Conceptual Integrated Science (3rd Edition)

Chapter 21

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The study of relationships between living ... more

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The biotic component of the ecosystem consists of ... more

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The growth that occurs when the population grows ... more

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In an environment which is unstable, the ... more

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Logistic growth is population expansion that ... more

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Basis of differenceType I survivorship Type II ... more

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The size of a population is determined by three ... more

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The age structure of a population is the ... more

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The ecological footprint is an estimate of the ... more

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Food chain ; All species need nutrition and energy... more

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Every living organism requires energy to perform ... more

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Decomposers are organisms that break down dead or ... more

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No, if it was the case, the species would compete ... more

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Parasitism is an association between members of ... more

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Primary Succession Secondary Succession Ecological... more

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In ecological succession, species occupying the ... more

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The total biomass and the number of species ... more

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Disturbances cause changes in the composition of ... more

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The terrestrial ecosystem is divided into ... more

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The temperature and precipitation are the major ... more

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Tropical forests comprise maximum species ... more

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The two crucial roles are;Prevent growth of huge ... more

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The topmost zone in the water bodies, which ... more

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The aquatic species inhabiting the intertidal ... more

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The circular pathways through which the chemical ... more

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Through the process of photosynthesis.Through the ... more

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N-F bacteria trap the atmospheric nitrogen for the... more

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The primary source of the energy for all the ... more

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Through the process known as photosynthesis. ; The... more

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Ten percent of the total energy available in each ... more

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The second law of thermodynamics states that every... more

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Yes, in the form of heat. ; Cellular respiration ... more

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The ecosystem that humans live in is an example of... more

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The microorganisms show an asexual mode of ... more

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; Humans are omnivores and feed on both plants ... more

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The producers are the organisms that can ... more

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A desert is a barren region of terrain with ... more

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-24 per unit time ; Logistic growth occurs when ... more

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The table showing the survival of the organisms is... more

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The table showing the survival of the organisms is... more

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The total energy that primary consumers use during... more

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A community is a collection of people or ... more

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Ecosystem-level study. ; The ecosystem refers to ... more

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Population-level study. ; When a change in the ... more

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BasisExponential growthLogistic growthDefinition ... more

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Limited resources, such as food and space.... more

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Exhibits logistic growth.800 – 1000 unit ... more

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Yes Causes for increase in CC. Change in climatic ... more

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A curve that reflects the number of individuals in... more

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Parent animal E devotes the limited available ... more

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A curve that reflects the proportion of the ... more

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Houseflies.These organisms are small in size, have... more

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The survivorship curve of country I is lower than ... more

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The survivorship curve represents Type III ... more

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The ecological footprint is a measure of land and ... more

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The population of human beings has been ever-... more

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Dear GM, this letter is written for the discussion... more

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Plants, phytoplankton, and algae..Caterpillars, ... more

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Humans are consumers.The consumers can occupy ... more

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 Food ChainFood webDefinitionDiagrammatic ... more

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; Most species in an ecosystem feed on each other... more

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Competition ; All living organisms require energy ... more

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The interaction in which the species contend over ... more

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All the environmental resources and conditions ... more

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When two species compete over a long time, one of ... more

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Tapeworms (parasite) and humans (host). ; ... more

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Mycorrhiza (mutual symbiotic relationship between ... more

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Mutualism  ; In an ecosystem, the species interact... more

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Temperature, precipitation, availability of ... more

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Latitude refers to the distance of a habitat ... more

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No ; Tundra is a terrestrial biome found in ... more

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NoReasons:The soil is thin in texture and has less... more

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The word tundra is inspired by the Finnish word ‘... more

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Savannas tropical grasslands. Fire in Savannas ... more

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It is an enclosed water body where the freshwater ... more

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Benthic zone Because the mentioned worm resides’ ... more

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It is the water rotating cycle between biotic and ... more

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Carbon like other minerals circulates in the ... more

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Cellular respirationBurning of fossil fuels ; ... more

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The carbon cycle helps in maintaining the carbon ... more

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Leguminous plants can grow in nutrient-deficient ... more

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The man-made fertilizers to enrich the nitrogen ... more

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Only ten percent of the total energy is ... more

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When the primary consumer feeds on plants, it does... more

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During aerobic respiration, organism M do not ... more

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The energy received from the sun is ultimately ... more

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The organisms with flying ability have benefits ... more

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No, the species of the climax community do not ... more

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Yes, more diversity would be present in one that ... more

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The growth curve for population one is higher than... more

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The first population will reach the carrying ... more

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Food and water availability, living space, ... more

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Type I.It depicts a long life span, as deaths are ... more

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Due to limited resources and limited land area, ... more

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Mutualism ; Mutualism is a symbiotic relationship ... more

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An upward transfer of energy occurs in a food ... more

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No ; An ecosystem's total number of individuals ... more

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The complexity of the organisms is responsible for... more

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Early colonizers consist of type III species.The ... more

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A population consists of individuals belonging to ... more

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There are three types of survivorship curves; Type... more

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The proportion of individuals in each age group of... more

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The transfer of energy from one organism to ... more

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Parasitism is a relationship between two organisms... more

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The coniferous forests are located near the polar ... more

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The process of conversion of liquid into a gaseous... more

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Living organisms require energy to carry out ... more

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Light energy is only absorbed for photosynthesis ... more

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The climax community is the stabilized community ... more

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Community-level study. ; The different populations... more

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Dinoflagellates Fish ; Planktons are living ... more

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