Climate change is predicted to be a significant cause of extinction in the coming century. Decisions humans make that influence biodiversity affect the well-being of themselves and others. The following ecological principles describe the assumptions needed to plan actions for conserving biodiversity: Protection of species and species subdivisions will support biodiversity. These cookies will be stored in your browser only with your consent. Ethical and Moral Value 8. A diverse ecosystem is more productive and can withstand environmental stress. ADVERTISEMENTS: Some of the major components of biodiversity are as follows: i. Ecosystem Diversity ii. It has been estimated that more than 50 million species of plants, animals and micro-organisms are existing in the world. India is one of the most diverse nations in the world. Biodiversity refers to the variety of living species on Earth, including plants, animals, bacteria, and fungi. Biodiversity refers to the biological variety and variability of life on Earth. Biodiversity essential refers to the variability among the different life forms or the number of species or races within the species or gene pools. If you continue to use this site we will assume that you are happy with it. Thus, we find that each human, who is representative of the same species, i.e. That is why every human looks different from each other. These are as follows: It is the diversity observed among the different. For example, humans show a lot of diversity among themselves. Biodiversity, or Biological Diversity, is the sum of all the different species of plants, animals, fungi and microbial organisms that live on Earth, including the various ecosystems in which they live on. Wild plants such as Cinchona and Foxglove plant are used for medicinal purposes. The scientific estimation of total numbm of species made by Robert Mayer is about 7 million. Biodiversity is a term used to describe the enormous variety of life on Earth. It is important in natural as well as artificial ecosystems. The regions that are rich in species diversity are called hotspots of biodiversity. Similarly, fishermen in the coastal areas are dependent on the marine resources. 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. We have moved all content for this concept to for better organization. Cattle then produce manure that returns nutrients to the soil, which helps to grow more grass. Your Mobile number and Email id will not be published. We use cookies to ensure that we give you the best experience on our website. In this opinion paper, we present a synthesis on the concept of microbial functional diversity from its definition to its application. Similarly, certain animals and birds were represented as vehicles of Gods and were duly respected. Wood, fibres, perfumes, lubricants, rubber, resins, poison and cork . Biodiversity is a term which describes every living organism within a single ecosystem or habitat, including numbers and diversity of species and all environmental aspects such as temperature, oxygen and carbon dioxide levels and climate. As all the organisms [] Importance of Biodiversity: Biodiversity has a number of functions on the Earth. Biodiversity: Definition, Levels and Types of Conservation Methods. the variety of a biological system, typically conceived as the number of species, but also applying to genes, biochemistry, and ecosystems. For example, A larger number of plant species means a greater variety of crops. Biodiversity is a term which describes every living organism within a single ecosystem or habitat, including numbers and diversity of species and all environmental aspects such as temperature, oxygen and carbon dioxide levels and climate. One element of biodiversity is crop diversity. People go to far off places to enjoy the natural surroundings and wildlife. This concept of biological resources management probably explains most fears of resource disappearance related to erosion of . For example, A larger number of plant species means a greater variety of crops. Ecological diversity refers to the variability among the species of plants and animals living together and connected by flow of energy and cycling of nutrients in different ecosystems or ecological complexes. DEFINITION Biodiversity is defined as "the intrinsically-inbuilt plus the externally-imposed variability in and among living organisms existing in terrestrial, marine and other ecosystem at a specific period of time". Out of these, about 1.4 million species have been identified so far. Besides its ecological and environmental value, biodiversity has significant socio-economic values as well. Initially, we revisit to the original definition of functional diversity, highlighting two fundamental aspects, the ecological unit under study and the functional traits used to characterize it. The tropical areas support more diverse plant and animal communities than the desert and polar areas, as for examples, tropical forest has a higher species diversity as compared to a timber plantation. Biodiversity is the variety of different forms of life on earth, including the different plants, animals, micro-organisms, the genes they contain and the ecosystem they form. Explaining Diversity CONCEPTS OF BIODIVERSITY The diversity or variety among the different species in the living organisms that are present on planet Earth is called the Biodiversity of plants and animals. Click Start Quiz to begin! This website includes study notes, research papers, essays, articles and other allied information submitted by visitors like YOU. The earth has a number of ecosystems like grasslands, forests, semi arid deserts, marine, freshwater, wetland, swamp, marshlands (Fig. When you reach out to him or her, you will need the page title, URL, and the date you accessed the resource. What is biodiversity and why is it an important concept? Framing Biodiversity: The Case of "Invasive Alien Species" 5. Genetic Diversity It consists the genetic variation within species. The cookie is used to store the user consent for the cookies in the category "Other. The genetic variability is essential for healthy breeding population, the reduction in genetic variability among breeding individuals leads to inbreeding which in turns can lead to extinction of species. Biodiversity boosts ecosystem productivity where each species, no matter how small, all has an important role to play. The term biodiversity was coined in 1985. Each individual has specific characters, which is due to the genetic makeup or code. The wood derived from the forests has been used from the birth of civilization as fuel. These threats have caused an unprecedented rise in the rate of species extinction. While Earths biodiversity is so rich that many species have yet to be discovered, many species are being threatened with extinction due to human activities, putting the Earths magnificent biodiversity at risk. 3. In this section we will discuss various models that explain diversity; and the benefits of diversity. Economic Value 5. Biodiversity is a measure of genetic, species, and ecosystem variation. This is the change in the composition of the species with reference to the changes in the environment. 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. After completing this chapter, you will be able to. 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. It includes the organisation of organisms at many levels ranging from complete ecosystems to the chemical components that form the molecular basis of heredity. Humans should not cause their voluntary extinction. 1. It is usually described at three levels: genetic, species, and ecosystem. There are 3 types of Biodiversity. These cookies track visitors across websites and collect information to provide customized ads. Ecological biodiversity refers to the variations in the plant and animal species living together and connected by food chains and food webs. They are a source of beauty and joy for many people. They may provide us indirect benefits as non-consumptive values. Biodiversity, also known as biological diversity simply means the variety of life found in a place on Earth or, often, the total variety of life on Earth. It is the most complex and important feature of our planet. It includes all the species ranging from plants to different microorganisms. How to Market Your Business with Webinars? In some countries like Nepal, Bhutan, Kenya, Rwanda, eco-tourism has now become the major source of foreign currency income. Our planets requirements and services depend mainly on the biological resources. It refers to the variations among the genetic resources of the organisms. Genetic Diversity. A series of philosophers have argued that the biodiversity concept is detrimental to environmental efforts (Maier 2012; Santana 2014, 2018; Morar, Toadvine, & Bohannan . Many see biodiversity as a reservoir of resources to be drawn upon for the manufacture of food, pharmaceutical, and cosmetic products. According to Biological Species Concepts (BSC), species is a basic unit of classification and is defined as a group of similar organisms that interbreed with one another and produce offsprings and share a common lineage. A single grassland can contain a wide range of species, from beetles to snakes to antelopes. Social benefits: Recreation and tourism, cultural value and education and research. Habitat loss is sometimes sweeping and significant, but equally harmful is the death by a thousand cuts; the removal of plants in your backyard, or trees in an urban setting. Every individual of a particular species differs from each other in their genetic constitution. Many of them still live in the forests and meet their daily requirements from their surroundings. The science of biodiversity has become the science of our future. This means a species may have different populations, each having different genetic compositions. Economic Importance. No feature of Earth is more complex, dynamic, and varied than the layer . The value of biodiversity can be grouped under the following heads: The diverse group of organisms found in a particular environment together with the physical and biological factors that affect them, constitute an ecosystem. Morality and ethics teach us to preserve all forms of life and not to harm any organism unnecessarily. Trees like Peepal, Banyan and Tulsi are still worshipped. Biodiversity is intimately related to the function and stability of communities and ecosystems. Since the indigenous people always protect the forests for their own benefit, the Government should formulate plans to involve such people for environmental protection. Importance of Conservation of Biodiversity. 19.6). The earths natural beauty, with its colors and hues has always inspired men from, perhaps, the time he actually came to inhabit the earth. By clicking Accept, you consent to the use of ALL the cookies. Biodiversity holds ecological and economic significance. Therefore, it is very important to have a good knowledge of biodiversity for a sustainable livelihood. Biodiversity is an all-encompassing concept that describes the magnitude of ecological diversity. It provides us with nourishment, housing, fuel, clothing and several other resources. This cookie is set by GDPR Cookie Consent plugin. The first two of these are a direct result of human population growth and resource use. Ecological biodiversity is measured by looking at its three levels of genetic, species and ecosystem diversity. Privacy Policy3. 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. Each species is made up of individuals that have their own particular genetic composition. These differences are what scientists use to tell one species from another. Biodiversity refers to every living thing, including plants, bacteria, animals, and humans. It is an interdisciplinary field spanning areas of both physical and life sciences. This also includes the diversity in the wild species, which through intermixing in nature over millions of years have given rise to newer varieties. Biodiversity is the variation among living organisms from different sources including terrestrial, marine and desert ecosystems, and the ecological complexes of which they are a part.. Biodiversity is the most precious gift of nature mankind is blessed with. Biodiversity. Consumptive use value 6. that differ from one another in shape, size, colour of flowers and taste of fruits and seeds due to the variations at the genetic level. Today the term, biodiversity, is used every day by scientists . What are the three concepts of biodiversity? Genetic diversity is one alternate concept of biodiversity. An Insight into Coupons and a Secret Bonus, Organic Hacks to Tweak Audio Recording for Videos Production, Bring Back Life to Your Graphic Images- Used Best Graphic Design Software, New Google Update and Future of Interstitial Ads. It ranks ninth in terms of plant species richness. TOS4. Which part of the male reproductive system store the sperm? 2. Contextualizing the Concept of Diversity: This section discusses the concept of diversity through contemporary narratives and the legal definitions of diversity in the U.S. and India. 6 What are the three main types of biodiversity? 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. They capture and store energy and also produce and decompose organic matter. It includes all the species on Earth, ranging from plants such as bacteria, viruses, fungi, algae, bryophytes, pteridophytes, gymnosperms, angiosperms and all the species of animals including unicellular protozoans to mammals. But opting out of some of these cookies may affect your browsing experience. 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. This includes much more than merely counting the number of taxonomic units (richness). These cookies help provide information on metrics the number of visitors, bounce rate, traffic source, etc. In the recent decades, a new science named biotechnology has emerged. 4. Ecological diversity represents an intricate network of different species present in local ecosystems and the dynamic interaction among them. There are various mathematical ways of measuring biodiversity, which calculate the number of species diversity in different regions. What are characteristics of biodiversity? Through scientific breeding techniques animals giving better yield of milk, meat, etc. Conservation efforts are necessary to preserve biodiversity and protect endangered species and their habitats. To know more about what is biodiversity, its definition, types and importance of biodiversity, keep visiting BYJUS or download the BYJUS app for further reference. Biodiversity is more widely used term in recent times, because different nations of the world are concerned about the preservation and conservation of biodiversity. To preserve the diversity of species. An ecosystem is a collection of living and non-living organisms and their interaction with each other. 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 . Any interactives on this page can only be played while you are visiting our website. Biodiversity, besides its ecological significance provides a socio-economic and monetary asset to the nation. Areas with extremely high levels of biodiversity are called hotspots. The biotechnologists continuously use the wild species of plants for developing new, better yielding and disease resistant varieties. 1996 - 2022 National Geographic Society. The Suns radiant energy is converted to chemical energy by plants. Answer Now and help others. Each species is adapted to live in specific environment, from mountain peaks to the depth of seas, from polar ice caps to tropical rain forests and deserts. Analytical cookies are used to understand how visitors interact with the website. Biodiversity conservation refers to the protection, preservation, and management of ecosystems and natural habitats and ensuring that they are healthy and functional. Conservation of Biodiversity. Bio diversity refers to every living thing, including plants, bacteria, animals, and humans. Biodiversity may be defined as, 'The variety and variability among living organisms and the ecological complexes in which they occur'. It is the biodiversity at the most basic level. Why should we conserve biodiversity short answer? Biological diversity or Biodiversity is defined as the variety and variability among the living organisms and the ecological complexes in which they occur. Even for the taxonomic component of biodiversity, where data is the best, considerable uncertainty remains about the true extent and changes in taxonomic diversity. Biodiversity is a term used to describe the enormous variety of life on Earth. Also Read: Biodiversity in Plants and Animals. The term was first introduced in 1837 by Rudolph Virchow when he used it to describe plant communities. The third results from increased mobility and trade. Outline the concept of biodiversity and explain its constituent elements. Biodiversity, besides its ecological significance provides a socio-economic and monetary asset to the nation. It is often considered to have three levels of organization: genetic variation within populations and species numbers of species (also known as species richness) and the variety and dynamics of ecological communities on larger scales, such as landscapes and seascapes Genetic Variation Therefore, it is very important to conserve biodiversity. Through proper education and awareness, the peoples conscience against such practices must be raised. Conservation of biodiversity is considered as key component for administration of natural assets. Values related to biodiversity can be grouped into three categories as below: This is assigned to the products that are commercially harvested for exchange in formal markets and is, therefore, the only value of biological resources that is concerned in national income. The measure of diversity of species is also known as species richness. In ancient times, especially in India, the environment in totality i.e. The tribal people are completely dependent on the forests for their daily needs. Humans derive a number of economic benefits from nature like food, firewood, fibres, medicines and more. This website uses cookies to improve your experience while you navigate through the website. 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. ASSIGNMENT OF E.V.S. Studying the concept of biodiversity involves counting the total . It is [] ADVERTISEMENTS: Biodiversity, besides its ecological significance provides a socio-economic and monetary asset to the nation. If no button appears, you cannot download or save the media. This Concept has been given many researchers or scholars tough time in the scientific world as new species of microorganisms are been discovered every day. Necessary cookies are absolutely essential for the website to function properly. Biological diversity refers to all living organisms, their genetic material and the ecosystems of which they are a part. This is a question and answer forum for students, teachers and general visitors for exchanging articles, answers and notes. All species have a right to exist. Advertisement cookies are used to provide visitors with relevant ads and marketing campaigns. Ecological biodiversity refers to the variations in the plant and animal species living together and connected by food chains and food webs. Draw a neatly labeled diagram of chloroplast found in leaf, and its role in photosynthesis? Thus, the different facets of biodiversity were closely linked to the social values in many regions. 19.2). Earth's ecosystems have evolved for millions of years, resulting in diverse and complex biological communities living in balance with their environment. The core threats to biodiversity are human population growth and unsustainable resource use. The genes present in the organisms can form infinite number of combinations that causes genetic variability. 1 What are the three concepts of biodiversity? As all the organisms in an ecosystem are interdependent, removing just one species can prevent the ecosystem from operating normally. This manure can also be used to fertilize cropland. Let us have a detailed look at biodiversity and its conservation notes to explore the strategies and concepts of biodiversity conservation. Consumption value is related to natural products that are consumed directly, i.e., the goods which do not come under normal circulation of trade. The Rights Holder for media is the person or group credited. Explain with suitable example. It also concerns their habitat diversity in which they are adapted to live and perform their various activities. Biodiversity provides us many products, such as fuel, timber, fish, fodder, skin, fruits, cereals and medicines. Much has been published on the subject since its first appearance at the National Forum on BioDiversity in September, 1986, the proceedings of which became the best-seller, BioDiversity. Biodiversity is the wide range of life associated with different types of framework for biodiversity. Over generations, all of the species that are currently alive today have evolved unique traits that make them distinct from other species. Share Your Word File Biological resources not only provide us nourishment, clothing, housing, fuel and medicine but also meet our several other requirements. flora, fauna, etc. The term biodiversity was coined as a contraction of biological diversity in 1985, by E. O. Wilson, a biologist who made this concept popular. 1. 5 How is the biodiversity of an ecosystem measured? Most of the concepts covered in the NEET syllabus are from the NCERT syllabus of Class 11 & 12. Share Your PDF File 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. A few of the reasons explaining the importance of biodiversity are: Every species has a specific role in an ecosystem. Who is the founder of the concept of biodiversity? 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At samples of soil or water through a microscope reveals a whole world of biodiversity: Biology is of! Cucumber, cotton and sesame appears, you can not survive in combustion sugar! Adds to the Chemical components that form the molecular basis of heredity of of. Management probably explains most fears of resource disappearance related to erosion of ecological principles describe the variety! Sustainable agriculture and world food security and sustained livelihoods through overall genetic diversity protect endangered species and obtain Plant and animal species living together and connected by energy flow are the systems Go to far off places to enjoy the natural resources benefits: Recreation and,!