Title 01. THE LIVING WORLD.pdf ✅

Number of common characters decreases Less Inclusive Most Inclusive • Taxon which is : Unit of biological classification; sometimes confused with categories. Eg:- Division – Category Bryophyta - taxon TAXONOMICAL CATEGORIES • Exclusively for plants • Dried plant specimens are presumed on sheets, with certain information like date & place of collection are name of the collector. KEY • On the basic of similarities & dissimilarites used for identification • Each statement- lead • Pair of Contrasting characters- Couplet • ZOOLOGICAL PARK • Commonly called Zoos • To protect wild animals in their protected environment BOTANICAL GARDEN • Place for living plants Labelled with biological name • Indian Botanical Garden, Howrah famous for Great Banyan tree. • Flora: Accounts the distribution of plants in a region • Manuals : Gives information for identification of species in a region • Monographs : It has collective data on single taxon • Catalogues : Has brief information about species found in region MUSEUM • Plants and animals specimens are stored • Establised in educations institutions MISCELLANEOUS HERBARIUM GROWTH METABOLISM • All organism (uni & multicellular) experience metabolic reaction at any given time • Involves catabolism & anabolism • Cellular metabolism is defining feature CELLULAR ORGANISATION • All organisms are composed of cells • Defining character • Body organization starts with sub-microscopic molecular level. CONSCIOUSNESS • Responding to stimuli • Sensing the environment • Humans are – self conscious • Defining character. REPRODUCTION • By two ways • All living being reproduce for continuity of species • Twin charachteristics 1. Mass 2. Number • Not a defining feature CLASSIFICATION • Done by analysing the similarities & Dissimilarities among organism. SYSTEMATIC BINOMIAL NOMENCLATURE • Branch of science dealing with organism's diversity & their relationship. • scope: • CHARACTERIZATION • IDENTIFICATION • CLASSIFICATION • NOMENCLATURE • Plants named by ICBN • Animals named by ICZN • By Carolus Linnaeus • Bionomial Name/ scientific name (has two parts) – Generic name: starts with capital letters – Specific epithet: starts with small letters • When typed – in italics • When handwritten – underlined • Author’s name may be added at the end of biological name DIVERSITY IN BOOKS • Systems Naturae - Linnaeus • Genera Plantarum - Linnaeus TAXONOMICAL AID THE LIVING WORLD LIVING BEING Sexual Asexual lIVING WORLD CHARACTERISTICS KINGDOM PHYLUM CLASS ORDER FAMILY GENUS SPECIES