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THIS PRESENTATION HAS MADE BY:- PRATIK MISHRA OF
CLASS:- 8-B, ROLL NO:- 24, SCHOOL NAME:- DAV PUBLIC
SCHOOL, CDA, SECTOR-6, CUTTACK-753014.
1
1. Introduction of the topic: photography of plants. ( 1st slide)
2. Contents. {2nd slide (current)}
3. What is plant photography? (3rd slide)
4. Some pictures of plants and their names. (4th slide)
5. Definition of plants and its discovery. (5th slide)
6. Do you know about these medicinal plants and their
features? (6th slide)
7. Characteristics of plants. (7th slide)
8. Reproduction in plants. (8th slide)
a) Asexual mode of reproduction. (9th slide)
b) Sexual mode of reproduction. (10th slide)
9. Structure of plants and their parts. (11th to 14th slides)
10. Last slide of the presentation. (15th slide)
2
Plant photography is an exercise
in celebrating color. Whether it's
the vibrant red of a rose or the
deep purple of a violet, colorful
flowers and lush landscapes
dominate nature photography.
Indoor lighting requires piles of
equipment to compare to natural
light -- it's hard to beat the
outdoors on a sunny day.
3
Abelia Agastache Aeonium Aerangis Orchids Balloon flower
Calamus Cabbage Calendula Calibrachoa Daffodil
Dahlia Dahoon holly Date palm Daphne Eastern Lily
4
Question:- What is the simple definition of plant?
Answer:- A plant is a living thing that grows in the earth and has a
stem, leaves, and roots. Water each plant as often as required. ...
exotic plants. Synonyms: flower, bush, vegetable, herb More Synonyms
of plant.
Question:- When was plant discovered?
Answer:- The earliest known vascular plants come from the Silurian
period. Cooksonia is often regarded as the earliest known fossil of a
vascular land plant, and dates from just 425 million years ago in the
late Early Silurian. It was a small plant, only a few centimetres high.
Question:- Who discovered the first plant?
Answer:- Jan Ingenhousz (December 8, 1730 - September 7, 1799)
was an 18th century Dutch physician, biologist, and chemist who
discovered how plants convert light into energy, the process known as
photosynthesis. He is also credited with discovering that plants,
similar to animals, undergo the cellular respiration process.
5
holy basil, (Ocimum tenuiflorum), also called tulsi or tulasi, flowering plant of the mint family
(Lamiaceae) grown for its aromatic leaves. Holy basil is native to the Indian subcontinent
and grows throughout Southeast Asia. The plant is widely used in Ayurvedic and folk
medicine, often as an herbal tea for a variety of ailments, and is considered sacred
in Hinduism. It is also used as a culinary herb with a pungent flavour that intensifies with
cooking. It is reminiscent of clove, Italian basil (Ocimum basilicum), and mint and has a
peppery spiciness. It is considered an agricultural weed and an invasive species in some
areas outside its native range.
Neem is a natural herb that comes from the neem tree, other names for
which include Azadirachta indica and Indian lilac. The extract comes from
the seeds of the tree and has many different traditional uses. Neem is
known for its pesticidal and insecticidal properties, but people also use it in
hair and dental products.
In India, it was traditionally used for disorders of the skin, upper
respiratory tract, joints, and digestive system. Today, turmeric is
promoted as a dietary supplement for a variety of conditions,
including arthritis, digestive disorders, respiratory infections,
allergies, liver disease, depression, and many others. It is yellow
in colour.
1. Relieves nausea. ...
2. Reduces muscle pain. ...
3. Aids digestion. ...
4. Boosts bone health. ...
5. Reduces oxidative stress. ...
6. Strengthens the immune system. ...
7. Reduces the risk of heart disease. ...
8. Mitigates obesity. 6
 The characterics of plants are:-
1. Carry out photosynthesis (autotrophs).
2. Produce cellulose in their cell walls.
3. Non-motile (don’t move around).
4. Reproduce sexually and asexually.
5. Have specialized tissues and organs.
6. Plants respond to the environment.
7. Stomata allow gas exchange.
8. They contain carotenoids and chlorophyll.
9. Oxygen is also a by-product of photosynthesis, and many
organisms depend on oxygen to survive.
10. Plants are multicellular with eukaryotic cells, which is one
of the features of plants.
7
The modes of plant reproduction can be majorly classified as:
1. Asexual mode of reproduction.
2. Sexual mode of reproduction.
Let us discuss about “Asexual mode of reproduction”.
8
In this mode of reproduction, plants can give rise to new plants without the involvement of
male and female reproductive parts. In this mode, plants do not produce fruits and seeds.
Asexual reproduction in plants can occur in a variety of forms:
1. Vegetative Propagation – New plants are developed from a portion of the main plant’s
body. It can be reproduced both naturally as well as by the artificial method of vegetative
propagation. For example- Onion bulbs are produced by natural propagation. Rose and
banana plants are produced by artificial methods of propagation.
2. Budding – In this mode of asexual reproduction, new plants grow from an outgrowth or
bud in the plant body.
3. Fragmentation – New plants are developed from fragments of the parent plant.
4. Apomixis – is the type of asexual reproduction in which seeds are formed, and the
embryo is developed without the fusion of male and female gametes. Citrus trees
commonly use this method of asexual reproduction by using their seeds.
9
This mode of reproduction involves the production of new plants through embryos developed by the
fusion of male and female gametes. In sexual reproduction, a fusion of male and female gametes
produces fruits that contain seeds. The seeds give rise to new plants.
A flower is the reproductive part of a plant which can either be unisexual or bisexual. Stamen is the
male reproductive part and the pistil is the female reproductive part of a flower.
Sexual reproduction is divided into three stages:
1. Pollination:- A process in which the pollen grains are transferred across the anther to the stigma of
the same flower or flowers of different plants. There are two types of pollination- self-pollination and
cross-pollination.
2. Zygote formation:- After the transfer of pollen grains, the male gamete is transferred down through
the style of the pistil to the ovary where the male gamete is fused with the female gamete to form a
zygote.
3. Fruit and seed formation:- After fertilization, a formed zygote is developed into an embryo. The ovary
develops into fruit and ovules into seeds. 10
Question:- What is the structure of a plants?
Answer:- Plants have two major structural systems: the root system and the shoot
system. Each of these structural systems has specific roles in the function and health
of the plant. The root system brings in water and nutrients from the soil, grounding
the plant in the same way our feet help us balance .
Question:- What are the structures of plants and their functions?
Answer:- The roots absorb water and minerals from the soil and anchor the plant in
the ground. The stem supports the plant above ground, and carries the water and
minerals to the leaves. The leaves collect energy from the Sun and make food for the
plant, using an amazing process called photosynthesis.
11
Parts Of Plants
The main parts of a plant include:
1. Roots
2. Stem
3. Leaves
4. Flowers
5. Fruits
We will discuss about each of them:-
Roots:- Roots are the most important and underground part of a plant, which are collectively called the root system. They are the major
part that anchors the plant firmly in the soil. They absorb water and minerals from the soil, synthesise plant growth regulators, and store
reserve food material. The apical part of the root is covered by the root cap that protects the root apex.
The direct elongation of radicle leads to the formation of primary roots that grow inside the soil in dicots. It bears lateral roots that are
known as secondary and tertiary roots. 12
In monocots, the primary root is replaced by a large number of roots because it is short-lived. In some plants such as Banyan tree, the roots
arise from the parts of the plant and not from the radical. Such roots are known as adventitious roots.
A few plants that grow in swampy areas have roots growing vertically upwards to get oxygen for respiration. Such roots are known as
pneumatophores.
Stem:- The stem is the part of the plant which is found above the ground. The bark of trees are brown in colour and younger stems are
green in colour. It forms the basis of the shoot system and bears leaves, fruits and flowers. The region where the leaves arise is known as
the node and the region between the nodes is known as the internode.
Stems arise from the plumule, vertically upwards to the ground. Initially, stems are usually weak and cannot stand straight. It eventually
grows to become the toughest part of the plant called the trunk. The trunk is covered by a thick outer covering known as the bark. Overall
stem provides a definite framework and structure to a plant, which later develops into a tree.
The stem provides support to the plant. They also protect the plant and help in vegetative propagation. A few underground stems such as
potato and ginger are modified to store food.
The important functions of a stem include:
A stem carries out a number of functions essential for various processes such as photosynthesis.
Provides a definite framework and structure to a plant which later develops into a tree.
1. Support: Primary function of the stem is to hold up buds, flowers, leaves, and fruits to the plant. Along with the roots, a stem anchors the
plants and helps them to stand upright and perpendicular to the ground.
2. Transportation: It is the part which transports water and minerals from the root and prepared food from leaves to other parts of the plant.
3. Storage: Stems are one of the storerooms of plants where the prepared food is stored in the form of starch. The stems of a few plants in
the desert areas, such as Opuntia, get modified into thick, fleshy structures that store food and prevent excessive water loss due to
transpiration.
4. Reproduction: A few stems help in reproduction through vegetative propagation and also help to bear flowers and to produce fruits.
5. Guards: Protects Xylem and phloem allowing them to perform their functions. The stem tendrils are spirally coiled and help the plant to
climb support. The axillary buds also get modified into thorns that protect the plant from grazing animals.
The stems of a few plants in the desert areas, such as Opuntia, get modified into thick, fleshy structures that store food and prevent
excessive water loss due to transpiration.
Leaf and its parts
13
Leaves:- Leaves are the most important part of a plant. They contain chlorophyll that helps the plants to prepare their food using
sunlight, carbon dioxide and water. A leaf consists of three main parts- petiole, leaf base and lamina.
The petiole keeps the leaf blade exposed to wind and cools the leaf.
The leaf base is a protruding part of a leaf.
The lamina of the leaf contains veins and veinlets that provide rigidity to the leaf blade and help in the transport of mineral
nutrients.
Primarily, leaves have three main functions:
1. Photosynthesis: Green leaves prepare food for plants by using water and carbon dioxide in the presence of sunlight. This
process is called photosynthesis.
2. Transpiration: Other than photosynthesis, leaves play a crucial role in the removal of excess of water from plants through tiny
pores called stomata. This is the process of transpiration.
3. Reproduction: Leaves of some plants helps in reproduction also. For e.g. leaves of Bryophyllum give rise to a
new Bryophyllum plant.
Other Parts of Plants
The other parts of a plant include flowers and fruits.
Flowers:- Flowers are the most beautiful and colourful part of a plant. They are the reproductive part of a plant. A flower has four
major parts, namely,
Petals: It is the colourful part of a flower which attracts insects and birds.
Sepals: Sepals are green leafy parts present under petals and protect the flower buds from damage.
Stamens: This is the male part of the flower consisting of anther and filament.
Pistil: This is the female part of the flower consisting of stigma, style and ovary.
Fruits:- Fruits are the main features of a flowering plant. It is a matured ovary that develops after fertilisation. Some fruits are
developed without fertilization and are known as parthenocarpic fruits and the process is known as Parthenocarpy.
Thus, we see how different parts of a plant help in the growth and development of a plant. All the plant parts are beneficial and
work in coordination with each other.
14
15

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Presentation on Photography of plants.pptx

  • 1. THIS PRESENTATION HAS MADE BY:- PRATIK MISHRA OF CLASS:- 8-B, ROLL NO:- 24, SCHOOL NAME:- DAV PUBLIC SCHOOL, CDA, SECTOR-6, CUTTACK-753014. 1
  • 2. 1. Introduction of the topic: photography of plants. ( 1st slide) 2. Contents. {2nd slide (current)} 3. What is plant photography? (3rd slide) 4. Some pictures of plants and their names. (4th slide) 5. Definition of plants and its discovery. (5th slide) 6. Do you know about these medicinal plants and their features? (6th slide) 7. Characteristics of plants. (7th slide) 8. Reproduction in plants. (8th slide) a) Asexual mode of reproduction. (9th slide) b) Sexual mode of reproduction. (10th slide) 9. Structure of plants and their parts. (11th to 14th slides) 10. Last slide of the presentation. (15th slide) 2
  • 3. Plant photography is an exercise in celebrating color. Whether it's the vibrant red of a rose or the deep purple of a violet, colorful flowers and lush landscapes dominate nature photography. Indoor lighting requires piles of equipment to compare to natural light -- it's hard to beat the outdoors on a sunny day. 3
  • 4. Abelia Agastache Aeonium Aerangis Orchids Balloon flower Calamus Cabbage Calendula Calibrachoa Daffodil Dahlia Dahoon holly Date palm Daphne Eastern Lily 4
  • 5. Question:- What is the simple definition of plant? Answer:- A plant is a living thing that grows in the earth and has a stem, leaves, and roots. Water each plant as often as required. ... exotic plants. Synonyms: flower, bush, vegetable, herb More Synonyms of plant. Question:- When was plant discovered? Answer:- The earliest known vascular plants come from the Silurian period. Cooksonia is often regarded as the earliest known fossil of a vascular land plant, and dates from just 425 million years ago in the late Early Silurian. It was a small plant, only a few centimetres high. Question:- Who discovered the first plant? Answer:- Jan Ingenhousz (December 8, 1730 - September 7, 1799) was an 18th century Dutch physician, biologist, and chemist who discovered how plants convert light into energy, the process known as photosynthesis. He is also credited with discovering that plants, similar to animals, undergo the cellular respiration process. 5
  • 6. holy basil, (Ocimum tenuiflorum), also called tulsi or tulasi, flowering plant of the mint family (Lamiaceae) grown for its aromatic leaves. Holy basil is native to the Indian subcontinent and grows throughout Southeast Asia. The plant is widely used in Ayurvedic and folk medicine, often as an herbal tea for a variety of ailments, and is considered sacred in Hinduism. It is also used as a culinary herb with a pungent flavour that intensifies with cooking. It is reminiscent of clove, Italian basil (Ocimum basilicum), and mint and has a peppery spiciness. It is considered an agricultural weed and an invasive species in some areas outside its native range. Neem is a natural herb that comes from the neem tree, other names for which include Azadirachta indica and Indian lilac. The extract comes from the seeds of the tree and has many different traditional uses. Neem is known for its pesticidal and insecticidal properties, but people also use it in hair and dental products. In India, it was traditionally used for disorders of the skin, upper respiratory tract, joints, and digestive system. Today, turmeric is promoted as a dietary supplement for a variety of conditions, including arthritis, digestive disorders, respiratory infections, allergies, liver disease, depression, and many others. It is yellow in colour. 1. Relieves nausea. ... 2. Reduces muscle pain. ... 3. Aids digestion. ... 4. Boosts bone health. ... 5. Reduces oxidative stress. ... 6. Strengthens the immune system. ... 7. Reduces the risk of heart disease. ... 8. Mitigates obesity. 6
  • 7.  The characterics of plants are:- 1. Carry out photosynthesis (autotrophs). 2. Produce cellulose in their cell walls. 3. Non-motile (don’t move around). 4. Reproduce sexually and asexually. 5. Have specialized tissues and organs. 6. Plants respond to the environment. 7. Stomata allow gas exchange. 8. They contain carotenoids and chlorophyll. 9. Oxygen is also a by-product of photosynthesis, and many organisms depend on oxygen to survive. 10. Plants are multicellular with eukaryotic cells, which is one of the features of plants. 7
  • 8. The modes of plant reproduction can be majorly classified as: 1. Asexual mode of reproduction. 2. Sexual mode of reproduction. Let us discuss about “Asexual mode of reproduction”. 8
  • 9. In this mode of reproduction, plants can give rise to new plants without the involvement of male and female reproductive parts. In this mode, plants do not produce fruits and seeds. Asexual reproduction in plants can occur in a variety of forms: 1. Vegetative Propagation – New plants are developed from a portion of the main plant’s body. It can be reproduced both naturally as well as by the artificial method of vegetative propagation. For example- Onion bulbs are produced by natural propagation. Rose and banana plants are produced by artificial methods of propagation. 2. Budding – In this mode of asexual reproduction, new plants grow from an outgrowth or bud in the plant body. 3. Fragmentation – New plants are developed from fragments of the parent plant. 4. Apomixis – is the type of asexual reproduction in which seeds are formed, and the embryo is developed without the fusion of male and female gametes. Citrus trees commonly use this method of asexual reproduction by using their seeds. 9
  • 10. This mode of reproduction involves the production of new plants through embryos developed by the fusion of male and female gametes. In sexual reproduction, a fusion of male and female gametes produces fruits that contain seeds. The seeds give rise to new plants. A flower is the reproductive part of a plant which can either be unisexual or bisexual. Stamen is the male reproductive part and the pistil is the female reproductive part of a flower. Sexual reproduction is divided into three stages: 1. Pollination:- A process in which the pollen grains are transferred across the anther to the stigma of the same flower or flowers of different plants. There are two types of pollination- self-pollination and cross-pollination. 2. Zygote formation:- After the transfer of pollen grains, the male gamete is transferred down through the style of the pistil to the ovary where the male gamete is fused with the female gamete to form a zygote. 3. Fruit and seed formation:- After fertilization, a formed zygote is developed into an embryo. The ovary develops into fruit and ovules into seeds. 10
  • 11. Question:- What is the structure of a plants? Answer:- Plants have two major structural systems: the root system and the shoot system. Each of these structural systems has specific roles in the function and health of the plant. The root system brings in water and nutrients from the soil, grounding the plant in the same way our feet help us balance . Question:- What are the structures of plants and their functions? Answer:- The roots absorb water and minerals from the soil and anchor the plant in the ground. The stem supports the plant above ground, and carries the water and minerals to the leaves. The leaves collect energy from the Sun and make food for the plant, using an amazing process called photosynthesis. 11
  • 12. Parts Of Plants The main parts of a plant include: 1. Roots 2. Stem 3. Leaves 4. Flowers 5. Fruits We will discuss about each of them:- Roots:- Roots are the most important and underground part of a plant, which are collectively called the root system. They are the major part that anchors the plant firmly in the soil. They absorb water and minerals from the soil, synthesise plant growth regulators, and store reserve food material. The apical part of the root is covered by the root cap that protects the root apex. The direct elongation of radicle leads to the formation of primary roots that grow inside the soil in dicots. It bears lateral roots that are known as secondary and tertiary roots. 12
  • 13. In monocots, the primary root is replaced by a large number of roots because it is short-lived. In some plants such as Banyan tree, the roots arise from the parts of the plant and not from the radical. Such roots are known as adventitious roots. A few plants that grow in swampy areas have roots growing vertically upwards to get oxygen for respiration. Such roots are known as pneumatophores. Stem:- The stem is the part of the plant which is found above the ground. The bark of trees are brown in colour and younger stems are green in colour. It forms the basis of the shoot system and bears leaves, fruits and flowers. The region where the leaves arise is known as the node and the region between the nodes is known as the internode. Stems arise from the plumule, vertically upwards to the ground. Initially, stems are usually weak and cannot stand straight. It eventually grows to become the toughest part of the plant called the trunk. The trunk is covered by a thick outer covering known as the bark. Overall stem provides a definite framework and structure to a plant, which later develops into a tree. The stem provides support to the plant. They also protect the plant and help in vegetative propagation. A few underground stems such as potato and ginger are modified to store food. The important functions of a stem include: A stem carries out a number of functions essential for various processes such as photosynthesis. Provides a definite framework and structure to a plant which later develops into a tree. 1. Support: Primary function of the stem is to hold up buds, flowers, leaves, and fruits to the plant. Along with the roots, a stem anchors the plants and helps them to stand upright and perpendicular to the ground. 2. Transportation: It is the part which transports water and minerals from the root and prepared food from leaves to other parts of the plant. 3. Storage: Stems are one of the storerooms of plants where the prepared food is stored in the form of starch. The stems of a few plants in the desert areas, such as Opuntia, get modified into thick, fleshy structures that store food and prevent excessive water loss due to transpiration. 4. Reproduction: A few stems help in reproduction through vegetative propagation and also help to bear flowers and to produce fruits. 5. Guards: Protects Xylem and phloem allowing them to perform their functions. The stem tendrils are spirally coiled and help the plant to climb support. The axillary buds also get modified into thorns that protect the plant from grazing animals. The stems of a few plants in the desert areas, such as Opuntia, get modified into thick, fleshy structures that store food and prevent excessive water loss due to transpiration. Leaf and its parts 13
  • 14. Leaves:- Leaves are the most important part of a plant. They contain chlorophyll that helps the plants to prepare their food using sunlight, carbon dioxide and water. A leaf consists of three main parts- petiole, leaf base and lamina. The petiole keeps the leaf blade exposed to wind and cools the leaf. The leaf base is a protruding part of a leaf. The lamina of the leaf contains veins and veinlets that provide rigidity to the leaf blade and help in the transport of mineral nutrients. Primarily, leaves have three main functions: 1. Photosynthesis: Green leaves prepare food for plants by using water and carbon dioxide in the presence of sunlight. This process is called photosynthesis. 2. Transpiration: Other than photosynthesis, leaves play a crucial role in the removal of excess of water from plants through tiny pores called stomata. This is the process of transpiration. 3. Reproduction: Leaves of some plants helps in reproduction also. For e.g. leaves of Bryophyllum give rise to a new Bryophyllum plant. Other Parts of Plants The other parts of a plant include flowers and fruits. Flowers:- Flowers are the most beautiful and colourful part of a plant. They are the reproductive part of a plant. A flower has four major parts, namely, Petals: It is the colourful part of a flower which attracts insects and birds. Sepals: Sepals are green leafy parts present under petals and protect the flower buds from damage. Stamens: This is the male part of the flower consisting of anther and filament. Pistil: This is the female part of the flower consisting of stigma, style and ovary. Fruits:- Fruits are the main features of a flowering plant. It is a matured ovary that develops after fertilisation. Some fruits are developed without fertilization and are known as parthenocarpic fruits and the process is known as Parthenocarpy. Thus, we see how different parts of a plant help in the growth and development of a plant. All the plant parts are beneficial and work in coordination with each other. 14
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