Species richness Samenvattingen, Aantekeningen en Examens

Define the term biodiversity - diversity of important ecological entities that span multiple spatial scales, from genes, to species to communities - biological diversity encompasses all species of plants, animals, and microorganisms, and the ecosystems and processes of which they are part Explain how the terms species, richness, evenness, and diversity are related Species richness: a count of all the different species in a prescribed area Species evenness: a measure of the rareness or c...

sci 225species richness - correct answer the total number of different species in a community species evenness - correct answer the relative abundance of species in a community (concentration of that species) which statement best describes biodiversity at the equator - correct answer species richness is higher at the equator than at the poles sedimentary rocks provide evidence of - correct answer long term (more than 1 million years) regional climate change a genetic mutation causes ...

BIO 150 Final Exam Gobetz Verified 100%(Scor What is a population? - ANSWER interbreeding of a group of individuals who have the same species, geographics and time period. The population is exchanging genes What is the purpose of variability within a pop? - ANSWER some genetic variants have advantages and natural selection can act on variation Two process that can occur if a pop. cant exchange genes - ANSWER genetic divergence and speciation Decreasing variation in a species leads to- ...

Population - Group of individuals of the same species at some place/ location Community - A group of different species at some place/ location Niche - Habitat/ environment a species is capable of occupying Alpha Diversity - Richness at local community Beta Diversity - Turnover or differences between sites Gamma Diversity - Regional number of species summed Composition - Richness and species identity Structure - Richness, identity, and abundance Ecological Hypotheses - Random-Null Model, ...

Section A You should spend a maximum of 25 minutes on this section. Write your answer for each question in the box provided. 1 Which statement describes a problem that has resulted from the increased use of antibiotics? A Penicillin can no longer be used to treat infections. B Rates of MRSA infection have increased. C Some bacteria and fungi have evolved resistance to antibiotics. D Viral infections can no longer be treated with antibiotics. Your answer [1] 2 The diagram shows a compute...

OCR AS LEVEL BIOLOGY A H020/01 JUNE 2022 ACTUAL QUESTION PAPER - Breadth in Biology. SECTION A You should spend a maximum of 25 minutes on this section. Write your answer for each question in the box provided. Answer all the questions. 1 The graph below shows the results of an osmosis experiment investigating the effect of changing the concentration of sodium chloride (NaCl) on mass of potatoes. 10 5 Percentage change in 0 mass –5 –10 Which concentration of NaCl causes equal mo...

final exam can What is FSC? What do they do? - correct answer-Forest Stewardship Council Certifies forests, companies and products that meet sustainability standards Who is Thomas Lovejoy? - correct answer-Founder of BDFFP (Biological Dynamics of Forest Fragments Project) He went to the Amazon Rainforest and purposefully created forest fragments What is BDFFP? - correct answer-Biological Dynamics of Forest Fragments Project What is species richness? - correct answer-the number of species ...

BIO 220 Exam #3 Questions And Answers What is Biodiversity? - ANS The variety of life What are the three levels of biodiversity? - ANS Genetic, Species, and Ecological What is Genetic Diversity? - ANS measures variety of different versions of SAME GENES within a species What is Species Diversity? - ANS measures number of different kinds of ORGANISMS within a community What is Ecological Diversity? - ANS measures RICHNESS and COMPLEXITY of a community What is Speci...

BIO 150 Final - JMU Gobetz Correct 100%(RatePopulation - ANSWER A group of individuals that belong to the same species and live in the same area Purpose of variability within a population - ANSWER - some genetic variants have advantages over others - natural selection can act on variation (if needed) genetic divergence - ANSWER the process in which two or more populations of an ancestral species accumulate independent genetic changes (mutations) through time, often after the populations h...

Unit 3: Biodiversity Questions and AnswersUnit 3: Biodiversity Questions and AnswersUnit 3: Biodiversity Questions and AnswersUnit 3: Biodiversity Questions and AnswersUnit 3: Biodiversity Questions and Answers biodiversity - ANSWER-the # of species of plants, animals, and microorganisms, the enormous diversity of genes of these species, the different ecosystems on the planet importance of biodiversity - ANSWER-boosts ecosystem productivity where each species all have an important role to pl...