Students can also download the CBSE Class 12 Biology Biodiversity & Conservation NCERT solutions PDF for free to study in the offline mode. Scanning the Conservation Horizon: A Guide to Climate Change Vulnerability Assessment. CBSE Class XII Biology NCERT Solutions, Biology Class 12 Biodiversity And Conservation Chapter 15 Solutions Science. To maintain life-supporting systems and essential ecological processes. (d) These support education and research in various ecological aspects. (4) Priority should be given to preserve unique ecosystems. All these factors together may be responsible for the extinction of a number of species. The global hot spot and endemic species present within them are: (iii) Cape region of South Africa (6,000); (xii) Californian Floristic Province (2,140); Different mechanisms involved in the conservation of biodiversity is shown in Fig. The stresses on living organisms due to competition for food, water, space etc. The isolated fragment of habitats restricts the potential of species for dispersal and colonization. CONVENTION ON BIOLOGICAL DIVERSITY(CBD)- 1993 The Convention on Biological Diversity (CBD), known informally as the Biodiversity Convention, is a multilateral treaty The Convention has three main goals: conservation of biological diversity (or biodiversity) ; sustainable use of its components; and fair and equitable sharing of benefits arising from genetic resources In other words, its objective is to … According to Whittaker (1965), the community diversities are of three types: It tells the species diversity in a given community. Introduction . Try watching this video on www.youtube.com, or enable JavaScript if it is disabled in your browser. Some important areas under these conservation are: The strategies for ex-situ conservations are: (i) Identification of species to be conserved. Mainly the conservation of biodiversity has three basic objectives: (a) To maintain essential ecological processes and life supporting systems. Red data book 6. Tes Global Ltd is registered in England (Company No 02017289) with its registered office at 26 Red Lion Square London WC1R 4HQ. Stay tuned with BYJU’S to learn more about the Biodiversity and its importance. Conserving biodiversity outside the areas where they naturally occur is known as ex situ conservation. Conservation of Plants and Animals Class 8 Science Chapter 7 as per NCERT Book used in CBSE and other Schools. Here, animals and plants are reared or cultivated in areas like zoological or botanical parks. Introduction of Ecosystem 2. Magistrand. • There are about 45,000 species of plants and about 90,000-1,00,000 species of animals. Eg. Biodiversity conservation is the protection and management of biodiversity to obtain resources for sustainable development. Class 7 Physics; Class 7 Chemistry; Class 7 Maths; Class 7 Biology; Class 7 English; Class 6. Biodiversity and its conservation Introduction to Biodiversity Biological Diversity Coined by wildlife scientist and conservationist Raymond F. DasmannBiodiversity Coined by W.G. The different factors responsible for causing threat to biodiversity are as follows: The primary cause of loss of biodiversity is habitat loss or destruction which is resulted due to the large industrial and commercial activities associated with agriculture, irrigation, construction of dams, mining, fishing etc. The species richness may be defined as the number of species per unit area. • New species are yet to be discovered and named. Post an enquiry and get instant responses from qualified and experienced tutors. Follow … Biodiversity, besides its ecological significance provides a socio-economic and monetary asset to the nation. Magnitude of biodiversity. Biodiversity conservation has three main objectives: To preserve the diversity of species. and management. Get access to NCERT Solutions for Class 12 Biology Chapter 15 – Biodiversity and Conservation here. 2) Prevention of extinction . Biodiversity is being depleted by the loss of habitat, fragmentation of habitat, over exploitation of resources, human sponsored ecosystems, climatic changes, pollution invasive exotic spices, diseases, shifting cultivation, poaching of wild life etc. Productive use (2). Ecosystem PPT Download. (c) This technique involves only few species. Ecosystem PDF Free Download. It is multidisciplinary and covers living organisms of all kinds in any habitat, focusing on studies using novel or little-used approaches, and ones from less studied biodiversity rich regions or habitats. (12) The habitats of migratory birds should be protected by bilateral and multilateral agreement. Biodiversity conservation has three main objectives: To preserve the diversity of species. (iv) It has 10 different biogeographical regions and 25 biotic provinces having varieties of lands and species. Indirect use (1). The lesson covers the complete explanation of class 8 Chapter 7 Conservation of Plants and Animals.Topics covered are the ecosystem, forest and its conservation, wildlife and its conservation, wildlife species and its types, red data book and migration. Simlipal, (Orissa), Sunderban (West Bengal), Kanha (M.P Kaziranga (Assam) etc. Biodiversity is considered as a reservoir of resources to be used for the manufacture of food, medicine, industrial products, etc. Due to several factors like pollution, invasive species, over-exploitation by humans, climate change etc. View by Category Toggle navigation. Remove this presentation Flag as Inappropriate I Don't Like This I like this Remember as a Favorite. However, it has 8.1 % of the global species diversity. Biodiversity conservation is the protection and management of biodiversity to obtain resources for sustainable development. Some important national Parks of India are: (i) Biological Park, Nandankanan, Orissa, (ii) Corbett national Park Nainital, U.P. Of selected plants and animals is the protection and management of biodiversity or mega diversity which are to... Animals or plants when they are in India now become a matter of high endemism very! 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