DAY6REPRODUCTIVEPARTSOFAFLOWER.ppt
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The document describes the reproductive parts of a flower, including the stamen, anther, filament, stigma, pistil, style, ovary, and ovule. The stamen is the male part of the flower and contains the anther, which produces pollen. The stigma is the female part that receives pollen. It is located at the end of the pistil. The ovary protects and contains the ovules, where fertilization occurs and seeds develop.
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- It defines angiosperms as flowering plants that produce seeds enclosed in fruits and have flowers, fruits, and seeds. They make up the majority of plant species.
- It describes the basic structures of angiosperms including their root systems of taproots and fibrous roots, and shoot systems of stems, leaves, flowers, and fruits.
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The document describes the male and female parts of flowers. The male part, or stamen, has two parts - the anther which produces pollen, and the filament which holds up the anther. The female part, or pistil, has three parts - the stigma which is a sticky surface that catches pollen, the style which holds up the stigma, and the ovary which contains ovules that become seeds after fertilization. Other flower parts include petals which attract pollinators, sepals which protect developing buds, the receptacle which forms the base, and the peduncle or flower stalk.
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This document describes the main parts of a flower including the stamen, pistil, petals, sepals, and receptacle. It explains their functions in reproduction and pollination. Specifically, it states that the stamen produces pollen grains, the pistil contains the ovary and stigma, petals are often colorful, and the receptacle attaches other parts. It also discusses types of flowers and how plants are commonly pollinated by bees, birds, wind or animals. Finally, it outlines how flowers are useful to ecosystems by facilitating pollination, attracting wildlife, and allowing plant species to continue.
Parts of the flower
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Sepals
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Stamen
Stamen
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Pistil
The ovule producing part of a flower.
The ovary often supports a long style, topped by a stigma. The mature ovary is a fruit, and the mature ovule is a seed. Stigma: The part of the pistil where pollen germinates.
Peduncle
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Types of Flowers
Complete Flowers- have both male and female parts
Incomplete Flowers- have either male or female parts but not both.
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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. One of the ways that plants can produce offspring is by making seeds.
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References
https://www.google.com/search?q=the+warmth+of+the+sun&biw=1366&bih=624&source=lnms&tbm=isch&sa=X&ved=0ahUKEwijzIvum-vNAhVGE5QKHVPECrQQ_AUICCgD#tbm=isch&q=flower&imgdii=FzbkxijP3tcE6M%3A%3BFzbkxijP3tcE6M%3A%3B9HeLL-NVdsjrxM%3A&imgrc=FzbkxijP3tcE6M%3A
https://www.google.com/search?q=plants+need+to+grow&biw=1366&bih=624&source=lnms&tbm=isch&sa=X&sqi=2&ved=0ahUKEwiJtPjrnOvNAhXCj5QKHcPEAP0Q_AUIBigB#tbm=isch&q=parts+of+flower+for+kindergarten&imgrc=e6V8oQskJakoiM%3A
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POLLINATION
Flowers have male and female parts that work together through pollination to produce seeds. The male part, called the stamen, produces pollen in structures called anthers. The female parts, called carpels, are made up of stigmas that catch pollen, styles, and ovaries where eggs are stored. Pollination occurs when pollen is transferred, usually by insects or wind, from the anther to the stigma, allowing the pollen tube to grow down to the ovaries and fertilize eggs, forming seeds.
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Plants reproduce sexually through flowers, which contain male and female reproductive structures. The male structure, called the stamen, contains pollen within an anther. The female structure, called the pistil, contains ovules within the ovary and receives pollen on its stigma. Pollination occurs when pollen is transferred between the male anther and female stigma of different flowers. After fertilization, the ovary develops into a fruit containing seeds. Flowers have evolved various colors, scents and shapes to attract different pollinators like wind, insects and birds to transfer pollen between plants.
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This document describes the main parts of a flower including the stamen, pistil, petals, sepals, and receptacle. It explains their functions in reproduction and pollination. Specifically, it states that the stamen produces pollen grains, the pistil contains the ovary and stigma, petals are often colorful, and the receptacle attaches other parts. It also discusses types of flowers and how plants are commonly pollinated by bees, birds, wind or animals. Finally, it outlines how flowers are useful to ecosystems by facilitating pollination, attracting wildlife, and allowing plant species to continue.
Parts of the flower
Parts of a Flower
Sepals
Petals
Receptacle
Pistil
Stamen
Stamen
The stamen (plural stamina or stamens) is the pollen-producing reproductive organ of a flower.
Filament- Supports the Anther
Anther- Produces Pollen Grains
Pistil
The ovule producing part of a flower.
The ovary often supports a long style, topped by a stigma. The mature ovary is a fruit, and the mature ovule is a seed. Stigma: The part of the pistil where pollen germinates.
Peduncle
The stalk of a flower.
Types of Flowers
Complete Flowers- have both male and female parts
Incomplete Flowers- have either male or female parts but not both.
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. One of the ways that plants can produce offspring is by making seeds.
How Are Plants Pollinated?
Bees
Birds
Wind
Humans
Animals
How Are Flowers Useful to Us?
Flowers are not just beautiful to look at,
but they also serve a vital role in our ecosystem.
Flowers help our ecosystem flourish and attract a plethora of life to the area and facilitate the expansion of our environment. If flowers are cut down or destroyed before pollination can occur, that particular species has a high chance of dying off in that area. In addition, local wildlife will also vanish in that area since they would have no food. Flowers help keep the ecosystem growing and provide new plant life, as well as help sustain local insects and birds.
References
https://www.google.com/search?q=the+warmth+of+the+sun&biw=1366&bih=624&source=lnms&tbm=isch&sa=X&ved=0ahUKEwijzIvum-vNAhVGE5QKHVPECrQQ_AUICCgD#tbm=isch&q=flower&imgdii=FzbkxijP3tcE6M%3A%3BFzbkxijP3tcE6M%3A%3B9HeLL-NVdsjrxM%3A&imgrc=FzbkxijP3tcE6M%3A
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https://www.google.com/search?q=stamen&biw=1366&bih=624&noj=1&source=lnms&sa=X&ved=0ahUKEwiDpou4pOvNAhWGKJQKHR2ZD3kQ_AUIBygA&dpr=1
POLLINATION
Flowers have male and female parts that work together through pollination to produce seeds. The male part, called the stamen, produces pollen in structures called anthers. The female parts, called carpels, are made up of stigmas that catch pollen, styles, and ovaries where eggs are stored. Pollination occurs when pollen is transferred, usually by insects or wind, from the anther to the stigma, allowing the pollen tube to grow down to the ovaries and fertilize eggs, forming seeds.
Multimedia presentation gloria varela
This document discusses the life cycle of flowering plants. It explains that flowering plants have male and female reproductive parts called stamens and pistils. Pollination occurs when pollen is transferred from the stamen to the pistil, fertilizing the egg cells. The fertilized ovary then develops into a seed-bearing fruit. Seeds have three main parts - a seed coat, endosperm for food storage, and an embryo plant. For germination to occur, seeds need water, oxygen, the proper temperature, and sometimes light. The sprouted seedling will grow into a new flowering plant, completing the cycle.
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DAY6REPRODUCTIVEPARTSOFAFLOWER.ppt
- 1. The Reproductive Parts of a Flower AGR 161: Unit C Stolen From :Ann Morris, Science Advisory Teacher, PPEC, 15.5.02 Edited By: Jennifer Stewart
- 2. Flower Objectives • Describe the functions of each part of the flower
- 4. Stamens • The stamens are the male part of the flower. • The plant makes pollen in the part of the stamen called the anther. stamen anther
- 6. • Part of the stamen • Produces and holds pollen Anther
- 7. • Stalk that holds up the anther Filament
- 8. The Stigma • The stigma is the top of the female part of the flower. • Pollen from another flower collects on the stigma’s sticky surface. • Found at the end of the pistil
- 9. Pistil • The female part of the flower
- 10. Style • The neck of the pistil
- 11. • Part of the pistil that contains the ovules The Ovary
- 12. The Ovary • The ovary protects the ovules. • Pollen travels to the ovules and fertilization takes place. • Now the ovules will develop into seeds. pollen ovule ovary
- 13. Ovule • The part of the flower in which the eggs are produced and seeds develop
- 14. 3. these attract insects 4. where the pollen is made 1. pollen sticks to this 2. where the seeds grow 5. These protect the flower before it opens Write the correct words in the boxes: stamens, stigma, petals, ovary, sepals
- 15. Write the correct words in the boxes: stamen, stigma, petals, ovary, ovules, pollen, sepals, anther. 6. The male part of the flower 9. This is where pollen is made 10. Insects carry this from flower to flower 7. These attract insects 8. This is the female part of the flower, which receives the pollen 12. These become seeds after fertilization 13. This is where the seeds will grow 11. These protect the flower before it opens
- 16. Excellent!