizes the female organ. Learners will label the parts of plants and flowers, including the roots, stem, leaves, flower, stigma, style, ovary, anther, filament and pollen. The purpose is to educate about plant reproduction and flower structure.
Integrated Science M3 Flower Structure
This document provides information on flower structure and function. It begins with introducing the objectives of understanding flower structure, function of floral parts, and comparing monocot and dicot flowers. It then discusses that flowers serve to carry out sexual reproduction in plants. It describes the life cycle of an angiosperm and the roles of mitosis and meiosis. It details the structures of a complete flower, including the calyx, corolla, androecium, and gynoecium. It also compares monocot and dicot flowers and provides activities for students to identify floral parts and virtually dissect flowers.
L i f e c y c le's
The document summarizes the process of pollination and fertilization in plants. Pollen is carried by insects or wind from one flower to another, fertilizing egg cells to create seeds. These seeds are then dispersed by animals or wind and some will grow into new plants, completing the life cycle. The roles of petals, sepals, and nectaries in attracting pollinators like bees and enabling fertilization and seed production are also outlined.
The parts of the flowers
Plants produce flowers which have male and female organs. The male organ, or stamen, contains pollen. The female organ, or carpel, contains the stigma, style and ovary. Seeds are formed when pollen from the stamen fertilizes the carpel. Flowers have specific parts - the stigma receives pollen, the style supports the stigma, the ovary holds the ovules that become seeds, the anther produces pollen, and the filament supports the anther.
Flower parts
The document describes the different parts of a flower, including the sepals, petals, stamen, and pistil. It provides details on each part, such as the sepals protecting the bud and the petals attracting pollinators. The stamen are the male reproductive organs that produce pollen, while the pistil is the female reproductive organ containing the ovules. The document includes diagrams labeling the parts of the stamen and pistil. It concludes with a quiz to test the reader's understanding of flower anatomy.
Sexual Reproduction In Flowering Plants
The document discusses sexual reproduction in flowering plants. It covers the life cycles of animals and plants, with plants exhibiting alternation of generations. It then discusses basic flower structure, including parts like the stigma, style, ovary, locule, ovule, carpel, gynoecium, pollen, anther, filament, stamen, androecium, petal, corolla, sepal, calyx, receptacle, and pedicel. It provides examples of perfect, imperfect, and variable flower types. It also covers flower symmetry, formulas, and attachment positions of parts relative to the ovary.
reproduction in flowering plants
This document summarizes the process of reproduction in flowering plants. It describes the main parts of a flower including the petals, sepals, stamen and carpel. It then explains the structures of insect-pollinated and wind-pollinated flowers and how they differ in attracting pollinators. The process of pollination, fertilization and seed dispersal are outlined, from the transfer of pollen grains to the growth of seeds away from the parent plant. Key terms such as self-pollination and cross-pollination are also defined.
Plant reproduction ch4 book b
This document provides an introduction to plant reproduction, including defining propagation, sexual reproduction, and asexual reproduction. It describes the key parts of flowers and different types of seeds, flowers, and vegetative propagation. Sexual reproduction involves the union of male and female sex cells to produce seeds and new genetically unique individuals, while asexual reproduction uses vegetative propagation to produce genetically identical clones via methods like cuttings, layering, budding, and grafting.
Life cycle of animals
This document discusses the life cycles of animals. It explains that there are two main types of reproduction: single cell reproduction which involves a single parent cell dividing to create an offspring, and reproduction through the joining of male and female cells (sperm and egg) which results in offspring with characteristics of both parents. It provides examples of animals that reproduce through live birth like mammals versus hatching from eggs like birds. The document also notes that some animals like fish undergo metamorphosis, changing their appearance and body structure as they pass through different life cycle stages from egg to adult.
Parts Of A Flower
Plants produce flowers which have male and female organs. The male organ, or stamen, contains pollen. The female organ, or carpel, contains the stigma, style and ovary. Seeds are formed when pollen from the stamen fertilizes the carpel. Flowers have specific parts - the stigma receives pollen, the style supports the stigma, the ovary holds the ovules that become seeds, the anther produces pollen, and the filament supports the anther.
Lesson 3 deep into the plant life cycles
This document discusses the parts of flowers and the processes of pollination and fertilization. It identifies the key parts of flowers like the petals, stamens, anthers, stigma, and ovary. It explains that pollination is the transfer of pollen grains from the anther to the stigma, often facilitated by wind, water, insects or animals. After pollination, fertilization occurs when the pollen grains reach the eggs to combine with them, allowing the flowers to grow into fruits.
Unit 23 Plant Reproduction
1. Plant life cycles alternate between a sporophyte phase and gametophyte phase through the process of meiosis and fertilization.
2. The sporophyte phase produces spores via meiosis while the gametophyte phase produces gametes via mitosis which can fuse during fertilization.
3. Flowering plants undergo a double fertilization process within flowers where one sperm cell fertilizes the egg to form the embryo while another sperm cell fuses with polar nuclei to form endosperm.
What's hot (20)
Similar to Flowering plants reproduction
7th Grade Chapter 2 Lesson 2
1. The document discusses the process of pollination and seed formation in plants, including the transfer of pollen from the anther to the stigma, and the fertilization that occurs when the sperm nucleus unites with the egg cell.
2. It describes how pollen is carried by wind, insects, birds or bats to pollinate other plants, and the role of nectar in attracting pollinators.
3. After fertilization, the document outlines the development of the seed, including the embryo, endosperm, and seed coat, and how seeds are dispersed either mechanically or through agents like animals, wind, or helicopters.
Plant reproduction
Plant reproduction can occur through asexual and sexual means. Asexual reproduction involves only one parent and produces genetically identical offspring through processes like budding, fragmentation, and spore formation. Sexual reproduction involves male and female gametes from two parents, producing offspring with new combinations of genes. In flowering plants, sexual reproduction takes place through flowers, which contain stamens that produce pollen and carpels containing ovaries and eggs. Pollination leads to fertilization and seed formation, and seeds are then dispersed and can germinate to form new plants.
Plant reproduction
Plant reproduction can occur through asexual and sexual methods. Asexual reproduction involves only one parent and produces genetically identical offspring through processes like fragmentation, budding, and spore formation. Sexual reproduction involves male and female gametes from two parents, producing offspring with new combinations of genes. In flowering plants, sexual reproduction takes place through flowers, which contain stamens that produce pollen and carpels containing ovules. Pollination leads to fertilization and seed formation, and seeds are then dispersed and germinate to produce new plants. Vegetative reproduction also allows for cloning of plants through propagation by cuttings, layering, and grafting of plant parts.
Unit 22 Plant Lifecycles
1. Plant life cycles alternate between a sporophyte phase and gametophyte phase through the process of meiosis and fertilization.
2. The sporophyte phase produces spores via meiosis while the gametophyte phase produces gametes via mitosis which can fuse during fertilization.
3. In seed plants, the sporophyte is the dominant phase seen as trees and flowers, which produce male pollen and female ovules that undergo double fertilization to form seeds.
Rep part 2
Fertilization is the process where two gametes (reproductive cells with a single set of chromosomes) fuse to form a zygote. This can occur through cross-fertilization between two individuals or self-fertilization within a single individual. In plants, sexual reproduction involves flowers with reproductive and vegetative parts, pollination to transfer pollen grains, and double fertilization where one sperm cell fuses with the egg and the other with polar nuclei. In animals, males have testes that produce sperm and hormones, while females have ovaries, uterus, and hormones to support fertilization, implantation, and pregnancy protected by the placenta.
Biology presentation
This document discusses sexual and asexual reproduction in organisms. It explains that reproduction can be categorized as either sexual or asexual. Sexual reproduction involves the fusion of male and female gametes, while asexual reproduction does not. The document focuses on sexual reproduction in plants. It describes the male and female reproductive organs in flowers and the process of pollination, fertilization, seed formation, and germination. The overall process is explained in detail over several sections and includes diagrams to illustrate the key parts.
Sexual reproduction in flowering plants
This document provides information about sexual reproduction in flowering plants. It begins by describing flowers and their structures. It then discusses the male and female gametophytes - specifically pollen formation (microsporogenesis), pollen structure, and embryo sac formation (megaspore and megagametophyte development). It also describes the processes of pollination, fertilization, and seed and fruit development after fertilization. Key terms like anemophily, entomophily, autogamy and geitonogamy in relation to pollination are explained. The document thus provides a comprehensive overview of sexual reproduction from gamete formation to seed production in flowering plants.
Plant reproduction การสืบพันธ์ของพืชดอก
1. Sexual reproduction involves the fusion of male pollen and female egg cells to produce a seed containing a new plant. Most flowering plants reproduce sexually.
2. Flowers typically have four main parts: sepals, petals, stamens, and carpels. Stamens produce pollen which can be transferred to the pistil by pollinators like wind or animals.
3. After pollination and fertilization inside the ovary of the flower, a seed develops which can grow into a new plant.
Plant and Animal Reproduction.ppt
This document provides information about animal and plant reproduction. It defines sexual and asexual reproduction, and describes the key differences. It explains the processes of pollination and fertilization in flowering plants. It also covers types of asexual reproduction like budding, fragmentation, and fission. Examples are given of asexual reproduction in plants like strawberries and potatoes, as well as in animals like hydra and yeast. The document aims to describe the types and compare methods of animal and plant reproduction.
Chapter 10-plant reproduction
- Plants can reproduce both sexually, requiring male and female sex cells (sperm and egg), and asexually, where one parent reproduces an exact genetic copy without sex cells.
- Sexual reproduction involves the fertilization of egg and sperm cells within reproductive organs, while asexual reproduction occurs through vegetative propagation like stems, roots, or leaves.
- In seed plants, pollen carries sperm from the male stamen to fertilize the female ovule in the pistil, forming seeds which grow into new plants.
Reproduction in plants mili and anto
This document summarizes key parts of flowering plants and their sexual reproduction. It describes the structures of flowers, including sepals, petals, stamens and carpels. It explains pollination and how pollen tubes carry pollen to the ovary for fertilization. The document contrasts insect-pollinated and wind-pollinated flowers. It also summarizes the process of fertilization, seed and fruit formation, dispersal of seeds, and germination of seeds.
Pollination, fertilisation and germination
This is a brief presentation about pollination, fertilisation and germination.
LEVEL: High School (ESL teaching)
Sexual reproduction in flowering plants
The topic of discussion is the Formation of Male gametes & Female gametes, Double fertilization and Triple fusion in Angiosperms
Cbse grade 7 chapter 11 reproduction in plants
1. Plants reproduce both sexually through the fusion of male and female gametes to form seeds, and asexually through vegetative propagation, budding, and spore formation involving a single parent.
2. Sexual reproduction involves pollination of flowers transferring pollen, fertilization fusing the gametes, and fruit and seed formation housing the embryo.
3. Asexual reproduction methods include vegetative propagation using plant parts like stems, roots, and leaves, as well as budding and spore formation which create clones of the parent plant.
Blue Packet Notes
1. Double fertilization involves the union of two sperm cells with an egg and polar nuclei in flowering plants. One sperm fertilizes the egg to form the zygote, and the other fertilizes the polar nuclei to form the endosperm.
2. The zygote will develop into the embryo, and the endosperm provides nutrition for the developing seed. This double fertilization is unique to flowering plants.
cbsegrade7-chapter11reproductioninplants-170308085837 (1).pdf
Plants reproduce both sexually and asexually. Sexual reproduction involves the fusion of male and female gametes to produce seeds which grow into new plants. Asexual reproduction occurs through vegetative propagation methods like stem and leaf cuttings, or through spore formation which allows single parent plants to reproduce. The key steps of sexual reproduction are pollination, fertilization, fruit and seed formation, and germination of seeds into new plants.
PERPETUATION IN LIFE.pptx
This document discusses reproduction in plants and other organisms. It explains that reproduction ensures the continuation of a species and can occur sexually through the fusion of male and female gametes or asexually by a single parent. Sexual reproduction in flowering plants involves pollination, fertilization, and the development of seeds. Asexual reproduction in plants occurs through vegetative propagation using specialized structures like bulbs, tubers, and runners. Reproduction in animals can be sexual via gamete fusion or asexual through processes like budding, fragmentation, and regeneration.
PLANTS.pptx
1. The document discusses the parts of plants including roots, stems, leaves, and flowers.
2. It describes the male and female reproductive parts of flowers including stamens, pistils, pollen, and ovaries.
3. Pollination is explained as the process of transferring pollen from the stamen to the pistil which allows for fertilization and the production of seeds.
Reproductive Structure In Plant
Plants reproduce sexually through a life cycle of alternating generations. In vascular plants like ferns, the sporophyte generation is dominant and produces spores through meiosis. These spores grow into smaller gametophytes that produce gametes. Fertilization of an egg cell by a sperm cell forms a diploid zygote, beginning the cycle again. Seeds develop from fertilized ovules inside fruits and are dispersed by animals, wind, or water. Germination begins when seeds absorb water and sprout. Vegetative propagation allows new plants to form from plant parts like stems, tubers, or leaves.
Reproduction
Plants can reproduce both sexually and asexually. Asexual reproduction produces genetically identical offspring through vegetative reproduction or apomixis. Sexual reproduction requires the fertilization of egg and sperm cells to produce offspring with a combination of genetic material from both parents. Reproduction is essential for continuity of life as it allows organisms to produce new individuals.
Similar to Flowering plants reproduction (20)
cbsegrade7-chapter11reproductioninplants-170308085837 (1).pdf
cbsegrade7-chapter11reproductioninplants-170308085837 (1).pdf
Recently uploaded
clinical examination of hip joint (1).pdf
described clinical examination all orthopeadic conditions .
The History of Stoke Newington Street Names
Presented at the Stoke Newington Literary Festival on 9th June 2024
www.StokeNewingtonHistory.com
বাংলাদেশ অর্থনৈতিক সমীক্ষা (Economic Review) ২০২৪ UJS App.pdf
বাংলাদেশের অর্থনৈতিক সমীক্ষা ২০২৪ [Bangladesh Economic Review 2024 Bangla.pdf] কম্পিউটার , ট্যাব ও স্মার্ট ফোন ভার্সন সহ সম্পূর্ণ বাংলা ই-বুক বা pdf বই " সুচিপত্র ...বুকমার্ক মেনু 🔖 ও হাইপার লিংক মেনু 📝👆 যুক্ত ..
আমাদের সবার জন্য খুব খুব গুরুত্বপূর্ণ একটি বই ..বিসিএস, ব্যাংক, ইউনিভার্সিটি ভর্তি ও যে কোন প্রতিযোগিতা মূলক পরীক্ষার জন্য এর খুব ইম্পরট্যান্ট একটি বিষয় ...তাছাড়া বাংলাদেশের সাম্প্রতিক যে কোন ডাটা বা তথ্য এই বইতে পাবেন ...
তাই একজন নাগরিক হিসাবে এই তথ্য গুলো আপনার জানা প্রয়োজন ...।
বিসিএস ও ব্যাংক এর লিখিত পরীক্ষা ...+এছাড়া মাধ্যমিক ও উচ্চমাধ্যমিকের স্টুডেন্টদের জন্য অনেক কাজে আসবে ...
BÀI TẬP BỔ TRỢ TIẾNG ANH LỚP 9 CẢ NĂM - GLOBAL SUCCESS - NĂM HỌC 2024-2025 - ...
BÀI TẬP BỔ TRỢ TIẾNG ANH LỚP 9 CẢ NĂM - GLOBAL SUCCESS - NĂM HỌC 2024-2025 - ...Nguyen Thanh Tu Collection
https://app.box.com/s/tacvl9ekroe9hqupdnjruiypvm9rdaneWalmart Business+ and Spark Good for Nonprofits.pdf
"Learn about all the ways Walmart supports nonprofit organizations.
You will hear from Liz Willett, the Head of Nonprofits, and hear about what Walmart is doing to help nonprofits, including Walmart Business and Spark Good. Walmart Business+ is a new offer for nonprofits that offers discounts and also streamlines nonprofits order and expense tracking, saving time and money.
The webinar may also give some examples on how nonprofits can best leverage Walmart Business+.
The event will cover the following::
Walmart Business + (https://business.walmart.com/plus) is a new shopping experience for nonprofits, schools, and local business customers that connects an exclusive online shopping experience to stores. Benefits include free delivery and shipping, a 'Spend Analytics” feature, special discounts, deals and tax-exempt shopping.
Special TechSoup offer for a free 180 days membership, and up to $150 in discounts on eligible orders.
Spark Good (walmart.com/sparkgood) is a charitable platform that enables nonprofits to receive donations directly from customers and associates.
Answers about how you can do more with Walmart!"
Bed Making ( Introduction, Purpose, Types, Articles, Scientific principles, N...
Topic : Bed making
Subject : Nursing Foundation
What is Digital Literacy? A guest blog from Andy McLaughlin, University of Ab...
What is Digital Literacy? A guest blog from Andy McLaughlin, University of Aberdeen
How to Setup Warehouse & Location in Odoo 17 Inventory
In this slide, we'll explore how to set up warehouses and locations in Odoo 17 Inventory. This will help us manage our stock effectively, track inventory levels, and streamline warehouse operations.
Advanced Java[Extra Concepts, Not Difficult].docx
This is part 2 of my Java Learning Journey. This contains Hashing, ArrayList, LinkedList, Date and Time Classes, Calendar Class and more.
ISO/IEC 27001, ISO/IEC 42001, and GDPR: Best Practices for Implementation and...
Denis is a dynamic and results-driven Chief Information Officer (CIO) with a distinguished career spanning information systems analysis and technical project management. With a proven track record of spearheading the design and delivery of cutting-edge Information Management solutions, he has consistently elevated business operations, streamlined reporting functions, and maximized process efficiency.
Certified as an ISO/IEC 27001: Information Security Management Systems (ISMS) Lead Implementer, Data Protection Officer, and Cyber Risks Analyst, Denis brings a heightened focus on data security, privacy, and cyber resilience to every endeavor.
His expertise extends across a diverse spectrum of reporting, database, and web development applications, underpinned by an exceptional grasp of data storage and virtualization technologies. His proficiency in application testing, database administration, and data cleansing ensures seamless execution of complex projects.
What sets Denis apart is his comprehensive understanding of Business and Systems Analysis technologies, honed through involvement in all phases of the Software Development Lifecycle (SDLC). From meticulous requirements gathering to precise analysis, innovative design, rigorous development, thorough testing, and successful implementation, he has consistently delivered exceptional results.
Throughout his career, he has taken on multifaceted roles, from leading technical project management teams to owning solutions that drive operational excellence. His conscientious and proactive approach is unwavering, whether he is working independently or collaboratively within a team. His ability to connect with colleagues on a personal level underscores his commitment to fostering a harmonious and productive workplace environment.
Date: May 29, 2024
Tags: Information Security, ISO/IEC 27001, ISO/IEC 42001, Artificial Intelligence, GDPR
-------------------------------------------------------------------------------
Find out more about ISO training and certification services
Training: ISO/IEC 27001 Information Security Management System - EN | PECB
ISO/IEC 42001 Artificial Intelligence Management System - EN | PECB
General Data Protection Regulation (GDPR) - Training Courses - EN | PECB
Webinars: https://pecb.com/webinars
Article: https://pecb.com/article
-------------------------------------------------------------------------------
For more information about PECB:
Website: https://pecb.com/
LinkedIn: https://www.linkedin.com/company/pecb/
Facebook: https://www.facebook.com/PECBInternational/
Slideshare: http://www.slideshare.net/PECBCERTIFICATION
Traditional Musical Instruments of Arunachal Pradesh and Uttar Pradesh - RAYH...
Traditional Musical Instruments of Arunachal Pradesh and Uttar Pradesh
Solutons Maths Escape Room Spatial .pptx
Solutions of Puzzles of Mathematics Escape Room Game in Spatial.io
BÀI TẬP DẠY THÊM TIẾNG ANH LỚP 7 CẢ NĂM FRIENDS PLUS SÁCH CHÂN TRỜI SÁNG TẠO ...
BÀI TẬP DẠY THÊM TIẾNG ANH LỚP 7 CẢ NĂM FRIENDS PLUS SÁCH CHÂN TRỜI SÁNG TẠO ...Nguyen Thanh Tu Collection
https://app.box.com/s/qhtvq32h4ybf9t49ku85x0n3xl4jhr15Wound healing PPT
This document provides an overview of wound healing, its functions, stages, mechanisms, factors affecting it, and complications.
A wound is a break in the integrity of the skin or tissues, which may be associated with disruption of the structure and function.
Healing is the body’s response to injury in an attempt to restore normal structure and functions.
Healing can occur in two ways: Regeneration and Repair
There are 4 phases of wound healing: hemostasis, inflammation, proliferation, and remodeling. This document also describes the mechanism of wound healing. Factors that affect healing include infection, uncontrolled diabetes, poor nutrition, age, anemia, the presence of foreign bodies, etc.
Complications of wound healing like infection, hyperpigmentation of scar, contractures, and keloid formation.
BBR 2024 Summer Sessions Interview Training
Qualitative research interview training by Professor Katrina Pritchard and Dr Helen Williams
LAND USE LAND COVER AND NDVI OF MIRZAPUR DISTRICT, UP
This Dissertation explores the particular circumstances of Mirzapur, a region located in the
core of India. Mirzapur, with its varied terrains and abundant biodiversity, offers an optimal
environment for investigating the changes in vegetation cover dynamics. Our study utilizes
advanced technologies such as GIS (Geographic Information Systems) and Remote sensing to
analyze the transformations that have taken place over the course of a decade.
The complex relationship between human activities and the environment has been the focus
of extensive research and worry. As the global community grapples with swift urbanization,
population expansion, and economic progress, the effects on natural ecosystems are becoming
more evident. A crucial element of this impact is the alteration of vegetation cover, which plays a
significant role in maintaining the ecological equilibrium of our planet.Land serves as the foundation for all human activities and provides the necessary materials for
these activities. As the most crucial natural resource, its utilization by humans results in different
'Land uses,' which are determined by both human activities and the physical characteristics of the
land.
The utilization of land is impacted by human needs and environmental factors. In countries
like India, rapid population growth and the emphasis on extensive resource exploitation can lead
to significant land degradation, adversely affecting the region's land cover.
Therefore, human intervention has significantly influenced land use patterns over many
centuries, evolving its structure over time and space. In the present era, these changes have
accelerated due to factors such as agriculture and urbanization. Information regarding land use and
cover is essential for various planning and management tasks related to the Earth's surface,
providing crucial environmental data for scientific, resource management, policy purposes, and
diverse human activities.
Accurate understanding of land use and cover is imperative for the development planning
of any area. Consequently, a wide range of professionals, including earth system scientists, land
and water managers, and urban planners, are interested in obtaining data on land use and cover
changes, conversion trends, and other related patterns. The spatial dimensions of land use and
cover support policymakers and scientists in making well-informed decisions, as alterations in
these patterns indicate shifts in economic and social conditions. Monitoring such changes with the
help of Advanced technologies like Remote Sensing and Geographic Information Systems is
crucial for coordinated efforts across different administrative levels. Advanced technologies like
Remote Sensing and Geographic Information Systems
9
Changes in vegetation cover refer to variations in the distribution, composition, and overall
structure of plant communities across different temporal and spatial scales. These changes can
occur natural.
Your Skill Boost Masterclass: Strategies for Effective Upskilling
Your Skill Boost Masterclass: Strategies for Effective UpskillingExcellence Foundation for South Sudan
Strategies for Effective Upskilling is a presentation by Chinwendu Peace in a Your Skill Boost Masterclass organisation by the Excellence Foundation for South Sudan on 08th and 09th June 2024 from 1 PM to 3 PM on each day.Recently uploaded (20)
বাংলাদেশ অর্থনৈতিক সমীক্ষা (Economic Review) ২০২৪ UJS App.pdf
বাংলাদেশ অর্থনৈতিক সমীক্ষা (Economic Review) ২০২৪ UJS App.pdf
BÀI TẬP BỔ TRỢ TIẾNG ANH LỚP 9 CẢ NĂM - GLOBAL SUCCESS - NĂM HỌC 2024-2025 - ...
BÀI TẬP BỔ TRỢ TIẾNG ANH LỚP 9 CẢ NĂM - GLOBAL SUCCESS - NĂM HỌC 2024-2025 - ...
Walmart Business+ and Spark Good for Nonprofits.pdf
Walmart Business+ and Spark Good for Nonprofits.pdf
Bed Making ( Introduction, Purpose, Types, Articles, Scientific principles, N...
Bed Making ( Introduction, Purpose, Types, Articles, Scientific principles, N...
What is Digital Literacy? A guest blog from Andy McLaughlin, University of Ab...
What is Digital Literacy? A guest blog from Andy McLaughlin, University of Ab...
Film vocab for eal 3 students: Australia the movie
Film vocab for eal 3 students: Australia the movie
How to Setup Warehouse & Location in Odoo 17 Inventory
How to Setup Warehouse & Location in Odoo 17 Inventory
ISO/IEC 27001, ISO/IEC 42001, and GDPR: Best Practices for Implementation and...
ISO/IEC 27001, ISO/IEC 42001, and GDPR: Best Practices for Implementation and...
Traditional Musical Instruments of Arunachal Pradesh and Uttar Pradesh - RAYH...
Traditional Musical Instruments of Arunachal Pradesh and Uttar Pradesh - RAYH...
BÀI TẬP DẠY THÊM TIẾNG ANH LỚP 7 CẢ NĂM FRIENDS PLUS SÁCH CHÂN TRỜI SÁNG TẠO ...
BÀI TẬP DẠY THÊM TIẾNG ANH LỚP 7 CẢ NĂM FRIENDS PLUS SÁCH CHÂN TRỜI SÁNG TẠO ...
LAND USE LAND COVER AND NDVI OF MIRZAPUR DISTRICT, UP
LAND USE LAND COVER AND NDVI OF MIRZAPUR DISTRICT, UP
Your Skill Boost Masterclass: Strategies for Effective Upskilling
Your Skill Boost Masterclass: Strategies for Effective Upskilling
Flowering plants reproduction
- 2. Plants that reproduce asexually only have one parent. A “bit” of the plant becomes detached and then grows into a new plat. There is no union of gametes.
- 3. REQUIRES THE UNION OF MALE AND FEMALE reproductive cells (GAMETeS) in the formation of a new organism. POLLEN GRAINS OVULES
- 4. Anther is the organ that Produces the pollen Stigma receives the pollen from the anther Filament supports the anther Style is the neck of the pistil MALE REPRODUCTIVE ORGAN FEMALE REPRODUCTIVE ORGAN Ovary is the organ that Produces the ovules COROLLA: CONSIsts of all the petals PETALS attract insects to pollinate Calyx: consists of all the sepals. FUNCTIONS Sepals protect the flower
- 5. 1- POLLINATION: is the process by which pollen is moved from THE STAMEN OF one flower to THE PISTIL OF another (CROSS POLINATION) POLLEN CAN BE CARRIED BY INSECTS OR OTHER ANIMALS, WIND OR WATER
- 6. 2- FERTILISATION: IS THE PROCESS IN WHICH POLLEN AND AN OVULE ARE JOINED INTO THE OVARY. After fertilisation, the ovule develops into a seed. The seed IS TRANSFORMED INTO A fruit.
- 7. 3- GERMINATION: When conditions OF THE GROUND are appropriate, the seed begins to grow into a new plant.