PPT-Multicellular Primary Producers

Multicellular Algae Seaweeds macroalgae Multicellular algae Three groups of seaweeds Red algae phylumdivision Rhodophyta Brown algae phylumdivision Phaeophyta. multicellular. computing using genetically encoded NOR gates and chemical ‘wires’. Avin. . Tamsir. , Jeffrey J. Tabor & Christopher A. . Voight. Presented by Colin Reisterer. Logic. Gates. Cells as computational devices. . Nature’s Answer to a Perpetual Motion Machine. Could this . ecosphere . be considered an “ecosystem”?. Characteristics of an Ecosystem. A. It is the basic unit of Ecology. B. Includes all the interactions of abiotic and biotic factors. Classification of Living Things. There are 13 billion known species of organisms . This is only 5% of all organisms that ever lived!. New organisms are still being . . found and identified today.. http://www.worldofteaching.com. A . view. of . the. . cell. . The Cell. The basic unit of an organism. Discovery made possible by the invention of the microscope. The. . history. of . the. . cell. Creating a T Chart of Benefits and Limitations. Structure. Unicellular Organism. Body is made up of a single cell. Multicellular Organism. Body is made up of numerous cells. Division of Labor. Unicellular Organism. Primary Producers Notes. Primary Producers . - . make organic matter from CO2. - . usually by photosynthesis.. Until the 20th Century there were only “plants” and “animals”.. 50’s and 60’s questions about fungi, protists, bacteria arise?. Foodweb. . Conceptual Model (Durand 2008) . SF Estuary Aquatic Food Web. Water. Habitat. Food web drivers. Ecological processes. Zooplankton. Benthic invertebrates. Plankton-eating. Fish. Piscivores. LESSON 3. Unicellular Organisms. Organisms that consist of one cell. . They are also known as microorganisms. They also carry out all the life processes such as movement, response, respiration, digestion, excretion, reproduction, and growth. 1. What . do ecologists call the transfer of energy that begins with the Sun and passes from one organism to the next in a food chain?. Food . transfer. Direction of energy. Energy . flow. Pyramid of numbers. Every organism requires energy to carry out life processes such as growing, moving, and reproducing. Photosynthetic . producers. such as plants convert the light energy from sunlight to the chemical energy of organic compounds. . Relative importance of . allochthonous. versus autochthonous sources of. nutrients. sediments. o. rganic matter (dissolved and particulate). Productivity within a Watershed. Wetland very productive. hodge. - podge group. Basics. Eukaryotic. 3 groups- animal like -. Protozoans. plant like- Algae. . fungi like- Slime molds. Evolved from a symbiotic relationship: 1 prokaryote engulfed another (like a mitochondrial or chloroplast like cell) . Seaweeds and Plants. Seaweeds. -. multicellular. (a few exceptions), eukaryotes. -important source of food, habitat . -producers of oxygen for organisms on land and in oceans. -economic importance. -also called MACROPHYTES or MACROALGAE. Gupta. Faculty , S.S. in Commerce . Vikram. University. Useful for BBA(H)/B.COM(H)/M.COM and allied subject. . ECOSYSTEM PART -1. CONCEPT. An ecosystem is a community of living organisms in conjunction with the nonliving components of their environment, interacting as a system. The living and non-living components of an ecosystem are known as biotic and .