BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN: 9781305967359
Author: STARR
Publisher: CENGAGE L
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Chapter 44, Problem 11SA
Summary Introduction
Introduction:
"Biodiversity" refers to the variety of species on Earth. Species richness is the common measure of a region's biodiversity.
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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
What type of biodiversity is depicted by the pictures below?
a. Species diversity
b. Genetic diversity
c. Ecological diversity
d. Ecosystem diversity
Based on island biogeography theory, how is diversity expected to vary among different islands?
a)Larger islands that are further from mainland will have relatively high diversity
b)Smaller islands that are closer to mainland will have relatively high diversity
c)Larger islands that are closer to mainland will have relatively high diversity
d)Smaller islands that are further from mainland will have relatively high diversity
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- 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 rangearrow_forwardDefine the three aspects of biodiversity: A. Genetic Biodicersity B. Species biodiversity C. Ecological biodiversityarrow_forwardWhich two extinction risks may be a direct result of the pet trade? a. climate change and exotic species introduction b. habitat loss and overharvesting c. overharvesting and exotic species introduction d. habitat loss and climate changearrow_forward
- Which term describes the process whereby toxic substances increase along trophic levels of an ecosystem? a. biomassification b. biomagnification c. bioentropy d. heterotrophyarrow_forward4. Species is a group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding. The presence of different organisms in an area shows diversity of life. What type of diversity when then is a variety of organism inhabiting the area? * A. Ecosystem B. Genetic C. Species D. Populationarrow_forwardA principle of biology is that biology affects our society. What is the value of increased biodiversity for human society?arrow_forward
- There 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_forwardIf you wanted to protect 10 species how large a habitat would you need? In other words, how large a park (or protected area) do I need? Based on the picturearrow_forwardWhich type of species produces many offspring , each of which has a small chance of surviving to maturity? a) Specialist species b) Generalist species c) r - selected species d) K- selected speciesarrow_forward
- In a given habitat we have 20 plant species and 20 animal species should we call this as 'diversity'or'biodiversity' ?arrow_forwardThe study of how habitat-type distribution across a landscape is known as: A. Landscape Ecology B. Evolutionary Ethology C. Population Biology D. Conservation Biologyarrow_forwarddescribes the positive benefits that wildlife or ecosystems provide to people. A. Biodiversity B. Ecosystem services C. Culture D. Habitat preservationarrow_forward
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