Diatoms are colour due to the presence of carotenoids and an accessory brown pigment called a diatomin. Nov 01, 2017 the photosynthetic pigment chlorophyll a, chlorophyll chlorophyll c2, betacarotene, fucoxanthin etc. Chart and diagram slides for powerpoint beautifully designed chart and diagram s for powerpoint with visually stunning graphics and animation effects. Na dan cl diperlukan utk transport aktif beberapa bakteri laut memiliki membran berlapis menyelubungi selnya. Pinnularia 5 rhizosolenia 6 rhopalodia 5 stauroneis 5 surirella 6 6 1. Asterionella formosa synedra ulna pinnularia viridis realizat.
Pinnularia is a fresh water alga more specifically a type of bacillariophyta diatom. Worlds best powerpoint templates crystalgraphics offers more powerpoint templates than anyone else in the world, with over 4 million to choose from. A study of the diatom genus pinnularia in iowa by david charles jackson a dissertation submitted to the graduate faculty in partial fulfillment of the requirements for the degree of doctor of philosophy major. Jan 26, 2015 biological and economic importance of algae lecture 6 slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Technology trends of 2020 emerging technologiesincluding artificial intelligence, robotics, and bitcoinsare leading new and competitive risks and opportunities.
Red algae are mostly found in a marine environment. The name penicillium is derived from the latin word penicillus meaning brush, which refers to a stalk bearing radiating chains of conidia resembling a broom. Presentations ppt, key, pdf logging in or signing up. It is a large group of algae consisting of 200 genera and over 10,000 species, out of which 92 genera and. View concepts trends ppts online, safely and virusfree. Possible impacts of wastewater discharge from the university of calabar teaching hospital on the biota of great kwa river, nigeria.
The following points highlight the economic importance of algae. Transformez vos presentations microsoft powerpoint en pdf avec ce convertisseur pdf gratuit. So do green algae, dinoflagellates, and brown algae. Though s2 is a riverine station, the salinity range was found to be high at s2 owing to tidal influence especially during premonsoon compared to s1. Terms within a taxonomy have relations to other terms within the taxonomy. Polysiphonia fastigiata thallus structure of polysiphonia. Protista mirip hewan protista mirip hewan dapat disebut sebagai zooplankton uniseluler atau protozoa multiseluler. As the plant develops functional lateral meristems, that is, the vascular cambium and cork cambium the phellogen, the diameter of roots and stems increases as new tissues are produced. Our new crystalgraphics chart and diagram slides for powerpoint is a collection of over impressively designed datadriven chart and editable diagram s guaranteed to impress any audience. This character doesnt always hold up with the woody species of the family. Each metulla finally terminates into a tuft of uninucleated, bottle shaped branches termed as phialides. In pinnularia two cells from common parent or different parents become enveloped in a common mucilaginous sheath conjugation. Mikroba laut ditandai dengan kemampuan tumbuh pada salinitas 20 40 ppt, dan yang benar2 asli laut mampu mentoleransi salinitas 33 ppt. At species level, euglena viridis euglenophyta, nitzschia palea bacillariophyta, oscillatoria limosa, o.
Read this essay on pdf, doc come browse our large digital warehouse of free sample essays. Scribd is the worlds largest social reading and publishing site. Diatoms are among the most important and prolific microscopic sea organisms and serve directly or indirectly as food for many animals. Chromatophores in pinnularia virids pennales ab and valve view of centric diatoms c. Structure and function of the flower powerpoint 2 free download as powerpoint presentation.
Prior to 2001 in southern sector the salinity was moder ate 8 20 ppt, in central sector showed a seasonal va riation in salinity level 5 30 ppt and in the northern sector the salinity was low varying from 0. Mar 29, 20 this is a part of lecture presented by dr. A taxonomy is typically a controlled vocabulary with a hierarchical structure, with the understanding that there are different definitions of a hierarchy. It is not free floating like spirogyra but is mostly attached to substratum by colourless rhizoids or holdfasts. Many pennate diatoms are, however, curved in various ways and no longer truly symmetrical, but pinnularia retains its basic, outer symmetry. With breakthroughs for promising technology and rising popularity of blockchain, businesses often fail to keep up with rapid pace of technological evolution. Diatom, class bacillariophyceae, any member of the algal class bacillariophyceae division chromophyta, with about 16,000 species found in sediments or attached to solid substances in all the waters of earth. Biol 1030 topic 4 lecture notes mitotic division of a plant spore produces a new multicellular gametophyte. Distribution of diatoms in riverine, estuarine and coastal. The stalk of the fruiting body is known as conidiophore. Cell wall is chiefly composed of pectic substances. So do green algae, euglenids, and a few dinoflagellates.
Southern, central, northern and outer channel sector. Get the knowledge you need in order to pass your classes and more. Dinding mereka terdiri dari dua bagian yang disebut katup hipoteka dan epiteka terdapat dua kloroplas hadir di sepanjang sisi sel, dan mengandung klorofil. Convertir powerpoint en pdf convertissez votre ppt en pdf en.
A number of species is unicellular, but most species are multicellular. Each daughter receives one of the parent cells thecae, which becomes that cells epitheca. Triceratium pentacrinus, arachnoidiscus ehrenbergi. A discussion of caloneis and related genera request pdf. Pdf a new benthic freshwater diatom species belonging to the genus pinnularia ehrenb. Penicillium produces typical asexual fruiting structures with brush like head. If you continue browsing the site, you agree to the use of cookies on this website. Pinnularia like most diatoms, can reproduce by simple cell division.
It is also present on the moist soil it is unicellular. The map of the sites where the new pinnularia species fig. Dinding sel yang terbuat dari selulosa yang sangat tipis. Dinding sel tersusun atas zat pectic pada kerangka silika yang kaku. Members of this group are photosynthetic organisms which live primarily in freshwater, though some are found in marine waters, in damp soil, or on tree trunks. Plants are related to green algae chloroplast similarity plants have cell walls made of cellulose. Charge of major work iowa state university ames, iowa 1980 signature was redacted for privacy. Family lamiaceae, an introduction the family is distributed worldwide.
Secondary growth in stems and roots in woody plants, most of which are dicots, secondary growth may occur in the roots or the stems. Many pennate diatoms are, however, curved in various ways and no longer truly symmetrical, but pinnularia retains its basic, outer symmetry the structure is typical of a diatom. The zygote grows into a specialized spore, the auxospore which enlarge to the size of the parent cell and restores the parental size of the vegetative cell. Winner of the standing ovation award for best powerpoint templates from presentations magazine.
Pdf pinnularia aljustrelica sp nov bacillariophyceae, a new. Structure and function of the flower powerpoint 2 flowers. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Thus one daughter is the same size as the parent, and one is slightly smaller. Ppt diatoms powerpoint presentation free to view id. May 10, 2017 algae are the simplest multicellular plants. Bakteri laut tdk akan tumbuh tanpa adanya nacl, krn memerlukan ionion utk menjaga fungsi membran. Home botany life cycle of vaucheria life cycle of vaucheria princess 20. Genus penicillium belongs to ascomycetes group of fungi and is well known for its importance in antibiotic penicillin and food cheese, meet products industry. O polysiphonia platycarpa is present in the indian coastal regions o polysiphonia violacea is an epiphytic alga grown on some brown algae such as fucus vesiculosus.
Ruby singh parmar,head of the department,science,biyani girls college. Membran sel dilengkapi lapisan pelikel yang lentur dibawahnya. The photosynthetic pigment chlorophyll a, chlorophyll chlorophyll c2, betacarotene, fucoxanthin etc. Decline in the growth could be correlated with negative effect on the growthregulating processes like photosynthesis, nitrogen metabolism, etc.
O some species of polysiphonia are parasitic example. Powerpoint 2000 sp3 and adobe photoshop elements v. Chromatophores in pinnularia virids pennales ab and valve view of centric diatoms. Algae are usually aquatic, either freshwater or marine and some are terresterial. Relationship of algae to water pollution and waste water. Introduction algae are ubiquitous, practically occurring in every habitable environmental across the globe. Algaegeneral characteristics and classification online. The usefulness of conserving names to settle uncertainties of typification is discussed. Pigment contents are directly associated with the photosynthetic capability and therefore with the biomass. The thallus can be either threadlike, like in porphyra where branching arrays assemble, or bladeshaped, like in the genus porphyra to which the edible nori, known from sushi belong. Vaucheria is green freshwater alga found in ponds, ditches and wet soil.
Theyll give your presentations a professional, memorable appearance the kind of sophisticated look that todays audiences expect. It contain many minute nuclei present in living layer of cytoplasm surrounding a large central vacuole. Dinding mereka terdiri dari dua bagian yang disebut katup hipoteka dan epiteka. Unlike the life cycles of other sexually producing organisms, alternation of generations in land plants and some. Members of the family are best known for their opposite leaves. Conidiophore branches at the tip and is terminated by a whorl of branches known as metullae. Lamiaceae labiatae the mint family lamiaceae 180 genera3500 species distribution worldwide. Pinnularia borealis 400 1600 0 surrirella oblonga 0 0 400 surrirella ovalis 400 0 0 synedra sp 0 0 0. Concepts trends powerpoint ppt presentations powershow. Ganggang memiliki beberapa bagian khusus pada struktur selnya, yaitu terdapat. This video is about algae which belongs to family chara. Relationship of algae to water pollution and waste water treatment 337 euglena, diatoms, navicula, synedra and blue green algae oscillatoria and phormidium are emphasized to tolerate organic pollution 12.
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