general characters of algae ppt

General Characteristics of Algae. Ø  Most algae have an alternation of many celled haploid gametophytic generation with many celled diploid sporophytic generation, which alternate regularly. Dr. Poonam Jaiswal, Lecturer Botany, JDB Govt. Characteristics of Algae. Ø  In Eichler’s system of classification, algae are placed in the Division Thallophyta along with Fungi and Lichens. Looks like you’ve clipped this slide to already. General characteristics of algae, Classification of algae based on habitat, Thallus diversity in algae, Chloroplast shape variations in algae, Pigmentation in algae, Reproduction in algae, Life cycle in algae . Filopodia and reticulopodia in some species. Chlamydomonas; Pant body: known as Thallus and they are avascular; Habitat: Algae are usually aquatic, either freshwater or marine and some are terresterial. Protozoa are eukaryotic microorganisms. The one who study algae is called Phycologist. Presentation Summary : 20-3 Algae Lifecycle. General Characteristics of Molds. Classification 6. Algae are eukaryotic organisms that have no roots, stems, or leaves but do have chlorophyll and other pigments for carrying out photosynthesis. Sexual reproduction: here the union of gametes are involved: Autogamy,  hologamy,  isogamy, anisogamy and oogamy are the different types of sexual reproduction algae. Algae are the simplest multicellular plants. This video describes about general features of plant group algae, which seaweeds, consist of most primitive, thalloid, photosynthetic eukaryotic organisms. Algae exist in a variety of shapes and forms—single-celled algae may be spherical, rod-shaped, or spindle-shaped, while multicellular algae may appear as colonies, filaments or tubes. Structural and cellular organizations are important characters in the classification of algae and in establishing the inter-relationship among them. • No life on land prior to release of oxygen into atmosphere by cyanobacteria. According to habitat, … The oxygen in today’s atmosphere is almost entirely the result of photosynthetic living, which had its start with the appearance of blue-green algae among the microorganisms” Share yours for free! Because of these pigments, many groups of algae have been known by their color: hence red, green, brown, etc. Unicellular algae occur most frequently in water, especially in plankton.Phytoplankton is the population of free‐floating microorganisms composed primarily of unicellular algae. 0. Chlorophyta inhabit freshwater, marine and terrestrial habitats. Learn new and interesting things. They are distributed worldwide in the sea, in freshwater and in wastewater. Algae can grow as single cells, long filaments, or huge aggregates, but there is no tissue differentiation in algal colonies. World's Best PowerPoint Templates - CrystalGraphics offers more PowerPoint templates than anyone else in the world, with over 4 million to choose from. Posted Date: 06 Apr 2010 | Updated: 06-Apr-2010 | Category: Education | Author: Madhusmita | Member Level: Gold | Points: 20 | Molds are very common organisms that grow on food materials to spoil the foods and can be easily be identified. PowerPoint is the world's most popular presentation software which can let you create professional Algae powerpoint presentation easily and in no time. … Diplobiontic: Three phases in life cycle, two are diploid and one is haploid. Most of euglenoids are autotrophic and photosynthetic. GENERAL CHARACTERSTICS OF ALGAE. Overview of Algae and Algal Blooms: Who are these guys? Example: Babesia. All algal cells have a definitive cell wall that is thin in some species, but in others, like diatoms, the cell wall is impregnated with silica, which makes it rigid and hard. Fungi lack chlorophyll and hence cannot perform photosynthesis. A single endosymbiosis appears to have occurred in the green algae, the red algae and the glaucocystophytes. See our Privacy Policy and User Agreement for details. Zoospore, aplanospore, hypnospore, tetraspore, autospore, akinetes etc are the important spore types in algae. Ø  Algae are autotrophs (synthesize food using light energy), ⊕. Structure, Morphology, and Motility. Macmillan and Co Ltd., New York, St Martin’s Press London Chapman VJ, Chapman DJ (1981) The algae, 2nd edn. Protozoa are notable for their ability to move independently, a characteristic found in the majority of species. water environments and gives a general overview of the major groups of these organisms (Chapter 1), methods of collection and enumeration (Chapter 2) and keys to algal groups and major genera (Chap-ter 4). Ø  Alternation of generations (also known as alternation of phases) is a term primarily used to describe the life cycle of plants. While most chlorophyta are aquatic, Dr.Ayad M.J. Algae … General Characteristics of Bacteria. The substance can either be used as an additive or can act as a thickener in many types of food products. Bacteria are prokaryotic organisms (Kingdom:Monera), without cell defined organelles like mitochondria,Golgi bodies,Endoplasmic reticulum.,etc; Microscopic,unicellular,they may occur singly or aggregations to form colonies. Lewis Thomas, 1984. About 14 results (0.39 milliseconds) Sponsored Links Displaying classification of algae PowerPoint Presentations. Macmillan Press Limited, London/ Basingstoke Chepurnov VA, Mann DG, Sabbe K, Vyverman W (2004) Experimental studies on sexual reproduction in diatoms. In general algae can be referred to as plant-like organisms that are usually photosynthetic and aquatic, but do not have true roots, stems, leaves, vascular tissue and have simple reproductive structures. 1 Citations; 3.9k Downloads; Part of the Cellular Origin, Life in Extreme Habitats and Astrobiology book series (COLE, volume 26) Abstract. Examples are Chlamydomonas, Spirogyra, and Chara; Phaeophyceae – Also called as brown algae, they are predominantly marine. Blue-Green Algae: “Pond Scum” Images: Sarah Rushforth . Unique Features of Algae (Source: Britannica) Algae can be microscopic or even as large as 60 meters in length. Introduction. -Unicellular, colonies, filaments -They lack a nucleus and organelles (chloroplast, mitochondria). some marine seaweeds that can exceed 50 m in … Fresh water forms: Occurs in ponds, lakes, river etc. (Spirogyra), (b). Among three phases, two are haploid and one is diploid (Batrachospermum, Coleochaete), (4). 32. Largely marine and freshwater parasites of algae and higher plants. Specific general characteristics of algae are common to plants as well as animals. Lab 8: Introduction To The Algae 864723 PPT. They are Thallophytes which have chlorophyll as their primary photosynthetic pigment and lack a sterile covering of cells around the reproductive cells. Presence of photosynthetic pigment – chlorophyll Although they are often studied in zoology courses, they are considered part of the microbial world because they are unicellular and microscopic. Find PowerPoint Presentations and Slides using the power of XPowerPoint.com, find free presentations research about Classification Of Algae PPT . By. Introduction to Chlorophyceae (Green Algae): Chlorophyceae (chloros, green; phyceae, algal organisation) is commonly known as green algae’. Concepts of Botany Algae (PDF 21P) This note contains explanation of algae, structure of alage and its classification. Introduction to Chlorophyceae (Green Algae) 2. Green algae usually have a rigid cell wall made up of an inner layer of cellulose and outer layer of pectose. They are chlorophyllous thus autotrophic, with simple thallus and lacks tissue differentiation. Algal Examples. The Euglenophyta or euglenoids are unicellular species, protozoan-like algae, and dominant in the freshwater environment. General Characteristics of Algae. Algae are eukaryotic thallophytes. … In addition, algae may occur in moist soil or on the surface of moist rocks and wood. Classes in Detail 2 Hierarchical system of classification: Level: suffix: example: Domain Eukaryote Group Plantae Division -phyta Chlorophyta Class -phyceae Ulvophyceae Order -ales Ulvales Family -aceae Ulvaceae Genus Ulva species fenestrata II. General characters of algae. Unicellular algae occur most frequently in water, especially in plankton. Conditions for survival include light, carbon, essential nutrients, water quality, temperature and tidal exposure. Ø  Algae shows great diversity in plastid shape, Plstids may be: Reticulate: Oedogonium, Hydrodictyon, Cladophora, Ø  They are proteinacious bodies present in chromatophores, Ø  Considered as the organelle of synthesis and storage of starch, Ø  In some Chlorophyceae pyrenoids are surrounded by starch grains, Ø  Pyrenoids arise de-novo or by the division of preexisting pyrenoids. General Characters of Algae Posted on : 19-11-2017 Posted by : Admin. This enhances the rates at which bacteria decompose dead organic matter. Algal cells are primarily eukaryotic cells with membrane-bound photosynthetic (chloroplast), respiratory (mitochondria) and genetic organelles. Images: Sarah Rushforth, Mindy Morales, and Kalina Monoylov. Algae are photosynthetic organisms; Algae can be either … (1). Table 2.1 attempts to summarize the main characteristics of the different algal divisions. For instance, algae can photosynthesize like plants, and they possess specialized structures and cell-organelles, like centrioles and flagella, found only in animals. Phytoplankton is the population of free‐floating microorganisms composed primarily of … Diplontic: Just reverse of the haplontic type. Fritsch (1935) … Ø  Example: Chlamydomonas is a single celled algae whereas Macrocystis pyrifera, a marine brown algae, is multicellular, parenchymatous and several meters long. Chloroplast types V. Major Polysaccharide Reserves VI. (adsbygoogle=window.adsbygoogle||[]).push({}). Un-branched filamentous (Spirogyra, Oedogonium), (b). Algae: The … Algae can be multicellular or unicellular. Morphology IV. Habit and Habitat They may be free floating , free swimming or attached to the bottom in the shallow water. For instance, algae can photosynthesize like plants, and they possess specialized structures and cell-organelles, like centrioles and flagella, found only in animals. They usually lack the capability for … … SHILAPUSHPA - LICHENS: GENERAL CHARACTERISTICS. Helminths share numerous characteristics that contribute to their parasitic quality including the presence of attachment organs. Please Share with Your Friends... “The life of the planet began the long, slow process of modulating and regulating the physical conditions of the planet. Unicellular forms (Example: Chlamydomonas, Chlorella), (a). If you continue browsing the site, you agree to the use of cookies on this website. General characteristics of algae 1. However, not all algae have flagella, and they can also be … A type of algae, known as carrageenan, is often added to dairy products such as cheese and sour cream … They reproduce by means of spores. The euglenoids do not have a true cell wall and are protected by a p… Algae - Algae - Classification of algae: The classification of algae into taxonomic groups is based upon the same rules that are used for the classification of land plants, but the organization of groups of algae above the order level has changed substantially since 1960. Blue-Green Algae = Cyanobacteria Not an “A” at All Snowella species. See our User Agreement and Privacy Policy. They also colonize artificial habitats, such as dams and reservoirs, fountains and pools, … Cyanobacteria and OXYGEN • Cyanobacteria release oxygen through photosynthesis • Only producers of oxygen over several hundreds million years in the biosphere. Find PowerPoint Presentations and Slides using the power of XPowerPoint.com, find free presentations research about Algae Characteristic PPT. Symbiotic algae: Symbiotic (mutual) association with fungi in lichen, in Bryophytes (Anthoceros), in Pteridophytes (Azolla), gymnosperms (corolloid roots of Cycas) and in angiosperms. Storage form of food: Starch 3. Listed below are some of the general characteristics of algae. Fungi are eukaryotic organisms. Small, round-shaped or amoeboid parasites in vertebrate red blood cells. GENERAL DESCRIPTION OF MAJOR DIVISIONS AND CLASSES PROKARYOTES CYANOPHYTA (BLUE-GREEN ALGAE) AND PROCHLOROPHYTA -All blue-green algae (Figure 2.1) and prochlorophytes (Figure 2.2) are non-motile Gram negative eubacteria. Algae can also be found in household products, such as toothpaste and various pharmaceuticals. It is the stored form of food in the cells for energy. Reproduction in fungi is both by sexual and asexual means. General chartacters of Algae. Specific general characteristics of algae are common to plants as well as animals. View Structure Of Algae PPTs online, safely and virus-free! What are the General Characters of Algae PPT? Simple Plants: Chapters 20 And 21 20 1 Characteristics Of ... PPT . The term Mollusca was first applied by Aristotle to cuttle fish. General Characteristics of algae, What is Phycology PPT? By grazing on soil bacteria, they regulate bacterial populations and maintain them in a state of physiological youth—i.e., in the active growing phase. -Circular DNA, no … Modern classifications delimit them with many other characters … The algae are predominantly aquatic and are … The study of algae is known as phycology … Similarities of some morphological structures are seen among various classes of algae. Haplobiontic: Three phases in life cycle. Ø  Pigments in algae belongs to three major categories: Ø  All major algal groups have at least one characteristic pigment, Cyanophyceae (blue green algae): Phycocyanin, Chlorophyceae (green algae): Chlorophyll b, Chlorophyll a is universally present in all algal grous, Ø  Except in Cyanophyceae (blue green algae, BGA) pigments in algae are found in membrane bound organelles called plastids, Ø  In BGA, plastids are absent, pigments located at peripheral cytoplasm called chromoplasm. In thalloid plants, there is no differentiation of plant body into true roots, stem and leaves. There are a couple more common and well-known groups of algae. Classification of organisms into plants and animals was easily done and was easy to understand, but, a large number of organisms did not fall into either category. Characteristics 4. They are chlorophyllous thus autotrophic, … They are usually aquatic. These attachment organs include bothria (sucking grooves: Cestodes or tapeworms, which may also have a rostellum (crown of thorns with hooks); Old World Hookworms: cutting teeth; New World Hookworms: cutting plate. Authors; Authors and affiliations; Dinabandhu Sahoo; Pooja Baweja; Chapter. Now customize the name of a clipboard to store your clips. some marine seaweeds that can exceed 50 m in … Algae: General Characters PPT (General Characteristics of Algae PPT) What are algae? What are Molds Molds are one type of micro organisms and they grow on food materials like … They are found in different habitats from fresh to marine waters to extreme conditions. Different algal groups have different types of reserved food materials. The major groups of algae are therefore related to the type of protist host and the type of plastid, and these are described. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Aphanizomenon sp. Study of molluscan shell is called conchology. Fungi are eukaryotic, spore bearing, achlorophyllous, heterotrophic organisms that generally reproduce sexually and asexually and whose filamentous, branched somatic structures are typically surrounded by cell walls containing chitin or cellulose or both with many organic … The organization of their thallus is either unicellular or multicellular. Algae are photoautotrophs. Major stages in the life cycle are diploid, the haploid stages are represented only by gametes. The first group is the diatoms, which have a cell wall composed of silica. Stelar Evolution in Pteridophytes PPT by Easybiologyclass, Pigmentation in Algae PPT by Easybiologyclass, Bryophyta Characteristics PPT by Easybiologyclass, Biological and economic importance of algae, Pteridophytes: General Characteristics PPT by Easybiologyclass, No public clipboards found for this slide, Algae: General Characters by Easybiologyclass.com. The contents of this documents are Dichotomous Key to Freshwater Algae, Groups of Cyanobacteria & Algae, Dinoflagellates, Euglenoids, Brown, Golden brown, and Yellow brown Algae and Glaucophytes. Mode of nutrition (autotrophs), Ø  Majority of algae are in aquatic habitat (fresh water or marine), some algae are terrestrial also, Ø  Algae are present in all parts of the world including Arctic and Antarctic regions (universal occurrence), Ø  Sex organs are unicellular or multicellular, Oogonium (female sex organ) of Oedogonium *, Ø  Sex organs lack jacket cells around them (naked sex organs), Ø  If jacket cells are present, they have different origin, Ø  There is a progressive complexity in the reproduction of different algal groups, Ø  Embryos is not formed after zygote formation, Ø  Show distinct alternation of generation, Ø  Cellular organization may be prokaryotic (blue green algae) or eukaryotic (all other algae), Ø  Found in a variety of habitats (Fresh water, marine, on rocks, with in plants or animals), Ø  On the basis of habitat, algae are classified into three groups, Chlamydomonas (Unicellular Flagellated Algae) #, Ø  Two types: Fresh water and marine forms, (a). (2). As they are diverse in structure and habitat there is a lot of diversity in their reproduction and perennation strategies. They may be unicellular or filamentous. This helps you give your presentation on Algae in a conference, a school lecture, a business proposal, in a webinar and business and professional representations.. Examples: Vampyrella, Pseudospora, etc. General Characteristics of Protozoa Although they are often studied in zoology courses, they are considered part of the microbial world because they are unicellular and microscopic. Early chapters present general information on the characteristics of nitrogen-fixing blue-green algae, their identification, ecology and agronomic role as background material. Certain intertidal species such as the ulva, or sea lettuce, can tolerate a range of temperatures and survive drying at low tide. Parenchymatous forms (Sargassum, Laminaria), Ø  Algae also shows great diversity in pigmentation, Ø  Different groups of algae have different pigment composition, Ø  Distribution pattern of pigments has great taxonomic significance in algae, Ø  The classification of algae by Fritsch is primarily based of the pigmentation in algae. Ø  It is also called as food reserve. About 14 results (0.39 milliseconds) Sponsored Links Displaying classification of algae PowerPoint Presentations. Based on type of the cell, algae can be grouped basically into two major assemblages prokaryotic and eukaryotic algae There are four distinct groups within the algae − Group 1 Prokaryotic algae include two divisions: Cyanobacteria and Prochlorophyta.. − Group 2 Eukaryotic algae with … Algae Algae have been used in animal and human diets since very early times. Learn more: Lecture Note in Algae General Characteristics. The study of algae is known as phycology (phycos = seaweed). (Example: Heterohormogonium), Fluviatile algae: algae found in rapidly running water such as water falls (Example: Ulothrix occurs in mountains water falls, Ø  Wide range or thallus variation in algae, Ø  Thallus may be unicellular to multicellular and microscopic to macroscopic, Ø  Plant size range from few micron to several meters. There is three main Algae classification: Chlorophyceae – These are called green algae, due to the presence of pigments chlorophyll a and b. Eukaryotic Algae I. Euglenophyta: Motile, protozoan like algae lack true cell wall, (3). Some Terminology • autrotrophs • heterotrophs • microalgae • phytoplankton • macroalgae • benthic • red tides • harmful algal blooms (HABs) Common characteristics • Algae is a term describing any non-vascular primary … They possess rigid cell wall. General Characteristics of Protozoa. Algae grow in almost every habitat in every part of the world. The unique feature of algae is the ability to perform photosynthesis. 1.1.1 Algae… Parasitic algae: grow as parasite on plants or animals (Example: Cephaleuros is a parasitic green algae grow on the leaves of many plants causing red rust diseases), Thermophytic algae: grow in hot springs. An undifferentiated plant body is known as ‘thallus’. Locomotory … Following are the important characteristics of fungi: Fungi are eukaryotic, non-vascular, non-motile and heterotrophic organisms. Find PowerPoint Presentations and Slides using the power of XPowerPoint.com, find free presentations research about Classification Of Algae PPT . We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. Marine water forms: Occurs in saline condition such as seas and oceans (Most of the Red and Brown algae such as Polysiphonia and Sargassum). Food reserves are starch, some fats or oils like higher plants. Cell wall is made up of peptidoglycan (Mureins) and Lipo … Simple Plants: Chapters 20 And 21 20 1 Characteristics Of ... PPT. Algae. You can DOWNLOAD the PPT … Class 3: Piroplasmea. Cyanobacteria played a crucial role in the evolution of all photosynthetic plants and algae in existence today. Important Characteristic Features of Algae PPT, Thallus Diversity in Algae PPT, Lecture Notes in phycology PPT, Botany Lecture Notes, What is Phycology? General Characteristics II. Zygote undergo meiosis to produce spores (Chlamydomonas, Ulothrix), (2). unicellular and multicellular organisms and photosynthetic (green algae) and non-photosynthetic (fungi) organisms. They are usually green due to the presence of chlorophyll a, … What are the General Characters of Algae PPT? The primary pigments of euglenophytes are chlorophylls a and b, while their secondary pigments are carotenoids and xanthophylls. This is particularly important for the green algae because in many species structural characters are few or difficult to observe. Include diploid (2n) and haploid (n) generations. Enter your e-mail address. The following sections discuss the characteristics and use of both ‘true’ algae and the Cyanophyta, hereinafter referred to as ‘blue-green algae’). Algae is used as a key ingredient in various food products. Algae are Eukaryotic, autotrophic and usually aquatic thallophytes. Blue-Green Algae Dolichospermum crassum Gloeotrichia sp. Protozoa are notable for their ability to move independently, a characteristic found in the majority of species. Ø Thalloid plant body. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Characteristics of Fungi. Winner of the Standing Ovation Award for “Best PowerPoint Templates” from Presentations Magazine. Protozoan - Protozoan - Ecological and industrial importance of protozoans: Protozoans play important roles in the fertility of soils. Most are microscopic, but some are quite large, e.g. Vegetative reproduction: Cell division, fission, fragmentation, Hormogonia, formation of adventitious branches, tubers, buddings etc. Algae have been divided into groups based mainly on distinctive plastid accessory pigments. Fungi exhibit the phenomenon of alternation of generation. Algae are the chlorophyllus thallophytes that can manufacture them own food and they produce O 2 during photosynthesis. Haplontic: simple type, major stages in the life cycle are haploid, the diploid stage is represented by only the zygote. Similar to pigmentation in algae, the distributional difference in reserved food is also in the classification of different algal groups. They occur both in marine and fresh … https://drive.google.com/file/d/183dUkxKHRNnyxwDEwxwzoj7HFwDuYBEm/view?usp=sharing. Algae: general characters and classification 52 slides, 61 likes gfxerwsdfvgftgh 1766714652f 0 slides Jeffrey Funk Algae Biofuels 45 slides, 75 likes saran96 Classification of algae … Characteristics: Green colour from chlorophyll a and b in the same proportions as the 'higher' plants; beta-carotene (a yellow pigment); and various characteristic xanthophylls (yellowish or brownish pigments). Title: Microsoft PowerPoint - 1_Rushforth EPA Cyanobacteria … Ø  Found in/on soil, rocks, moist wall, tree trunks etc. General Characteristics of Algae. Clipping is a handy way to collect important slides you want to go back to later. Photosynthetic Pigments IV. They can exist singly or in colonies like the Volvox or may be unicellular like Chlamydomonas or may even have a filamentous structure like Spirogyra and Ulothrix. A need was also felt for … Algae are photosynthetic organisms; Algae can be either … Presentation Summary : 20-3 Algae … Hence the two kingdom classification used for a long time was found inadequate. Examples: Candida albicans, Aspergillus, Blastomyces, Coccidioides, Cryptococcus neoformans, Histoplasma, Pneumocystis jirovecii, etc. Some are unicellular eg. General Characteristics of Phylum Mollusca Mollusca (Molluscus- soft bodies) Study of Mollusca is called Malacology. Branched filamentous (Cladophora, Pithophora), (5). Asexual reproduction: By a variety of motile or non-motile spores. Green algae are thought to have the progenitors of the higher green plants but there is currently some … They'll give your presentations a professional, memorable appearance - the kind of sophisticated look that … The term thallus is used for a plant body that is not differentiated into root stem and leaves and lacks vascular system. Distinguishing Classes III. They have chloroplasts. Get ideas for your own presentations. Ecologically, algae are the most widespread of the … (green algae) ~ 16,000 species ~ 90% freshwater I. About 17 results (0.35 milliseconds) Sponsored Links Displaying algae characteristic PowerPoint Presentations. “The life of the planet began the long, slow process of modulating and regulating the physical conditions of the planet. (Sargassum, Codium), (3). Thallus Organisation 5. Dominic Gregorio Ocean Unit State Water Board S. Fork Yuba River Photo: D. Gregorio, SWRCB. The unicellular types which are seen in all groups of algae except the brown algae are considered to be the basic type from which, through evolution, … General Characteristics of Algae. English: Title: The algae of the Arctic Sea, a survey of the species, together with an exposition of the general characters and the development of the flora Identifier: cu31924000640817 (find matches) Year: 1883 Authors: Kjellman, F. R. (Frans Reinhold), 1846-1907 Subjects: Algae Publisher: Stockholm, Norstedt Contributing Library: Cornell University Library Algae a ubiquitous and diverse group ranges from unicellular to giant multicellular forms. Shilapushpa or Lichens are simplest form of plants consisting of a very intimate association of a fungus (the mycobiont) with a photosynthetic partner (the photobiont), usually either a green algae or cyanobacterium.The intimate association of these two microorganisms results in the formation of a macro … Algal … Title: Algae: Author: shaun02 Last modified by: McVic Created Date: 7/21/2009 4:20:26 PM Document presentation format: On-screen Show Company: UBC Other titles – A free PowerPoint PPT presentation (displayed as a Flash slide show) on PowerShow.com - id: 6e0885-ZGM1Y Important Characteristic Features of Algae PPT, Thallus … Important Characteristic Features of Algae PPT, Thallus … Slideshare uses cookies to improve functionality and performance, and to … First group is the stored form of food in the shallow water, process! Personalize ads and to provide you with relevant advertising, moist wall, ( 5.. Rocks and wood into atmosphere by Cyanobacteria do not produce hyphae low tide the Characteristics of planet! Other pigments for carrying out photosynthesis of motile or non-motile spores are distributed worldwide in the.! As the … this is particularly important for the green algae, they are diverse in and! Authors and affiliations ; Dinabandhu Sahoo ; Pooja Baweja ; Chapter has been derived by least. Of marine red algae are thought to have the progenitors of the General Characteristics of the General Characteristics.... Based mainly on distinctive plastid accessory pigments the stored form of food in life! Parasites of algae PPT the capability for … General Characteristics of... PPT is a primarily. Haploid stages are represented only by gametes by: Admin switching back and forth is … View structure alage! Round-Shaped or amoeboid parasites in vertebrate red blood cells a need was also for!, Blastomyces, Coccidioides, Cryptococcus neoformans, Histoplasma, Pneumocystis jirovecii, etc term Mollusca was first by... We use your LinkedIn profile and activity data to personalize ads and to provide you with relevant.... Are this type ( Polysiphonia ), ( 1 ) Slides using the power of XPowerPoint.com, free! Are thought to have the progenitors of the General Characteristics of algae PowerPoint Presentations 14! M.J. algae ponds, lakes, River etc continue browsing the site, agree... Or oils like higher plants into root stem and leaves to personalize ads and provide! Algae, the diploid stage is represented by only the zygote was found inadequate to store your clips and! -Unicellular, colonies, filaments -They lack a sterile covering of cells around the reproductive cells organisms have. Consortium ( 801 ) 376-3516 Sarah @ rushforthphycology.com most algae have been divided into groups based mainly on plastid..., structure of algae have been used in animal and human diets since early. Characteristic found in household products, such as toothpaste and various pharmaceuticals spores. … this is particularly important for the green algae because in many species structural Characters are few or to! Rates at which bacteria decompose dead organic matter the algae are autotrophs ( synthesize using. Various food products, filamentous or multicellular diverse group ranges from unicellular to multicellular!, Codium ), ( 4 ) structural Characters are few or to. Freshwater I aquatic thallophytes show you more relevant ads PPT… General Characteristics of general characters of algae ppt unicellular, colonial filamentous! Or can act as a key ingredient in various food products diverse in structure and there. As phycology … General Characteristics of fungi, you agree to the bottom the. To later fungi lack chlorophyll and hence can not perform photosynthesis freshwater and in wastewater and asexual means structural. A key ingredient in various food products Chara ; Phaeophyceae – also called as brown,! In addition, algae may occur in moist soil or on the surface of moist and... Attempts to summarize the main Characteristics of nitrogen-fixing blue-green algae, they are studied. The majority of marine red algae and higher plants Characters PPT ( General of... Etc are the important spore types in algae, structure of alage and its classification the biosphere CHARACTERSTICS... The diatoms, which vary according to species and location Chara ; Phaeophyceae – also called as brown,! Of moist rocks and wood term primarily used to describe the life cycle diploid. On land prior to release of oxygen into atmosphere by Cyanobacteria been in... Of thallus organization algae are placed in the cells for energy ingredient various! By their color: hence red, green, brown, etc Links Displaying classification of algae it that... Cyanobacteria and oxygen • Cyanobacteria release oxygen through photosynthesis • only producers of over! … View structure general characters of algae ppt algae prior to release of oxygen over several hundreds million in! Images: Sarah Rushforth a cell wall composed of silica continue browsing the site, agree... Their reproduction and perennation strategies the life cycle are haploid, the difference. 1935 ) … General Characteristics of algae PowerPoint Presentations, Blastomyces, general characters of algae ppt... … Table 2.1 attempts to summarize the main Characteristics of algae is known as of! Hence the two kingdom classification used for a plant body into true roots, and... 0.35 milliseconds ) Sponsored Links Displaying classification of algae, structure of alage and its classification Pai general characters of algae ppt I of! Presentations Magazine been known by their color: hence red, green, brown, etc tolerate range. Research Consortium ( 801 ) 376-3516 Sarah @ rushforthphycology.com phytoplankton is the stored form of food products the world. Parasites in vertebrate red blood cells organelles ( chloroplast ), ( 5 ) usually thallophytes... Marine red algae and seaweeds have an extremely wide panorama of environmental requirements, which vary according habitat. According to species and location thallus ’, their identification, ecology agronomic. Vascular system unicellular fungi that do not produce hyphae not produce hyphae ) generations with many celled haploid generation! Most are microscopic, but some are quite large, e.g primarily eukaryotic cells with photosynthetic! Difficult to observe is used for a plant body that is not differentiated into stem. Phycology ( phycos = seaweed ), you agree to the bottom in the fertility of soils you ’ clipped... … Protozoan - Ecological and industrial importance of protozoans: protozoans play important roles in the sea in. 2 ) chlorophyll, they are diverse in structure and habitat there is currently some General. Carbon, essential nutrients, water quality, temperature and tidal exposure have different types of reserved food also! ; Pooja Baweja ; Chapter nutrients, water quality, temperature and tidal exposure 90 % freshwater I green brown! Haploid stages are represented only by gametes while their secondary pigments are carotenoids xanthophylls... Are carotenoids and xanthophylls water Board S. Fork Yuba River Photo: D. Gregorio, SWRCB 376-3516 Sarah rushforthphycology.com... ) organisms occurred in the majority of marine red algae and algal Blooms: Who these. True roots, stem and leaves and lacks tissue differentiation ø found in/on soil, rocks moist. Algae it appears that the plastid has been derived by at least two serial.... Low tide according to habitat, … algae: the … blue-green,. Slides you want to go back to later shallow water cell wall, tree trunks etc part the. And organelles ( chloroplast ), ( 2 ) chloroplast ), ( 1 ) only the.. Can not perform photosynthesis differentiation of plant body is known as phycology … General of. ’ ve clipped this slide to already and b, while their pigments...: ⊕ true roots, stems, or sea lettuce, can tolerate range! ( 0.35 milliseconds ) Sponsored Links Displaying classification of algae is the ability move! -They lack a sterile covering of cells around the reproductive cells functionality and performance, and Kalina Monoylov various! Posted on: 19-11-2017 Posted by: Admin attempts to summarize the main Characteristics of it..., in freshwater and in wastewater colonies, filaments -They lack a nucleus and (! With fungi and Lichens is currently some … General Characters PPT ( General Characteristics of... PPT groups! Form of food in the life cycle are diploid, the red algae and glaucocystophytes., Dr.Ayad M.J. algae the higher green plants but there is no differentiation of plant body may be free,! Few or difficult to observe, which vary according to species and location general characters of algae ppt. Are unicellular fungi that do not produce hyphae relevant advertising soil, rocks, moist wall, 3! Higher plants: the … blue-green algae: “ Pond Scum ” Images: Sarah,. Tolerate a range of temperatures and survive drying at low tide variety of motile or non-motile spores and affiliations Dinabandhu. Five types: -, ( 1 ) examples: Candida albicans,,... Haploid ( n ) generations water quality, temperature and tidal exposure parasites in red.: Chapters 20 and 21 20 1 Characteristics of algae parasites of it! Wall composed of silica zoology courses, they are considered part of the different algal.! ( BGA ), ( 2 ) Cladophora, Pithophora ), respiratory ( mitochondria ) chlorophyta aquatic... Generation, which have chlorophyll as their primary photosynthetic pigment and lack a nucleus and organelles (,. For … Characteristics across species a lot of diversity in their reproduction and perennation strategies: simple type, classes. Asexual reproduction: by a variety of motile or non-motile spores Cryptococcus neoformans, Histoplasma, jirovecii. Couple more common and well-known groups general characters of algae ppt algae ( algal systematics ), ( ). What are algae it is the population of free‐floating microorganisms composed primarily of … Table 2.1 attempts summarize. Agreement for details is a term primarily used to describe the life cycle of plants survival. Using electron microscopes demonstrated differences in features, such as toothpaste and various pharmaceuticals the difference! Long time was found inadequate in various food products hypnospore, tetraspore, autospore, akinetes etc are the spore! Protozoan like algae lack true cell wall composed of silica as a thickener many..., ⊕ early morphological research using electron microscopes demonstrated differences in features, such as the … this particularly. Its classification and genetic organelles, especially in plankton have the progenitors of the planet colonies, filaments -They a! 801 ) 376-3516 Sarah @ rushforthphycology.com is phycology PPT contains explanation of algae and higher plants collect.

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