unit 7: chapters 21-23 classification of plants. plants belong to the kingdom ___________ plants are...
TRANSCRIPT
![Page 1: Unit 7: Chapters 21-23 Classification of Plants. Plants belong to the kingdom ___________ Plants are divided into ___________ (instead of Phylums) Characteristics](https://reader030.vdocuments.net/reader030/viewer/2022032705/56649dd25503460f94ac9105/html5/thumbnails/1.jpg)
Unit 7: Chapters 21-23Unit 7: Chapters 21-23
Classification of PlantsClassification of Plants
![Page 2: Unit 7: Chapters 21-23 Classification of Plants. Plants belong to the kingdom ___________ Plants are divided into ___________ (instead of Phylums) Characteristics](https://reader030.vdocuments.net/reader030/viewer/2022032705/56649dd25503460f94ac9105/html5/thumbnails/2.jpg)
Plants belong to the kingdom ___________
Plants are divided into ___________ (instead of Phylums)
Characteristics of Plants:1. ______________ - composed of many cells
2. __________ - have a nucleus and membrane bound organelles
3. _________ - extra cell structure for support
4. __________ - waxy water proof coating
5. ______________ - convert sunlight into chemical energy,
_________, through the process of ________________
Plantae
Divisions
Multicellular
Eukaryotic
Cell Wall
Cuticle
Photosynthetic
glucose photosynthesis
![Page 3: Unit 7: Chapters 21-23 Classification of Plants. Plants belong to the kingdom ___________ Plants are divided into ___________ (instead of Phylums) Characteristics](https://reader030.vdocuments.net/reader030/viewer/2022032705/56649dd25503460f94ac9105/html5/thumbnails/3.jpg)
Main Structures of Plants:1. _______- anchors the plant to soil; absorb water and minerals from the soil; transports those nutrients to the stem.
Types of Roots:a. _________ -single thick structures with smaller branching
roots; accumulate and store food. Ex: _______ and ______
b. ___________ - have many small branching roots that grow from a central point.
c. _________ - originate above ground and help support a plant. Ex. __________.
d. __________ - cling to objects such as walls and provide support for climbing stems.
Roots
Tap Roots
carrots beets
Fibrous Roots
Prop Roots
Corn plants
Aerial Roots
![Page 4: Unit 7: Chapters 21-23 Classification of Plants. Plants belong to the kingdom ___________ Plants are divided into ___________ (instead of Phylums) Characteristics](https://reader030.vdocuments.net/reader030/viewer/2022032705/56649dd25503460f94ac9105/html5/thumbnails/4.jpg)
2. _______ - provide support for leaves and the reproductive structures of plants; plant stems with vascular tissue contain tissues for transport of nutrients and water.
3. _______ - responsible for photosynthesis Types of leaves: a. _______ leaves –consist of one blade that is not divided and its petiole. b. _________ leaves – consists of several leaflets with a single petiole
Stems
Leaves
Simple
Compounds
![Page 5: Unit 7: Chapters 21-23 Classification of Plants. Plants belong to the kingdom ___________ Plants are divided into ___________ (instead of Phylums) Characteristics](https://reader030.vdocuments.net/reader030/viewer/2022032705/56649dd25503460f94ac9105/html5/thumbnails/5.jpg)
Characteristics of leaves:1. Leaf ________ a. _______ - veins run from the petiole more or less parallel out to the tip of the leaf.
b. _______ - one main vein with smaller veins branching off it and running parallel to each other.
c. ________ - several main veins radiate out from the petiole and have many smaller branches.
VENATION
Parallel
Pinnate
Palmate
![Page 6: Unit 7: Chapters 21-23 Classification of Plants. Plants belong to the kingdom ___________ Plants are divided into ___________ (instead of Phylums) Characteristics](https://reader030.vdocuments.net/reader030/viewer/2022032705/56649dd25503460f94ac9105/html5/thumbnails/6.jpg)
2. Leaf ___________ a. ________ -the arrangement of two leaves on the stem are located on opposite sides of the stem.
b. _________ - the arrangement of the leaves appear so than one leaf is higher on the stem than the other leaf. c. ________ - the arrangement of the leaves are clustered together in groups of three or more leaves.
Arrangement
Opposite
Alternate
Whorled
Alternate
Whorled
![Page 7: Unit 7: Chapters 21-23 Classification of Plants. Plants belong to the kingdom ___________ Plants are divided into ___________ (instead of Phylums) Characteristics](https://reader030.vdocuments.net/reader030/viewer/2022032705/56649dd25503460f94ac9105/html5/thumbnails/7.jpg)
Types of Plant Cells:1. _______________ - most abundant cells
found throughout plant living tissue; its spherical shaped with large central vacuole, and functions in photosynthesis, food storage, and
wound healing.2. _____________ - long cells with
unevenly thickened cell walls that provides support the growing regions of a plant
3. ____________ - cells with thick and rigid cell walls; die at maturity forms a region of dead cells that have ceased growing, and provides supports and strength for plants.
Parenchyma Cells
Collenchyma Cells
Sclerenchyma
![Page 8: Unit 7: Chapters 21-23 Classification of Plants. Plants belong to the kingdom ___________ Plants are divided into ___________ (instead of Phylums) Characteristics](https://reader030.vdocuments.net/reader030/viewer/2022032705/56649dd25503460f94ac9105/html5/thumbnails/8.jpg)
Plant Tissues:1. ________ tissue – composed mostly of parenchyma cells; found throughout a plant; found associated with other tissues; supports vascular bundles; functions: __________, ______, ______
2. _______ tissue – responsible for transporting materials through plants Consists of: ______ - vascular tissue that conducts water and dissolved minerals ______ - vascular tissue that conducts food
Ground
photosynthesis
storage support
Vascular
Xylem
Phloem
Ground tissue
Vascular tissue
![Page 9: Unit 7: Chapters 21-23 Classification of Plants. Plants belong to the kingdom ___________ Plants are divided into ___________ (instead of Phylums) Characteristics](https://reader030.vdocuments.net/reader030/viewer/2022032705/56649dd25503460f94ac9105/html5/thumbnails/9.jpg)
3. ______ tissue – provides outer protection for the whole plant. Consists of: ________ - outer layer of cells with a waxy cuticle. Functions: 1. ____________ 2. _____________ 3. ______________ _______ - opening in the epidermis of leaves that
regulate the passage of gases in and out of the plant, surrounded by ____ ____ which control the opening and closing of stomata.
Dermal
Epidermis
Plant protection
Prevents water loss
Aids in gas exchange
Stomata
Guard cells
Epidermis
![Page 10: Unit 7: Chapters 21-23 Classification of Plants. Plants belong to the kingdom ___________ Plants are divided into ___________ (instead of Phylums) Characteristics](https://reader030.vdocuments.net/reader030/viewer/2022032705/56649dd25503460f94ac9105/html5/thumbnails/10.jpg)
Internal Structure of a leaf
A. Ground tissue
Mesophyll
Spongy mesophyll
Palisade mesophyll
B. Vascular Tissue
Vascular bundle
phloem
xylem
C. Dermal Tissue
Cuticle Upper epidermis
Lower epidermisStomata
Guard cells
![Page 11: Unit 7: Chapters 21-23 Classification of Plants. Plants belong to the kingdom ___________ Plants are divided into ___________ (instead of Phylums) Characteristics](https://reader030.vdocuments.net/reader030/viewer/2022032705/56649dd25503460f94ac9105/html5/thumbnails/11.jpg)
Classification of PlantsClassification of Plants Non-seeded Non-vascular Plants:Non-seeded Non-vascular Plants:(also known as _____ plants) (also known as _____ plants) 1. Division: __________ 1. Division: __________
include ________ include ________
2. Division: ___________ 2. Division: ___________
include ________ include ________
3. Division: _______ 3. Division: _______
include ______ include ______
spore
Hepaticophyta
Liver worts
Anthocerophyta
Horn worts
Bryophyta
mosses
![Page 12: Unit 7: Chapters 21-23 Classification of Plants. Plants belong to the kingdom ___________ Plants are divided into ___________ (instead of Phylums) Characteristics](https://reader030.vdocuments.net/reader030/viewer/2022032705/56649dd25503460f94ac9105/html5/thumbnails/12.jpg)
Non-seeded Vascular Plants:Non-seeded Vascular Plants:
1. Division: __________ 1. Division: __________
include _________ include _________
2. Division: ___________________ 2. Division: ___________________
include ___________include ___________
3. Division: ____________________ 3. Division: ____________________
include ________ include ________
4. Division: __________ 4. Division: __________
include ______ include ______
Psilophyta
Whisk ferns
Lycophyta
Club mosses
Arthophyta
horsetails
Pterophyta
ferns
![Page 13: Unit 7: Chapters 21-23 Classification of Plants. Plants belong to the kingdom ___________ Plants are divided into ___________ (instead of Phylums) Characteristics](https://reader030.vdocuments.net/reader030/viewer/2022032705/56649dd25503460f94ac9105/html5/thumbnails/13.jpg)
Seeded Vascular PlantsSeeded Vascular Plants
1. Division: _________ 1. Division: _________
include _____ include _____
2. Division: ________ 2. Division: ________
include ______, ______, ________ include ______, ______, ________
3. Division: _________ 3. Division: _________
include __________ include __________
Cycadophyta
cycads
Gnetophyta
Gnetoum Ephedra Welwitchia
Ginkophyta
Ginkgo biloba
![Page 14: Unit 7: Chapters 21-23 Classification of Plants. Plants belong to the kingdom ___________ Plants are divided into ___________ (instead of Phylums) Characteristics](https://reader030.vdocuments.net/reader030/viewer/2022032705/56649dd25503460f94ac9105/html5/thumbnails/14.jpg)
4. Division: __________ 4. Division: __________
include _____ _________include _____ _________ __________ __________
5. Division: _________ 5. Division: _________
include ___________include ___________
Coniferophyta
Pines, cone bearing
evergreens
Anthophyta
Flowering plants
![Page 15: Unit 7: Chapters 21-23 Classification of Plants. Plants belong to the kingdom ___________ Plants are divided into ___________ (instead of Phylums) Characteristics](https://reader030.vdocuments.net/reader030/viewer/2022032705/56649dd25503460f94ac9105/html5/thumbnails/15.jpg)
Seeded Vascular PlantsSeeded Vascular Plants GymnospermsGymnosperms A.A. B.B.
Examples:Examples:1.1.2.2.3.3.4.4.
AngiospermsAngiosperms A.A. B.B.
Examples:Examples:1.1.
2.2.
3.3.
“Naked” seed plants
Seeds are not enclosed in an ovary or fruit
Seeds are enclosed in an ovary
Flowering plants - Anthophytes
Cycads
Gentophytes
Ginkos
Conifers
Annuals – grow for 1 yr. or less
Biennials – grow for 2 yrs. & die
Perennials – grow for many years
Ex. Corn, wheat, peas, beans
Ex. Carrots, beets, turnips
![Page 16: Unit 7: Chapters 21-23 Classification of Plants. Plants belong to the kingdom ___________ Plants are divided into ___________ (instead of Phylums) Characteristics](https://reader030.vdocuments.net/reader030/viewer/2022032705/56649dd25503460f94ac9105/html5/thumbnails/16.jpg)
Angiosperms Monocots DicotsExamples: Examples: _____________________ _______________________
Characteristics: Characteristics:
1. 1.
2. 2.
3. 3.
4. 4.
5. 5.
Grass, orchids, lilies, palms Shrubs, trees, cacti, vegetables
1 cotyledon – 1 seed leaf/ food source
Parallel veins
Petals in groups of threes
Stems - Scattered vascular bundles
Roots – strands of xylems that alternate w/strands of phloem
2 cotyledons – 2 seed leafs/ food sources
Branched netted veins
Petals in groups of 4 or 5
Roots – xylem forms central star-shaped mass w/ phloem cells between rays
Stems - Vacular bundles in periphery
![Page 17: Unit 7: Chapters 21-23 Classification of Plants. Plants belong to the kingdom ___________ Plants are divided into ___________ (instead of Phylums) Characteristics](https://reader030.vdocuments.net/reader030/viewer/2022032705/56649dd25503460f94ac9105/html5/thumbnails/17.jpg)
2 cotyledons
1 cotyledon
Petals in groups of 4 or 5
Petals in groups of 3
Branch netted veins
Parallel veins
Peripheral vascular bundles in stems
Scattered vascular bundles in stems
![Page 18: Unit 7: Chapters 21-23 Classification of Plants. Plants belong to the kingdom ___________ Plants are divided into ___________ (instead of Phylums) Characteristics](https://reader030.vdocuments.net/reader030/viewer/2022032705/56649dd25503460f94ac9105/html5/thumbnails/18.jpg)
Structure of a FlowerStructure of a Flower
Pistil
Stigma
Style
Ovule
Ovary
StamenAnther
Filament
Petal
Sepal
Receptacle
Pedicel
Pollen grains
![Page 19: Unit 7: Chapters 21-23 Classification of Plants. Plants belong to the kingdom ___________ Plants are divided into ___________ (instead of Phylums) Characteristics](https://reader030.vdocuments.net/reader030/viewer/2022032705/56649dd25503460f94ac9105/html5/thumbnails/19.jpg)
The End.The End.