Biology: The Unity and Diversity of Life (MindTap Course List)
14th Edition
ISBN: 9781305073951
Author: Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr
Publisher: Cengage Learning
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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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A community that has low % overlap most likely has a ___species turnover.a. lowb. highc. no
#1. Choose between:
GENETIC DIVERSITY, SPECIES DIVERSITY, ECOSYSTEM DIVERSITY
____________a. Introduction of large exotic species like salmon reduced the abundance of native fish species.
____________b. Overharvesting of tawilis led to population decline.
____________c. Conversion of land has reduced forest cover to 5% of original.
5 of 6
+
100%
21. Which characteristic is typical of a k-strategist?
A. short life span
B. produces many offspring
C. generally a small organism
D. a lot of parental care
Figure 5-2
22. What does the graph in Figure 5-2 tell you? (Islet = small island)
A. farther from land, more biodiversity
B. larger the islet, more biodiversity
C. islet size and biodiversity are not related
D. biodiversity decreases with islet size
23. Why is biodiversity important?
Biodiversity
A. Disease resistant plants in wild
B. Plants provide oxygen, natural processes clean water
C. Beauty and scientific value
D. All of the above
24. What happens to biodiversity as you go further away from the equator?
A. Increases
B. Decreases
C. Stays the same
25 whan tallin nhout hind:.. it +ha tarm shatenata aforn to n mans that havaa lotof
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Islet size
Chapter 48 Solutions
Biology: The Unity and Diversity of Life (MindTap Course List)
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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
- Individuals help sustain biodiversity by _________ .a. reducing consumption c. recycling materialsb. reusing materials d. all of the abovearrow_forwardIV. A. What do you understand by “BIOLOGICAL DIVERSITY"? B. What “threats to biodiversity" have you learned thus far? Discuss each very briefly. C. As a biology student, what strategies do you propose to offset such threats? ILA T DNG DDEAarrow_forwardA forest fire is an example of ________ regulation. a. density-dependent b. density-independent c. r-selected d. K-selectedarrow_forward
- 25. Why is blodiversity importantr Blodiwardty A. Disease resistant plants in wild B. Plants provide oxygen, natural processes clean water C. Beauty and scientific value D. All of the above 24. What happens to biodiversity as you go further away from the equator? A. Increases B. Decreases C. Stays the same 25. When talking about biodiversity, the term "hotspots" refers to areas that have a lot of A. pollution B. global warming C. endemic species D. endangered species 26. A biologist is searching for a new plant-based antibiotic. In which of the following types of ecosystems would the biologist have the best chance of finding new kinds of plants to use in her research (which is the most biodiverse area of the options below)? A. highland desert B. temperate deciduous forest C. polar tundra D. tropical rainforest 27. The wetland plant purple loosestrife was imported to North America from Europe. Since its introduction, the loosestrife has spread, which has resulted in a dramatic decline…arrow_forwardWhich of the following would BEST help conserve biodiversity. CHOOSE ONLY ONE a. Plant native trees b. Engage in aquaculture c. Backyard farmingarrow_forwardA conservation biologist has been asked to explain why it is important to protect biodiversity. She would list all of the following reasons except for which one? A. Humans are dependent on many species for food, medicines, fiber, and other necessities. B. Biodiversity can be exploited indefinitely for the profit of humans. C. Other species have inherent value and humans have a moral obligation to protect them. D. Biodiverse ecosystems provide ecosystem services that sustain all life on Earth. E. Biodiversity provides emotional and physical health benefits by providing places for humans to visit for wonder, insight, and exercise.arrow_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 first species to live on new land, such as that formed from volcanic lava, are called________.a. climax communityb. keystone species c. foundation speciesd. pioneer speciesarrow_forwardA good way to define wilderness is to refer to it as___ A.a landscape not impacted by humans B.a landscape so diverse as to be nearly impenetrable C.an ecosystem in need of development D.an ecosystem in a state of dysfunctionarrow_forward
- The first species to live on new land, such as that formed from volcanic lava, are called ________. a. climax community b. keystone species c. foundation species d. pioneer speciesarrow_forwardGradually, 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_forwardThe theory of Island Biogeography predicts species richness based on __ and __ rates.a. growth and ageb. immigration and extinctionc. beta and alpha diversityd. none of thesearrow_forward
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