Biology
5th Edition
ISBN: 9781260487947
Author: BROOKER
Publisher: MCG
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 60, Problem 9TY
Over time, dark forms of the peppered moth (Biston betularia) became more common in polluted environments because predators were less able to detect them on trees darkened by soot. These moths are regarded by many as a(n)
- a. keystone species.
- b. indicator species.
- c. umbrella species.
- d. flagship species.
- e. endangered species.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
A species that has an immediate threat to extinction is said to be:a. threatened. c. alien.b. endangered. d. extinct.
Conservation 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.
Which 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.
Chapter 60 Solutions
Biology
Ch. 60.2 - Core Skill: Modeling The goal of this modeling...Ch. 60.2 - Prob. 1CCCh. 60.2 - Prob. 1EQCh. 60.2 - Prob. 2EQCh. 60.2 - Prob. 3EQCh. 60.2 - Prob. 4EQCh. 60.4 - Prob. 1CCCh. 60.4 - Prob. 2CCCh. 60 - Prob. 1TYCh. 60 - Prob. 2TY
Ch. 60 - The idea that humans have an innate attachment to...Ch. 60 - The research conducted by Tilman and colleagues...Ch. 60 - Prob. 5TYCh. 60 - Prob. 6TYCh. 60 - Prob. 7TYCh. 60 - Prob. 8TYCh. 60 - Over time, dark forms of the peppered moth (Biston...Ch. 60 - Prob. 10TYCh. 60 - Prob. 1CQCh. 60 - Prob. 2CQCh. 60 - Prob. 3CQCh. 60 - Prob. 1COQCh. 60 - Prob. 2COQ
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 statements best represents the productivityhypothesis regarding species richness?a. The larger the area, the greater the number of species that will befound there.b. Temperate regions have a lower species richness due to the lack oftime available for migration after the last Ice Age.c. The number of species in a particular community is directly relatedto the amount of available energy.d. As invertebrate productivity increases, species richness will increase.e. Species richness is not related to primary productivity.arrow_forwardJosephConnell’s “intermediate disturbance hypothesis” proposes that:a.species diversity is highest at intermediate frequencies of disturbance.b.species diversity is lowest at intermediate frequencies of disturbance.c.population growth rates are highest at intermediate frequencies ofdisturbance.d.competitive exclusion is fastest at intermediate levels of disturbance.e.none of the choices apply.arrow_forwardThe Intergovernmental Science-Policy Platform on Biodiversity and Ecosystem Services published a report in 2019 that described several negative effects that humans have had on biodiversity and ecosystem services. They highlighted and ranked five drivers of these negative effects. Which of the following has had the greatest overall impact on biodiversity and ecosystem services? A. Pollution B. Direct exploitation of organisms C. Invasive species D. Climate change E. Changes in land use and sea usearrow_forward
- nonmigratory wildebeest populations are limited, mainly by factors that are a.) density independent, top down b.) density independent, bottom up. c.) density dependent, top down d.) density dependent, bottom uparrow_forwardIn a tropical rainforest, an open gap lacking vegetation has been created by the fall of a large tree. Which of the following statements describes the characteristics of the plant species that are last to colonize this disturbed habitat? a. they have low reproductive rates and are good competitors b. they are good colonizers c. they have high reproductive rates and are poor competitors d. they are dominated by r-selected species e. they have high species diversityarrow_forwardIf 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_forward
- In landscape ecology, the matrix is the area surrounding a habitat patch. The matrix can affect a species living in the habitat patch by altering: O A. Dispersal between patches B. The availability of resources C. The abiotic environment in patches D. Our appreciation of Keanu Reeves' acting skills E. A, B and C are correctarrow_forwardThe figure below shows the growth of two species in two habitats, both when the other species is present and when it is absent. What kind of interaction is occurring between these two species? (Consider both habitats, not just the interaction within one particular habitat.) Answer choices: A. Mutualism B. Conditional C. Commensalism D. Competition E. Parasitismarrow_forwardHabitat fragmentation results from human activities that change large blocks of landscape, leading to many negative effects on species and ecosystems. Which of the following is not one of the possible consequences of fragmentation? A. reduction of available habitat O B. increasing degradation of habitat patches C. increasing wind speeds and temperatures at patch edges D. spatial isolation of patches E. increase in top predators present in patchesarrow_forward
- By a currently favored hypothesis, species richness of a community is greatest when physical disturbances are of_____ intensity and frequency. a. low c. high b. intermediate d. variablearrow_forwardThe average niche breadth for space resources is wide for species of barnacles in an intertidal community. This pattern would indicate… a. niche overlap is low b. a greater level of competition between species c. coexistence via resource partitioning d. a greater number of species in the community e. high levels of disturbancearrow_forwardThe key finding ofl a study with butterflies and habitat fragmentation by Haddad and colleagues was a. Edge habitat is drier than the forest interior. b. patches connected by corridors sustained higher butterfly densities than isolated patches c. large patches hold more butterflies than small patches d. butterflies densitties were unaffected by the presence or absence of corridorsarrow_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:PEARSON
Biology 2eBiologyISBN:9781947172517Author:Matthew Douglas, Jung Choi, Mary Ann ClarkPublisher:OpenStax
Anatomy & 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 & Company
Laboratory 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
Ecology: Interspecific and Intraspecific Interactions | Ecology & Environment | Biology | FuseSchool; Author: FuseSchool - Global Education;https://www.youtube.com/watch?v=IiQTrA0-TE8;License: Standard YouTube License, CC-BY