Biology: Life on Earth with Physiology (11th Edition)
11th Edition
ISBN: 9780133923001
Author: Gerald Audesirk, Teresa Audesirk, Bruce E. Byers
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 31, Problem 2MC
Summary Introduction
Introduction:
Species play an important role in the ecosystem. They help in maintaining species diversity, food chain or food balance, structuring community, the health of an ecosystem by maintaining the ecological balance.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
The relative abundance of any one species within a community of many species is known as
a.
species evenness.
b.
species richness.
c.
specialization.
d.
population.
The total number of species present in a community is called the
a.
species evenness.
b.
species richness.
c.
species-area relationship.
d.
population.
According to the competitive exclusion principle,a. one species is always more competitive than another for a particular food source.b. competition excludes multiple species from using the same food source.c. no two species can occupy the same niche at the same time.d. competition limits the reproductive capacity of species.
Chapter 31 Solutions
Biology: Life on Earth with Physiology (11th Edition)
Ch. 31.1 - describe the goals of conversation biology?Ch. 31.1 - Prob. 2CYLCh. 31.2 - Prob. 1CSCCh. 31.2 - describe the major categories of ecosystem...Ch. 31.2 - Prob. 1TCCh. 31.2 - Prob. 2CYLCh. 31.3 - define mass extinction?Ch. 31.3 - Prob. 1HYEWCh. 31.3 - explain why biologists fear that a mass extinction...Ch. 31.4 - Prob. 1CSC
Ch. 31.4 - Prob. 1CYLCh. 31.4 - Prob. 1TCCh. 31.4 - Prob. 2CYLCh. 31.5 - Prob. 1CSCCh. 31.5 - Prob. 1CYLCh. 31.5 - Prob. 1TCCh. 31.5 - Prob. 2CYLCh. 31.6 - Before 1700, wolves roamed over almost all of...Ch. 31.6 - describe the principles of sustainable...Ch. 31.6 - In 1970, Atlantic leatherback sea turtle...Ch. 31.6 - explain how population, technology, and lifestyle...Ch. 31 - List some reasons that the ecological footprints...Ch. 31 - Prob. 1FIBCh. 31 - A factor that increases humanity ecological...Ch. 31 - Prob. 1RQCh. 31 - Search for and describe some examples of habitat...Ch. 31 - Prob. 2FIBCh. 31 - Prob. 2MCCh. 31 - What is ecological economics? Why is it important?Ch. 31 - Prob. 3FIBCh. 31 - Prob. 3MCCh. 31 - Prob. 3RQCh. 31 - Prob. 4FIBCh. 31 - Prob. 4MCCh. 31 - Prob. 4RQCh. 31 - The smallest population of a species that is...Ch. 31 - Which of the following is not true of a population...Ch. 31 - Why are efforts to protect monarch butterflies a...Ch. 31 - A Native American saying tells us that We do not...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Which of the following defines the role of a species in a community,including its habitat and interaction with other species?a. ecological niche d. mimicryb. competitive exclusion e. None of these are correct.c. competition levelarrow_forwardA species that has an immediate threat to extinction is said to be:a. threatened. c. alien.b. endangered. d. extinct.arrow_forwardWhich of the following is not true of a population of largepredators in a small reserve?a. The species may disappear from the reserve.b. The species will probably undergo a populationexplosion.c. The species will probably lose genetic diversity.d. The species may overeat its prey, causing a reduction inprey population.arrow_forward
- A group of individuals of the same species within the same ecosystem is known as a community. b. population. c. colony. d. cohort.arrow_forwardWhy does the aquarium trade contribute to the introduction of nonnative species? a. Exotic species can escape or be released into local ecosystems. b. Aquarium owners do not always understand how ecosystems interact. c. Nonnative fish are shipped worldwide for aquariums. d. All of the above Please select the best answer from the choices provided A B C Darrow_forwarda black bear accidentally stepped on a ladybug beetle, and the beetle survived. What type of ecological species interaction is this? a. amensalism b. commensalism c. neutral d. it is not a species interaction, because this incident does not affect the fitness of bears or ladybug populations e. the answer depends on whether that ladybug's fitness is affected negativelyarrow_forward
- If you are studying the changes in the panda population in Asia you are most likely considered a…. a. Population ecologist b. Ecosystem ecologist c. Global Ecologist d. Community ecologistarrow_forwardWhen an invasive species alters the community structure it is introduced to, what can the consequence be? a. extinction of economically important species b. reduced predation on some native species c. increased predation on some native species d. all of the abovearrow_forwardWhich of the following is the definition for species richness? A. The number of species in a community. B. The relative abundance and species richness in a community. C. The number of dominant species in a community. D. The proportion of a given species in the community.arrow_forward
- Which of the following statements is correct regarding the competitive exclusion concept? a. multiple species can’t share the exact same niche within a community b. the realized niche of a species is different from its fundamental niche. c. competition within a population results in the success of the best-adapted individuals. d. two species cannot coexist within the same habitat.arrow_forwardConservation hotspots are best described as a. areas with large numbers of endemic species, in many of which species are disappearing rapidly. b. areas where people are particularly active supporters of biological diversity. c. islands that are experiencing high rates of extinction. d. areas where native species are being replaced with introduced species.arrow_forwardThe physical surroundings in which a species is normally found is its A. Community B. Habitat C. Home range D. Nichearrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Human Anatomy & Physiology (11th Edition)BiologyISBN:9780134580999Author:Elaine N. Marieb, Katja N. HoehnPublisher:PEARSONBiology 2eBiologyISBN:9781947172517Author:Matthew Douglas, Jung Choi, Mary Ann ClarkPublisher:OpenStaxAnatomy & PhysiologyBiologyISBN:9781259398629Author:McKinley, Michael P., O'loughlin, Valerie Dean, Bidle, Theresa StouterPublisher:Mcgraw Hill Education,
- Molecular Biology of the Cell (Sixth Edition)BiologyISBN:9780815344322Author:Bruce Alberts, Alexander D. Johnson, Julian Lewis, David Morgan, Martin Raff, Keith Roberts, Peter WalterPublisher:W. W. Norton & CompanyLaboratory Manual For Human Anatomy & PhysiologyBiologyISBN:9781260159363Author:Martin, Terry R., Prentice-craver, CynthiaPublisher:McGraw-Hill Publishing Co.Inquiry Into Life (16th Edition)BiologyISBN:9781260231700Author:Sylvia S. Mader, Michael WindelspechtPublisher:McGraw Hill Education
Human Anatomy & Physiology (11th Edition)
Biology
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:PEARSON
Biology 2e
Biology
ISBN:9781947172517
Author:Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher:OpenStax
Anatomy & Physiology
Biology
ISBN:9781259398629
Author:McKinley, Michael P., O'loughlin, Valerie Dean, Bidle, Theresa Stouter
Publisher:Mcgraw Hill Education,
Molecular Biology of the Cell (Sixth Edition)
Biology
ISBN:9780815344322
Author:Bruce Alberts, Alexander D. Johnson, Julian Lewis, David Morgan, Martin Raff, Keith Roberts, Peter Walter
Publisher:W. W. Norton & Company
Laboratory Manual For Human Anatomy & Physiology
Biology
ISBN:9781260159363
Author:Martin, Terry R., Prentice-craver, Cynthia
Publisher:McGraw-Hill Publishing Co.
Inquiry Into Life (16th Edition)
Biology
ISBN:9781260231700
Author:Sylvia S. Mader, Michael Windelspecht
Publisher:McGraw Hill Education