Campbell Biology in Focus 3rd Edition Chapter 041 Quiz Test Bank with Verified Answers 2023 GRADED A+
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Campbell Biology In Focus, 3rd Edition
Campbell Biology in Focus 3rd Edition Chapter 041 Quiz Test Bank with Verified Answers 2023 GRADED A+
A _____ relationship is one in which two or more kinds of organisms live together in often elaborate and more or less permanent association. correct answers Symbiotic
A herbivore can avoid co...
Campbell Biology in Focus 3rd Edition Chapter 041 Quiz Test
Bank with Verified Answers 2023 GRADED A+
A _____ relationship is one in which two or more kinds of organisms live together in often elaborate and
more or less permanent association. correct answers Symbiotic
A herbivore can avoid competition from other species for food by acquiring the ability to____. correct
answers Be tolerant to some secondary compounds, allowing it to feed on an underutilized resource
A relationship in which both members benefit is called? correct answers Mutualism
A relationship, which occurs when one member of the relationship is neither helped nor harmed and the
other member derives some benefit is called? correct answers Commensalism
A species that interacts in critical ways with many other elements of an ecosystem is called a ___
species. correct answers Keystone
According to bottom-up and top-down control models of community organization, which of the
following expressions would imply that an increase in the size of a carnivore (C) population would
negatively impact on its prey (P) population, but not vice versa? correct answers P <-- C
According to the competitive exclusion principle, two species cannot continue to occupy the same___.
correct answers Niche
According to the non equilibrium model, ___. correct answers Communities are constantly changing
after being influenced by disturbances
All of the following are types of symbiosis except? correct answers Camoflauge
All of the following factors can be important in determining the difference between a species'
fundamental and realized niches. Select the exception. correct answers Presence of a commensalist that
benefits
All of the following items are features of a biological community, except one. Select the exception.
correct answers Character displacement
All organisms living together in a place are called a __. correct answers Community
Alligators excavate holes in the bottom of bodies of water. During times of severe drought these holes
act as.... Thus, alligators in the system can be classified as a(n)___. correct answers Keystone species
Animals defend themselves against predators by all of the following except? correct answers Inter-
specific competion
Aposematic, or warning coloration, serves to protect an animal or plant by signaling to potential ___ to
stay away. correct answers Predators
, As you study two closely related predatory insect species, the two-spot and the three-spot avenger
beetles, you notice that each species seeks prey at dawn in areas without the other species... You have
discovered an example of___? correct answers Resource partitioning
Bio-manipulation can best be described as___. correct answers Removing many of the next higher
trophic level organisms so that the struggling trophic level below can recover
Cardiac glycosides, molecules causing a drastic effect on vertebrate heart function, are produced as
defense chemicals by plants, which belong to___. correct answers The milkweed & dog bone families
Cattle egrets follow African ungulates such as African buffalo around and catch insects that the buffalo
flush. Oxpeckers perch on the backs of buffalo and feed on ectoparasites that infest the buffalo. Which
one of the following shows the ecological interaction that the buffalo has with each bird. correct
answers Cattle egret - commensalism ; oxpecker - mutualism
Gause said that if two species attempt to occupy the same niche, with limited resources one of them will
become ___. correct answers Extinct
Chemical defenses are found in all of the following except___. correct answers Batesian mimics
Chemicals that play the dominant role in protecting plants from being eaten by herbivores or predators
are called___. correct answers Secondary compounds
Coevolution is involved in all of the following except___. correct answers Intraspecific competition
Communities evole to have greater biomass and species richness in a process called___. correct answers
Succession
Competition between species is called ____ competition. correct answers Interspecific competition
Competition shapes communities because there are usually limited___. correct answers Resources
During the mid 1930s, G. F. Gause studied competition among three species of Paramecium. Through his
experiments he formulated a principle of correct answers Competitive exclusion
Dwarf mistletoe's are flowering plants that grow on certain forest trees. They obtain nutrients and water
from the vascular tissues of the trees. The trees derive no known benefits from the dwarf mistletoe's.
Which of the following best describes the interactions between dwarf mistletoe's and trees. correct
answers Parasitism
Elephants are not the most dominant species in African grasslands, yet they influence community
structure. The grasslands contain scattered woody plants, but they are kept in check by the uprooting
activities of the elephants... correct answers Essentially all of the other species depend on the presence
of the elephant to maintain the community
Evidence shows that some grasses benefit from being grazed. Which of the following terms would best
describe this plant-herbivore interaction? correct answers Mutualism
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