2. Lamiaceae (Labiatae) ix. Unit 4: Bryophytes – Overview(1 + 7 + 1) Solanaceae viii. Lichens: Morphology and structure of the two components; biological, ecological and economic importance.Vegetative multiplication methods with special reference to Parmelia and Usnea. Fritsch classification of Algae (up to classes only) and Economic importance. Ectocarpus is a genus of filamentous brown alga that is a model organism for the genomics of multicellularity. (7 lectures) Unit 2: Viruses ... Chara, Vaucheria, Ectocarpus, Fucus and Polysiphonia,Procholoron through electron micrographs, temporary preparations and permanent It remains as parasite on other alga. Economic importance of viruses with reference tovaccine production, role in research, medicine and diagnostics, Economic importance of bacteria with reference to their role in agriculture and ... Morphology and life-cycles of Ectocarpus, Fucus and Polysiphonia. (3) Gelidium and Gracilaria - Agar - Agar colloid is obtained from these. Economic importance of Algae - useful aspects (food, industrial products, medicine, sewage treatment, energy source), harmful aspects. Economic importance of fungi in relation to m ycorrhizae and m ushroom s. General ... Oedogonium ,Chara , Ectocarpus and Polysiphonia. Economic importance of algae Unit 3: Fungi (12 Lectures) Introduction- General characteristics, ecology and significance, range of thallus organization, cell wall composition , nutrition, reproduction and classification; Unit III Algae – General characteristics, Classification (Fritsch 1954), Life history of: - Oedogonium, Chara. Fucus, genus of brown algae, common on rocky seacoasts and in salt marshes of northern temperate regions. Economic importance of Algae – At least a half of the total carbon dioxide fixation on earth is carried out by algae through photosynthesis. Economic importance of algae in Agriculture and Industry. 5. (2) Porphyra - It is an edible algae. Apiaceae (Umbelliferae) x. Asteraceae (Compositae) xi. These are algin (brown algae) and carrageenan (red algae) which have many commercial uses. Biology Multiple Choice Questions and Answers for Different Competitive Exams Economic Importance of Algae The use of algae is very old and is mentioned in the Chinese poetic literature about 600 B.C. Ectocarpus andPolysiphonia; Economic importance of algae. It is used as food in many Asian countries. Mention the botanical name, family and the part’s of the plant used as shown below: (a) Indian rubber(b) Indigo (c) Sandalwood oil (d) Vanilla Economic Importance Several algae serve as a source of food or are used for the production of compounds that have economic value. Diagnostic characters, economic importance and distribution pattern of the following families: i. Ranunculaceae ii. Economic importance of algae: Algae as food and fodder, use of algae in agriculture and space research, commercial products of algae: Agar Agar, Alginates, Carrageenin, diatomite, mucilage, minerals and elements - Algae in medicine and biofuels. A high-density genetic map is a basic tool for fundamental and applied research such as discovery of functional genes and mapping of quantitative trait loci (QTL). It is used to cure various diseases and many drugs are extracted. UNIT –IV Algae (12hrs) 1. PRACTICAL – 30 (End Semester Evaluation) 1. Ectocarpus Reproduce Both Asexually And Sexually Asexual Reproduction Takes Place By Means Of Bi Flagellate Zoospores Produced In Two Kinds Of Sporangium Namely Unicellular Or Unilocular Sporangia Multicellular Or Pluralocular Sporangia Reproduction Fig.4: Plant body of Ectocarpus. Many species … General account - Thallus organization and reproduction in Algae. Important features in the life-history of: Saprolegnia, Albugo, Peziza, Eurotium, Ustilago, Puccinia, Ectocarpus and Batrachospermum. Ectocarpus genome is ~214 Mbp and has been sequenced (Cock et al., 2010). Section cutting of diseased material infected by Fungi and identification of pathogens as per theory syllabus. Bladder wrack (F. vesiculosus) was one of the ECTOCARPUS(Algae):Habitat,Structure,Reproduction. response. (d) Economic importance of the family Orchidaceae. Overview Information Laminaria is a type of seaweed. (6 h) Fungi : Albugo , Mucor ,Saccharomyces , Penicillium , Puccinia and Cercospora (6h) 5. Unit III: Important Features and life history of Rhodophyceae. Economic importance of Bacteria. following: Nostoc, Oedogonium, Vaucheria, Ectocarpus, Polysiphonia. Special points and Economic importance- (1) Harveyella - It is a colourless parasitic alga. Ectocarpus is a cosmopolitan marine brown seaweed found mostly as free-floating filaments in intertidal to sublittoral zones of temperate regions. It can also easily grow as epiphytes on other seaweeds. (f) Anatomical differences between C 3 and C 4 plants. Fabaceae (Leguminosae) iv. Among possible model organisms in the brown algae, Ectocarpus was selected for the relatively small size of its mature thallus and the speed with which it completes its life cycle. Example: Clapdohora, Ulva, Draparnaldiopsis of Chlorophyceae, and Ectocarpus of Phaeophyceae follow this life cycle. 3. UNIT V: FUNGI (12hrs) 1. Structure and life cycle of Polysiphonia. Liliaceae (Sen. Lato) xii. Structure and reproduction of the Albugo, Mucor, Saccharomyces, Penicillium, Puccinia & Cercospora. 26. (4) Chondrus crispus - … A brief account of … Fucus species, along with other kelp, are an important source of alginates—colloidal extracts with many industrial uses similar to those of agar. Economic Importance of Gymnosperms: Gymnosperms have high medicinal value. 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. The type species for the genus is Ectocarpus siliculosus Lyngbye. b) Habit and habitat, structure, reproduction, mode of nutrition and economic importance of Fungi. Given its cultural and economic importance, wine grape is an obvious candidate for the first woody crop to have its genome deciphered. Economic importance of fungi in relation to mycorrhizae and mushrooms. 3. Section-B (Fungi) a) Classification as given by Alexopoulos (1962). Its genome has been sequenced and a number of post-genomic tools have been implemented. Laminaria contains iodine, an element that the body needs to make thyroid hormones. Brassicaceae (Cruciferae) iii. The phycologists are continuously working to get hold of their economic importance and have unearthed many beneficial as well as harmful economic aspects of algae. Economic Importance of Algae (i) Algae are responsible for carrying out about a half of the total carbon dioxide fixation on earth by the process of photosynthesis. Unit 4: Fungi Introduction- General characteristics, economic importance, reproduction and classification upto Classes (Ainsworth, 1966); Morphology and life cycles of Rhizopus, Penicillium, Puccinia, Agaricus,andColletotrichum. Ephedrine- extracted from Ephedra and used to cure cough and cold and other respiratory problems. Fungi: General characters and classification of fungi (Ainsworth). Rosaceae v. Euphorbiaceae vii Cucurbitaceae vii. Ectocarpus siliculosus is a model to study the biology of these organisms. Answer (1 of 2): This is a strange question because when anybody wants to know the economic importance of something, it is usually meant in monetary terms. Cyanobacteria: -General account, Economic Importance, Ultra cell structure, Reproduction. (ii) Some forms of marine brown and red algae produce large amount of hydrocolloids. (g) Medicinal importance of Catharanthus roseus (= Vinca rosea). In Heterologous Diplo­haplontic Type the sporophytic (diploid) and gametophytic (haploid) plants are morphologi­cally different. They are primary producers of energy-rich compounds which form the basis of the food cycles of all aquatic animals. Unit IV Algae - Life history of Vaucheria, Ectocarpus, and Economic importance of Algae. c) Lichen: Structure, nutrition, reproduction and economic importance. However, its genetic and genomic information is very scarce, which hinders further research in this species. It is used to prepare culture medium. Taxol- extracted from Taxus brevifolia, is an anti-cancer drug. ... Ectocarpus siliculosus . Structure, reproduction and life history of Oedogonium, Ectocarpus and Polysiphonia. Undaria pinnatifida is an important economic brown alga in East Asian countries. The mineral azurite is of limited economic importance, but it is an important surface indicator of underlying copper ore deposits, which could be of significant economic importance. Phaeophyta is greenish-brown colored algae that include fucoxanthin, beta-carotene, and chlorophyll a and c. The length of Phaeophyta can range from a microscopic length to several meters. (e) Anatomy of phyllode. (b) Heteromorphic or Heterologous Diplo­haplontic Type. cycle of Vaucheria, Ectocarpus and Sargassum. Algae II: General characters, classification, economic importance, important features and life history of: Chlorophyceae: Volvox Xanthophyceae: Vaucheria Phaeophyceae: Ectocarpus Rhodophyceae: Polysiphonia (12 Hours) Unit IV Bryophytes I: General characters, classification, distribution of … Oedogonium, Chara, Ectocarpus, and Polysiphonia. Taxonomy: Eukaryota; stramenopiles; PX clade; Phaeophyceae; Ectocarpales; Ectocarpaceae; Ectocarpus Introduction The brown algae are of interest for a number of reasons ranging from their economic importance as a biological resource to their phylogenetic position within the eukaryotes. eg.Nostoc. Economic importance of bacteria with reference to their role in agriculture and industry (fermentation and medicine). Bio Study. Of special interest to biologists and breeders are polymorphisms in and around the coding regions.

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