Biology: The Unity and Diversity of Life
15th Edition
ISBN: 9780357093795
Author: STARR
Publisher: CENGAGE LEARNING (CUSTOM)
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Chapter 48, Problem 12SQ
Summary Introduction
Introduction:
Biodiversity or biological diversity is the presence of variety of life on the Earth over different levels of
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What type of biodiversity is depicted by the picture?
a. Species diversity
b. Genetic diversity
c. Ecological diversity
d. Ecosystem diversity
Communities are defined by?
A). Species whose ranges overlap
B). Species that have the same ranges
C). physical features of a defined geographic region
D). The area occupied by the species with the largest range
Biodiversity hotspotsa. have few populations because the temperature is too hot.b. contain about 20% of Earth’s species even though their area is small.c. are always found in tropical rain forests and coral reefs.d. are sources of species for the ecosystems of the world.e. All except a are correct.
Chapter 48 Solutions
Biology: The Unity and Diversity of Life
Ch. 48 - Bioaccumlation in tuna Bluefin tuna are among the...Ch. 48 - Prob. 2DAACh. 48 - Prob. 3DAACh. 48 - Prob. 4DAACh. 48 - Prob. 1SQCh. 48 - Prob. 2SQCh. 48 - Prob. 3SQCh. 48 - Prob. 4SQCh. 48 - Prob. 5SQCh. 48 - With biological magnification, a ___ will have the...
Ch. 48 - Prob. 7SQCh. 48 - Prob. 8SQCh. 48 - Global climate change is causing ___ . a. a...Ch. 48 - Prob. 10SQCh. 48 - A highly threatened region that is home to many...Ch. 48 - Prob. 12SQCh. 48 - Prob. 13SQCh. 48 - Prob. 14SQCh. 48 - Prob. 15SQCh. 48 - Two arctic marine mammals that live in the same...Ch. 48 - Prob. 2CTCh. 48 - Prob. 3CTCh. 48 - Prob. 4CT
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- What type of biodiversity is depicted by the pictures below? a. Species diversity b. Genetic diversity c. Ecological diversity d. Ecosystem diversityarrow_forwardSpecies diversity (—-) the further from the mainland. (Fill in the dash) a.) decreases b.) increases c.) stabilizes d.) haltsarrow_forwardIn a given habitat we have 20 plant species and 20 animal species should we call this as 'diversity'or'biodiversity' ?arrow_forward
- Gradually, fewer low-growing plants will sprout and more shrubs and trees will begin to grow. The process above could be described as _____________ succession or ____________ competition a. seconday; intraspecific b. primary; interspecific c. primary; interspecific d. seconday; intraspecificarrow_forwardEnvironments with low frequency and intensity of disturbance tend to have ________ species diversity because ______. Group of answer choices A) low; the best competitors exclude any other species B) high; disturbances kill off a large number of individuals C) low; there are fewer late-successional species than early-successional species D) high; more species can colonize over a longer period of time Question: Answer choice selection is either: Burkina Faso or Italy for all three answer choicesarrow_forwardWhich of the following is based on the interactions of species with their abiotic environment?a. genetic diversityb. landscape diversityc. ecosystem diversityd. biocultural diversitye. None of these are correct.arrow_forward
- Thehighest level of ecological organization focuses on:a.the gene.b.the biosphere.c.warbler use of trees.d.forests.e.none of the choices applyarrow_forwardThere may be similarities between different species due to a common ancestor. Davao is known for its wide variety of fruits and other plant species that makes it more attractive to tourists, which of the following classification of the value of biodiversity is described? * A. Direct economic value B. Indirect economic value C. Aesthetic value D. both A and Carrow_forwardThe process of species replacement over time in a community is called (a) global climate change. (b) succession. (c) competition. (d) community change.arrow_forward
- The number of species on an island usually depends on the size of the island and its distance from a mainland. This statement would most likely be made by _______. a. an explorer c. a geologist b. a biogeographer d. a philosopherarrow_forwardThe _______________ signifies that species richness is greater where two communities meet than at the center of either community. (a) edge effect (b) fundamental niche (c) character displacement (d) realized niche (e) limiting resourcearrow_forwardWhat kind of ecosystem are exotic species especially threatening to? a. deserts b. marine ecosystems c. islands d. tropical forestsarrow_forward
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