Humans use at least 40,000 species of plants and animals on a daily basis. A species' potential to adapt to changing environments or new diseases depends on this genetic diversity. Besides this, biodiversity plays an important role in maintaining and . Text on this page is printable and can be used according to our Terms of Service. At Chemical Concepts, we can help you select the Newborn caulk gun with the right power and . A few of the reasons explaining the importance of biodiversity are: Every species has a specific role in an ecosystem. bush meat. Methods of measuring and valuing biodiversity. These cookies help provide information on metrics the number of visitors, bounce rate, traffic source, etc. Updated May 31, 2019. The Threats of Biodiversity in the Galapagos Islands. If no button appears, you cannot download or save the media. Biodiversity and its Conservation Mahesh Dheravath Bioiversity act 2002 5.3.10 Altacit Global Biodiversity act 2002 Neha Nag PHILIPPINE BIODIVERSITY: Ecological Roles, Uses, and Conservation Status No to mining in Palawan Advertisement Similar to PPT OF BIODIVERSITY (20) Biodiversity and its conservation Amity University , Jaipur ,Rajasthan Much of the Earths biodiversity, however, is in jeopardy due to human consumption and other activities that disturb and even destroy ecosystems. Biodiversity is more widely used term in recent times, because different nations of the world are concerned about the preservation and conservation of biodiversity. A common measure of this variety, called species richness, is the count of species in an area. Biodiversity, or biological diversity, is a term that refers to the number of genes, species, individual organisms within a given species, and biological communities within a defined geographic area, ranging from the smallest ecosystem to . As you are well aware, deforestation would further increase carbon dioxide in the earths atmosphere leading to greenhouse effect and global warming. Through proper education and awareness, the peoples conscience against such practices must be raised. This document was developed by the SCRA Council on Cultural, Ethnic and Racial Affairs. Regions that are rich in nutrients and have well balanced climatic factors, such as moderate temperature, proper light and adequate rainfall, show high degree of diversity in their life forms. In some countries like Nepal, Bhutan, Kenya, Rwanda, eco-tourism has now become the major source of foreign currency income. Biodiversity is a term used to describe the enormous variety of life on Earth. biodiversity, also called biological diversity, the variety of life found in a place on Earth or, often, the total variety of life on Earth. They also study how many species exist in single ecosystems, such as a forest, grassland, tundra, or lake. This book addresses the questions surrounding the merits of conserving an existing situation, evolutionary development or the intentional . Biological diversity adds to the quality of life and provides some of the most beautiful aspects of our existence. What are your observations in combustion of sugar activity? It can be used more specifically to refer to all of the speciesin one region or ecosystem. Privacy Policy3. In some organizations, diversity is strictly focused upon race, gender, religion, and disability status; in other organizations, the concept of diversity is extended to sexual orientation, body image, and socioeconomic status. Wild plants such as Cinchona and Foxglove plant are used for medicinal purposes. Welcome to BiologyDiscussion! BIODIVERSITY Biodiversity holds ecological and economic significance. Each species has its own utility in the world of biodiversity and has every right to live. the number of species within a community. Out of these, about 1.4 million species have been identified so far. 1 Concepts of biodiversity 1.1 A measure of biological variation The term biodiversity refers to the degree of variation within and between living organisms. Similarly, certain animals and birds were represented as vehicles of Gods and were duly respected. Biodiversity includes the number of different organisms and their relative frequencies in an ecosystem. What is biodiversity and why is it an important concept? a concept originated by Norman Myers to describe a geographical region with a large number of endemic species and a large percentage of degraded habitat. It also concerns their habitat diversity in which they are adapted to live and perform their various activities. Areas with extremely high levels of biodiversity are called hotspots. She or he will best know the preferred format. Biodiversity conservation refers to the protection, preservation, and management of ecosystems and natural habitats and ensuring that they are healthy and functional. Terrestrial biodiversity is typically higher near the equator owing to the warm climate and high primary productivity. It is ironic that the societies, whose whole life is intricately associated with the forests, are now not able to use the natural resources for their sustenance. Three types of biodiversity are genetic biodiversity, species diversity, and ecological biodiversity. This is the change in the composition of the species with reference to the changes in the environment. It refers to genetic . It also includes variability within the same species and variability among the different species of plants, animals and microorganisms of an ecosystem. This means a species may have different populations, each having different genetic compositions. The core threats to biodiversity are human population growth and unsustainable resource use. On February 2, 2018 SCRA's Executive Committee (EC) motioned to approve the document as SCRA's Position Statement on Diversity, and how the organization will work . After completing this chapter, you will be able to. MCQ on Biodiversity: Biology is one of the most important and vital sections in NEET. Since the indigenous people always protect the forests for their own benefit, the Government should formulate plans to involve such people for environmental protection. The Rights Holder for media is the person or group credited. Functional cookies help to perform certain functionalities like sharing the content of the website on social media platforms, collect feedbacks, and other third-party features. Scientists have discovered and named about 1.75 million species, which is of utmost importance. Advertisement cookies are used to provide visitors with relevant ads and marketing campaigns. What do you mean by permeability of membrane? India is also a centre of various domesticated species such as millets, cereals, legumes, vegetables, medicinal and aromatic crops, etc. This will cause irreparable damage to all organisms including mankind. This cookie is set by GDPR Cookie Consent plugin. Economic Value 5. A wildlife expert once wrote, we can marvel at the colors of a butterfly, the grace of the giraffe, the power of an elephant and the delicate structure of the diatom. There are about 91000 animal species found here. All organisms that can reproduce with each other fall into one species. The science of biodiversity has become the science of our future. It is [] Economic role of biodiversity. 21.2 Threats to Biodiversity. More than 25% of the drugs are derived from plants and more than 25,000 species of plants are used by natives for medicine. For example, forests regulate the amount of carbon dioxide in the air by releasing oxygen as a by-product during photosynthesis, and control rainfall and soil erosion. The biotechnologists continuously use the wild species of plants for developing new, better yielding and disease resistant varieties. Older concepts of conservation often assumed that maintaining biodiversity was about leaving nature alone or attempting to restore it to what it was before humans intervened. Summary. VALUES OF BIODIVERSITY Scientists have estimated that there are around 8.7 million species of plants and animals in existence. Social benefits: Recreation and tourism, cultural value and education and research. This concept of biological resources management probably explains most fears of resource disappearance related to erosion of . If you have questions about how to cite anything on our website in your project or classroom presentation, please contact your teacher. In 1994-95 the income from agriculture, forestry and fisheries in India was nearly 30 per cent or 736.88 billion rupees. But The first two of these are a direct result of human population growth and resource use. One element of biodiversity is crop diversity. Put your understanding of this concept to test by answering a few MCQs. 19.4 and Table 19.1). There are the following three different types of biodiversity: Species diversity refers to the variety of different types of species found in a particular area. Ladies offering water to Tulsi daily is considered good and there are festivals when ladies tie sacred threads around Peepal and Banyan trees and pray for the welfare of their families. This manure can also be used to fertilize cropland. Required fields are marked *. 3. This depends on the interaction between the biotic and abiotic factors and also takes into account immigration from other locations. They may provide us indirect benefits as non-consumptive values. Importance of Biodiversity: Biodiversity has a number of functions on the Earth. Genetic diversity refers to the differences in the genetic make-up of a distinct species and to the genetic variations within a single species. Ecological biodiversity refers to the variations in the plant and animal species living together and connected by food chains and food webs. Consumption value is related to natural products that are consumed directly, i.e., the goods which do not come under normal circulation of trade. Important concepts related to biodiversity 2.1. This is a question and answer forum for students, teachers and general visitors for exchanging articles, answers and notes. Biodiversity refers to the different form of species that make up the biotic environment. We have moved all content for this concept to for better organization. This book addresses the questions surrounding the merits of conserving an existing situation, evolutionary development or the intentional . Biodiversity boosts ecosystem productivity where each species, no matter how small, all has an important role to play. Ecosystems depend on the health and vitality of the individual organisms that compose them. Biodiversity and its maintenance are very important for sustaining life on earth. How is the biodiversity of an ecosystem measured? Out of these, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. The ecosystem supports the services without which humans cannot survive. No feature of Earth is more complex, dynamic, and varied than the layer . Besides its ecological and environmental value, biodiversity has significant socio-economic values as well. The Concepts of Diversity and Inclusion Velasco & Sansone (2019), for instance, elucidate that failure of organization to put into place training programs that mentor women business leadership has been a sufficient cause of underrepresentation of women in managerial posts. 19.5. Biodiversity may refer to the diversity of genes, species or ecosystems in general. To date, the most significant causes of extinction are habitat loss, introduction of exotic species, and overharvesting. The term biodiversity was coined by Walter G Rosen in 1986, and the literal meaning of the word is biological diversity. Biodiversity is responsible for the beauty of a landscape. Our awareness of the loss of biodiversity has brought a long overdue appreciation of the magnitude of this loss and a determination to develop the tools to protect our future. These varying concepts of biodiversity occasionally lead to conflicts among researchers and policy makers, as each of them require a customized type of protection strategy. Biodiversity itself is not generally considered an ecosystem service but rather supports environmental functions 11. Concept of Diversity Diversity is a concept which means embracing all types of humans irrespective of their caste, creed, color, race, religion, gender and more. The warnings to biodiversity involve: habitat . A fourth major cause of extinction, anthropogenic (human-caused) climate change . Wood, fibres, perfumes, lubricants, rubber, resins, poison and cork are all derived from different plant species. Who is the founder of the concept of biodiversity? Similarly, there are many varieties within the same species such as rice, wheat, apples, mangoes, etc. Almost all the present day agricultural crops have originated from wild varieties. All rights reserved, Sarah Appleton, National Geographic Society. Preserving genetic diversity ensures the continuing existence of a wide . Biodiversity is a measure of genetic, species, and ecosystem variation. Large areas usually contain more species than smaller areas with similar . Biological diversity, or "biodiversity," refers to variability found at all levels of biology. The term Biodiversity was coined by Walter G Rosen while the United Nations Environment Program (UNEP) and International Union For conservation of Nature and Natural Resources (IUCN) defined the term for the first time. If you have questions about licensing content on this page, please contact ngimagecollection@natgeo.com for more information and to obtain a license. The ecological diversity is of great significance that has developed and evolved over millions of years through interactions among the various species within an ecosystem. Most of the drugs and medicines used in the present times are extracted from different plant parts. For example, in India, the richness of flora and fauna are depicted in many paintings; animals are represented as vehicles of Gods; the dances and festivals are intricately associated with nature. Preserving and managing biodiversity. The natural environment is responsible for the production of oxygen, maintenance of water-cycle and other biogeochemical cycles. Crops livestock, fishery, and forests are a rich sources of food. Also Read: Biodiversity in Plants and Animals. Similarly, all our domesticated animals came from wild-living ancestral species. Key Features Readership Genetic diversity is the raw material for evolutionary adaptation in a species and is represented by the variety of genes present within a population. Many of them still live in the forests and meet their daily requirements from their surroundings. The three main objectives of Biodiversity Conservation are as follows-. Homo sapiens, is distinct from another. Studying the concept of biodiversity involves counting the total . BIODIVERSITY HAS VALUE: Biodiversity has evolutionary, ecological, economic, social, cultural, and intrinsic values. Select the correct answer and click on the Finish buttonCheck your score and answers at the end of the quiz, Explore BYJUS for more concepts on Biology, It is a good app because we learn more things from this app, Its good explanations and experience to me, Your Mobile number and Email id will not be published. Biodiversity is an all-encompassing concept that describes the magnitude of ecological diversity. A species' potential to adapt to changing environments or new diseases depends on this genetic diversity. You cannot download interactives. Biodiversity refers to the variety of animals, plants, fungi, and even microbes such as bacteria that make up our natural environment. biodiversity loss, also called loss of biodiversity, a decrease in biodiversity within a species, an ecosystem, a given geographic area, or Earth as a whole. Answer (1 of 5): Because of the times we live in it is most likely that the diversity about which you ask refers to the mix within the population based on the following criteria: race, color, ethnicity, country of origin, age, gender, gender preference, religion, language, morality, ethics, law,. Maintaining habitat is fundamental to conserving species. The audio, illustrations, photos, and videos are credited beneath the media asset, except for promotional images, which generally link to another page that contains the media credit. Colombia and Kenya, for example, each have more than 1,000 breeding species of birds, whereas the forests of Great Britain and of eastern North America are home . But opting out of some of these cookies may affect your browsing experience. This cookie is set by GDPR Cookie Consent plugin. Share Your PPT File. Biodiversity refers to every living thing, including plants, bacteria, animals, and humans. Chapter 7 ~ Biodiversity Key Concepts. Diversity among organisms includes both genetic diversity and species diversity. The regions that are rich in species diversity are called hotspots of biodiversity. Provision of biological resources: Provision of medicines and pharmaceuticals, food for the human population and animals, ornamental plants, wood products, breeding stock and diversity of species, ecosystems and genes. Conservation of Biodiversity. That is why every human looks different from each other. It deals with natures variety, the biosphere. The national parks and sanctuaries are a source of tourism. 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