For example, Greenland was covered by glaciers until about 10,000 years ago. We have step-by-step solutions for your textbooks written by Bartleby experts! National Geographic. Therefore, it’s best to use Encyclopedia.com citations as a starting point before checking the style against your school or publication’s requirements and the most-recent information available at these sites: http://www.chicagomanualofstyle.org/tools_citationguide.html. c) Genetic diversity In general, places with more varied terrain tend to have more ecosystems than places where topography is more homogeneous. temperature. More modern programs have automatic save features and computers themselves have back up features. An inclusive culture enables us to attract and retain the best talent, Managing Cultural Diversity in the Workplace - Cultural diversity in the workplace is becoming more and more prevalent. It produces in clean air, clean water, and fertile soils. In places where the climate is more stable, more species can adapt to the more reliable conditions. d) Due to decrease in the pollution causing by industries Textbook solution for Biology: The Unity and Diversity of Life (MindTap Course… 15th Edition Cecie Starr Chapter 43 Problem 8SQ. water. Some species are so important to the functioning of an ecosystem that they are called. . Aesthetic Value. Which of the following is an example of an ecosystem? Encyclopedia.com. Extinction is the termination of a kind of organism or of a group of kinds (), usually a species.The moment of extinction is generally considered to be the death of the last individual of the species, although the capacity to breed and recover may have been lost before this point. 1. Productive Use Value 7. Biodiversity, a combination of the words biological and diversity, refers to variability of forms of life in a specific area. damaging to the well-being of humans and other organisms and steps are being taken to eradicate What does ecosystem diversity mean? India’s Efforts for Environmental Protection, International Efforts for Environmental Protection, here is complete set of 1000+ Multiple Choice Questions and Answers, Prev - Energy and Environment Management Questions and Answers – Genetic Diversity, Next - Energy and Environment Management Questions and Answers – Value of Biodiversity & Bio-piracy, Energy and Environment Management Questions and Answers – Genetic Diversity, Energy and Environment Management Questions and Answers – Value of Biodiversity & Bio-piracy, Environmental Biotechnology Questions and Answers, Mechanical Engineering Questions and Answers, Database Management System Questions and Answers, Total Quality Management Questions and Answers, Hazardous Waste Management Questions and Answers, Energy and Environment Management Questions and Answers – Major International Environmental Protocols, Energy and Environment Management Questions and Answers – Public Policy and PILs, Energy and Environment Management Questions and Answers – Biogeographic Classification of India, Energy Management Questions and Answers – Ecological Services, Biology Questions and Answers – Organism and its Environment – 2, Energy and Environment Management Questions and Answers – Major International Environmental Conventions, Energy and Environment Management Questions and Answers – Role of NGOs, Energy Management Questions and Answers – Ecological Pyramids. Ecosystem biodiversity refers to the number of ecosystems in a certain area. Another level of biodiversity refers to ecosystem biodiversity. Man made ecosystems are created to mimic the natural ecosystems. It represents a significant resource of chemical and biological products including food, fibers, and medicine. Organisms show a steady increase in diversity… Encyclopedia.com gives you the ability to cite reference entries and articles according to common styles from the Modern Language Association (MLA), The Chicago Manual of Style, and the American Psychological Association (APA). We cannot calculate species diversity. d) Four Finally, the history of a location influences the ecological diversity. Which of the following is an example of "unity in diversity?" Answer to 14. Biodiversity at the community level is known as _____ diversity. Participate in the Sanfoundry Certification contest to get free Certificate of Merit. This is an example of which of the following? c) Three Different artificial or man made ecosystems are crop land and zoo and dams and aquarium. There are three types of biological diversity that ecologists think about when assessing the state of an ecosystem. For example, in the Pacific Northwest, salmon holds together the entire ecosystem. When the corals die, the many ecosystems that occur in the reefs diminish in biodiversity. View Answer, 6. Humans rely on ecosystems for many functions. a) One Which of the following represents examples of abiotic factors in an ecosystem? ... Factors that affect biodiversity in an ecosystem inculde area,climate,diversity of niches,and keystone species. The idea of genetic biodiversity extends beyond populations to communities. genetic. d) Around 2.5 million Which of the following is an example of a biotic component of the environment? Which type of diversity provides the raw material … An ecosystem can be as large as an entire forest or as small as a clump of moss that provides a habitat for plants, microscopic invertebrates, and bacteria. a) One Apart from forests, deserts, marine ecosystem, tundra, coral reefs, old growth forests and many more examples are there for Ecosystem diversity. ." New York: Abrams, 2006. How many types of species are there? Consumptive use value 6. Which of the following factors is an example of how human activity can effect an ecosystem? Environmental Value 2. Then, copy and paste the text into your bibliography or works cited list. If a top predator is removed from an ecosystem, the entire ecosystem. A) zebras and lions that pray on them B) coral reef with all the fishes and invertebrates living in and around it C) flowering plants and all the birds and insects that pollinate them D) male prairie chickens competing … View Answer, 11. A. apex consumer B. secondary consumer C. producer D. tertiary consumer E. primary consumer Feedback:The organism that is at the top of the food chain has no predators. An ecological niche is the collection of biological and physical requirements necessary for an organism to grow and reproduce. All Rights Reserved. When an ecosystem is at equilibrium , the relative numbers of organisms within e…, biological diversity or biodiversity, the number of species in a given habitat. Environmental Science: In Context. An ecosystem with one species is likely to split into multiple species. Which of the following is not an example of a primary dimension of diversity? Meaning of ecosystem diversity. d) Column "Ecosystem Diversity a) Species diversity Species diversity and 3. (Concept 1.2) A) The forelimbs of all mammals have the same basic structure, modified for different environments. When ecosystems are more diverse, they are better able to withstand environmental perturbations. On the other hand, if genetic diversity is low, it is possible that the entire population will be adapted to a narrow range of ecological conditions; a more specialized ecological niche. In addition to the MLA, Chicago, and APA styles, your school, university, publication, or institution may have its own requirements for citations. Apart from reduction of gene flow, what is the one more reason for speciation? This has immediate impacts on the species biodiversity of an ecosystem. B) The plants, animals, and decomposers that inhabit an alpine meadow. If a region has high species biodiversity, it has a lot of genetic variability in the organisms that make up the ecosystem. For example, a coral reef ecosystem, composed of coral, sea stars, worms, sea slugs, snails, kelp, sea grass, fish, crabs, sharks, seals, whales, and plankton has much greater ecosystem diversity than the open ocean near Antarctica, which has an ecosystem composed primarily of phytoplankton, krill, fish, and whales. View Answer, 14. a) Species interacts with its environment and thus perform certain functions Review energy flow through ecosystems in Chapter 20. © 2011-2021 Sanfoundry. “World Atlas of Biodiversity.” 2007. http://stort.unep-wcmc.org/imaps/gb2002/book/viewer.htm (accessed February 18, 2008). 12 Jan. 2021 . Most online reference entries and articles do not have page numbers. Tags: Question 15 . View Answer, 9. What is the significance of spices diversity? One Planet: A Celebration of Biodiversity. Genetic biodiversity influences how well a species can adapt to environmental pressures. b) False Of the following ecosystems, which likely has the MOST biodiversity? View Answer, 2. In places where rainfall and sunlight are abundant, photosynthesis is greater and plants grow rapidly, providing a source of food for other organisms. For example, suppose a population is impacted by a severe environmental stress, such as a drought or a fire. Genetic biodiversity refers to variability in the gene pool of a community. An example of a marine ecosystem is a coral reef, with its associated marine life — including fish and sea turtles — and the rocks and sand found in the area. Qantas Diversity and Inclusion Statement on the following three key areas: 1. B) Cilia and flagella in all eukaryotes have the same basic structure C) The structure of DNA is the same in all organisms. b) Sun Age B. Aender C. Sexual orientation D. Mental abilities E. b) Geographical isolation Ecosystems produce the food humans eat and the fiber that humans used for clothing and shelter. All of the oxygen on the planet results from photosynthesis from plants in forests and phytoplankton in the oceans. Which of the following is an example of a competitive relationship in an ecosystem? b) Two b) Condensation d) Though species interacts with the environment it do no perform any functions The variation among organisms on Earth is called biological diversity, or biodiversity. c) Area distribution ... in the ecosystem. This form of ecosystem biodiversity is a measure of the complexity of an ecosystem. . Increased species biodiversity is also known as species richness. What is called for the evolutionary process by which new biological species arise? SPECIES: A biological classification group ranked below genus, consisting of related organisms capable of interbreeding. Within the “Cite this article” tool, pick a style to see how all available information looks when formatted according to that style. ecosystems, estuaries, alpine forests, and rocky shorelines has greater ecosystem diversity than does Kansas, which primarily consists of prairies, rivers, and lake ecosystems. “Australia’s Biodiversity.” 2005. http://www.amonline.net.au/biodiversity/index.htm (accessed February 18, 2008). GENETIC: Having to do with the genetic material, or DNA, in an organism. An ecosystem with great diversity of species has which of the following? View Answer. Biodiversity, a combination of the words biological and diversity, refers to variability of forms of life in a specific area. Biodiversity in all of its forms—ecological, species, and genetic—is important for numerous reasons. c) Evaporation Refer to each style’s convention regarding the best way to format page numbers and retrieval dates. Therefore, California, which includes temperate forests, prairies, deserts, temperate lakes, chaparral, kelp forests, beach. This includes all organisms that live in the region, from mi…, All ecosystems on Earth are formed of a delicate balance of species. d. If conditions become unfavorable, both may crash. This set of Energy & Environment Management Multiple Choice Questions & Answers (MCQs) focuses on “Species and Ecosystem Diversity”. Let us take each one of them in turn. Australian Museum. Ethical and Moral Value 8. The Definition of Biodiversity: Biodiversity is a term that describes the variety of different organisms living in a particular area. Ecologically, biodiversity contributes to ecosystem stability, which allows ecosystems to effectively withstand environmental perturbations. View Answer, 10. A community with more species will have a more genetic variation than one with fewer species. COMMUNITY: All of the populations of species living in a certain environment. An ecosystem comprises of biotic and abiotic component which are interdependent on each other. Species diversity and ecosystem diversity, along with genetic diversity, are the three levels of biodiversity on the earth. Toxic pesticides and fertilizers are spread on agricultural crops and their impact is rarely confined to agricultural pests. C) A pond and all of the plant and animal species that live in it. Maintaining both types of diversity is fundamental to the functioning of ecosystems and hence to human welfare. wind. Approximately, how many species are assigned with scientific names? Cite this article Pick a style below, and copy the text for your bibliography. 30 seconds . For example, the European red mite became a significant pest in orchards because pesticides likely removed its competitors. Thus, species are generally recognized as distinct, fully…, Community ecology is the study of the organization and functioning of communities of organisms. Biodiversity contributes to a variety of ecosystem services, which can be grouped as direct, indirect, or cultural ecosystem services. is impacted. Ecologist R T. Paine showed that the removal of starfish, the top predator in rocky intertidal ecosystems, decreased diversity throughout the entire area causing a collapse of the ecosystem. ." More organisms are currently undergoing extinction than at any other time in Earth’ss history because of habitat loss to human development, pollution, and climate change. Tags: ... Ecosystem diversity. The genetic biodiversity of a community with more species is larger and there are likely to be populations within that community that can withstand environmental perturbations, should they occur. Which one of the following is an example of a DIRECT ecosystem service? View Answer, 13. ADVERTISEMENTS: Some of the major values of biodiversity are as follows: 1. If environmental conditions become extreme, the entire population will be threatened. 1. d) Glass All of these. Which of the following is an example of an ecosystem? vegetation. Among other factors, the diversity of all living things depends on temperature, precipitation, altitude, soils, geography and the presence of other species.The study of the spatial distribution of organisms, species and ecosystems, is the science of biogeography. Encyclopedia.com. b) Genetic diversity Ecosystem diversity can mean two things. SURVEY . Retrieved January 12, 2021 from Encyclopedia.com: https://www.encyclopedia.com/environment/energy-government-and-defense-magazines/ecosystem-diversity. Economic Value 5. Social Value 3. Unnatural ecosystems, including urban, suburban and agricultural areas, are significantly altered and maintained by … c) Cell diversity Which of the following is an example of ecosystem diversity? b) False A coral reef with its many nooks and caves for hiding and influx of light from above contains many ecological niches and the species biodiversity is extremely high. Ecosystem biodiversity has two related meanings and these two meanings also relate to species and genetic biodiversity. a) True Environmental Science: In Context. The main difference between species diversity and ecosystem diversity is that the species diversity is the variety of species in a particular region whereas the ecosystem diversity is the variety of ecosystems in a particular area.. ... An example of ecological diversity on a global scale would be the variation in ecosystems, such as deserts, forests, grasslands, wetlands and oceans. Biodiversity is the most precious gift of nature mankind is blessed with. Ecosystem diversity. A region with numerous interactions among organisms likely has a large number of species and high species biodiversity. View Answer, 7. Individuals that belong to the same species are able to mate and produce offspring that are fertile. As all the organisms […] https://www.encyclopedia.com/environment/energy-government-and-defense-magazines/ecosystem-diversity, "Ecosystem Diversity If a species disappears, an entire ecosystem can start to unravel. Coral reefs are one of the most diverse ecosystems on the planet, not only home to countless species, but a place of enormous forms of interactions among species. . ." a) Genes Genetic diversity is the individual genetic variation within a population and also between populations of one particular species. As populations of species interact with one another,…, ECPI College of Technology (Newport News): Narrative Description, ECPI College of Technology (Newport News): Tabular Data, ECPI College of Technology (Virginia Beach): Narrative Description, ECPI College of Technology (Virginia Beach): Tabular Data, ECPI College of Technology: Narrative Description, ECPI Technical College (Glen Allen): Narrative Description, ECPI Technical College (Glen Allen): Tabular Data, ECPI Technical College (Richmond): Narrative Description, ECPI Technical College (Richmond): Tabular Data, http://news.nationalgeographic.com/news/2002/08/0821_020821_diversity.html, https://www.encyclopedia.com/environment/energy-government-and-defense-magazines/ecosystem-diversity, Does greater species diversity lead to greater stability in ecosystems. “Intraspecies Diversity Helps Ecosystems, Study Says.” August 21, 2002. http://news.nationalgeographic.com/news/2002/08/0821_020821_diversity.html (accessed February 18, 2008). the number of different kinds of plants in an ecosystem the number of different kinds of animals living in all ecosystems the number of different kinds of plants and animals in an ecosystem the number of different kinds of plants and animals introduced to an ecosystem b) Ecosystem diversity The largest scale of biodiversity generally examined is ecosystem diversity. If the population has high genetic biodiversity, some of the individuals are likely to have adaptations that allow them to survive the impact. a) It increase the efficiency and productivity of an ecosystem The first definition of ecosystem biodiversity refers to the number of ecosystems found in a certain area. An ecosystem is the community of living organisms as well as the physical components of an environment such as water, soil, and climate. The earth itself has ecosystem diversity: for example, it has forests, oceans, deserts, wetlands and grasslands. Environmental Science: In Context. a) Earth Scientists have variously estimated that there are from 3 to 30 milli…, endangered species, any plant or animal species whose ability to survive and reproduce has been jeopardized by human activities. Biodiversity is not evenly distributed, rather it varies greatly across the globe as well as within regions. c) Around 2 million Which of the following would be an example of species diversity? Species diversity is crucial for ecosystem health. a) Morphological insulation Hulot, Nicolas. When a more ecologically complex ecosystem is impacted by human activities and environmental pressures, there are likely to be organisms and interactions among organisms that can continue to exist despite the impact. India is one of the 12 centres of diversity and origin of several cultivated plants in the world. American Museum of Natural History. BIODIVERSITY: Literally, “life diversity”: the wide range of plants and animals that exist within any given geographical region. View Answer, 4. Where the topography is more varied, there are more places for shelter and more places to escape predation. c) It do not increase the efficiency and productivity of an ecosystem Pollution is a serous threat to ecosystem diversity. However, the date of retrieval is often important. Ecosystems are all of the animals, plants, bacteria, and fungi as well as the physical components of the area. "Ecosystem Diversity View Answer, 5. a) Speciation If something happens to one of the save processes, the document will still likely be saved using a different process. United Nations Environmental Programme. d) Four Sanfoundry Global Education & Learning Series – Energy & Environment Management. To a large extent, the various definitions of biodiversity overlap. Natural ecosystems can be described as self-sustained ecological units, low in human involvement or disruption, living in balance, and having a high proportion of native biodiversity. c) Due to a decline in population growth in humans b) Due to conserving the forests For example, before word processing programs had automatic back up features, the only way to save a document was for the user to provide the save command to the program. Which is the largest scale of biodiversity? A more diverse ecosystem has more ecological niches, more feeding relationships among organisms, more organisms that capture energy, and more species that recycle organic nutrients into inorganic forms. d) Ecological diversity Biodiversity is the term applied to the variety of organisms that occupy a given region. d) Mutation Ecologists define three levels of biodiversity: genetic biodiversity, species biodiversity, and ecosystem biodiversity. The rainforests are excellent examples of biodiversity in an ecosystem. d) It only increase the productivity of an ecosystem answer choices . Which one of the following diversity boosts the availability of oxygen? View Answer, 12. Ecological biodiversity is greater in places where ecological resources are abundant. Because California has numerous types of landforms and climates (mountains, flat areas, ocean coasts, and lakes), it has more ecosystem biodiversity than Kansas, which is for the most part, a plain. b) Species minimize interaction with its environment and thus perform certain functions Human activities like deforestation, pollution etc. Ecosystem diversity looks at the number and variability of ecosystems in an area. In 1999 the U.S. gov…, The term species, in the most general sense, refers to the various kinds of living things. o energy O beauty O biogeochemical cycling a. - 6873978 On the other hand, the deep ocean, with its relatively homogeneous topography and lack of light, has low species biodiversity. c) River Places where extreme weather occurs often tend to have less ecological biodiversity. Because each style has its own formatting nuances that evolve over time and not all information is available for every reference entry or article, Encyclopedia.com cannot guarantee each citation it generates. Join our social networks below and stay updated with latest contests, videos, internships and jobs! An ecosystem with fewer species is more likely to thrive. Q. Coastal ecosystems, in particular, play a major role in scrubbing water of pollutants and producing clean water that can be used for drinking and washing. a) Around 1 million Climate change threatens the biodiversity of many ecosystems. b) Around 1.5 million View Answer, 8. Pick a style below, and copy the text for your bibliography. A. the diversity of species of grasses found in a farmer's hayfield B. population of red-winged blackbirds in a cattail marsh C. the number of mallard ducks living in a wetlands pond D. … Ecosystem diversity. © 2019 Encyclopedia.com | All rights reserved. c) Species See Also Biodiversity; Climate Change; Coastal Ecosystems; Coral Reefs and Corals; Ecosystems; Endangered Species; Estuaries; Extinction and Extirpation; Freshwater and Freshwater Ecosystems; Genetic Diversity; Marine Ecosystems; Reef Ecosystems. Ecosystem Services 4. (c) Ecological diversity: This is the number of species in a community of organisms. In the same way, an ecosystem with more diversity will likely be able to continue functioning even if something happens to a portion of it because of an environmental perturbation. b) Community Species biodiversity, which is the form of biodiversity most often discussed, refers to the number of species living in an area. A. b) Two An area that contains numerous ecosystems will contain a high diversity of interactions among organisms. How do human activities affect species diversity? Currently, corals are dying at a rapid rate throughout the world. answer choices . d) Cell diversity Explanation: Forests are one of the examples of Ecosystem diversity and it is not the only example for Ecosystem diversity. a) Species diversity c. If conditions become unfavorable, both have a better chance of thriving. are the major threat to the ecosystem. As human activity impacts the environmental conditions on the planet, by changing the climate, removing natural habitat for development, and through pollution, the diversity of ecosystems are negatively impacted in numerous ways. To practice all areas of Energy & Environment Management, here is complete set of 1000+ Multiple Choice Questions and Answers. Ecologists define three levels of biodiversity: genetic biodiversity, species biodiversity, and ecosystem biodiversity. Ecosystem diversity Genetic diversity Natural selection Species diversity See answer douglaia douglaia ... Organisms show an increase in diversity only right after an extinction event. c) Species never interacts with environment How will increasing species diversity affect ecosystem? Forests are the only example of Ecosystem diversity. An ecosystem can be defined as a distinct system made up of different organisms living together and interacting with each other. b. a) Due to over-exploitation of humans b) It increase only the efficiency and not productivity of an ecosystem a) True The diversity on Greenland is low because there has been little time for species to immigrate and adapt to the environment and complex ecological interactions have not had a lot of time to develop. d) Admiration What is called for a discrete group of organisms of the same kind? Therefore, be sure to refer to those guidelines when editing your bibliography or works cited list. reduction in species diversity the greenhouse effect ozone depletion … One probable reason for this is the warming of ocean temperatures as a result of global climate change. Numerous factors influence ecological biodiversity. As a result, the tropics have more ecological biodiversity than the poles; rain forests and temperate forests have more ecological biodiversity than deserts; coral reefs have more ecological biodiversity than does the open ocean. A) All of the brook trout in a 500 hectare² river drainage system. A second form of biodiversity is genetic biodiversity, which refers to the variability in the genetic material of the individuals in a certain population or community. “Center for Biodiversity and Conservation.” 2007. http://cbc.amnh.org/ (accessed February 18, 2008). Biodiversity is important to humans for a number of reasons. View Answer, 3. Genetic diversity, 2. Therefore, that information is unavailable for most Encyclopedia.com content. The diversity of plants in the many ecosystems is the source for medicines that humans use to treat disease. An ecosystem that has greater species biodiversity contains more ecological niches. Embrace cross-cultural diversity Examples of Mission Statements with Commitments. A marine ecosystem is any that occurs in or near salt water, which means that marine ecosystems can be found all over the world, from a sandy beach to the deepest parts of the ocean. Genetic biodiversity refers to variability in the gene pool of a community. A second definition of ecosystem biodiversity refers to the number of ecological interactions among organisms in a certain area. Species biodiversity, which is the form of biodiversity most often discussed, refers to the number of species living in an area. This is an example of which ecosystem service? (January 12, 2021). c) Three Part 1 of 7 - Chapter 20 27.0 Points Question 1 of 31 3.0 Points A wolf is an example of what member of the food chain? How many components are there in species diversity? 1. Biodiversity most oftenrefers to the number of species in a certain area, or the species diversity.