Biology
5th Edition
ISBN: 9781260487947
Author: BROOKER
Publisher: MCG
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Chapter 55, Problem 6TY
Summary Introduction
Introduction: Many complex behaviors of animals are seen in group living. Although group living increases the competition of getting food, it also has many benefits. The benefits of group living compensate for the cost involved such as competition for food and disease spreading.
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Students have asked these similar questions
Which of the following is a cost of living in groups?
a.
Increased risk of disease transmission
b.
Reduced competition
c.
Decreased ability to detect predators
d.
Decreased visibility to predators
Important benefits of living in a society include
a.
increasing susceptibility to predation.
b.
increased awareness of danger.
c.
increasing individuals’ visibility.
d.
increasing competition for food and mates.
Which of the following statements concerning the evolution of behavior is correct?
A. Natural selection will favor behavior that enhances survival and reproductive success.
B. An animal may show a behavior that maximizes reproductive fitness.
C. If a behavior it is less than optimal, it is not yet completely evolved but will eventually become optimal
D. A and B only
E. A, B and C
Chapter 55 Solutions
Biology
Ch. 55.1 - Prob. 1CCCh. 55.1 - Core Skill: Connections Look ahead to Figure...Ch. 55.1 - Prob. 2CSCh. 55.1 - Cuckoos lay their eggs in other birds nests, so...Ch. 55.2 - Prob. 1CCCh. 55.2 - Prob. 1EQCh. 55.2 - Prob. 2EQCh. 55.2 - Prob. 3EQCh. 55.2 - Prob. 2CCCh. 55.5 - Prob. 1CC
Ch. 55.6 - Prob. 1CCCh. 55.7 - Core Skill: ModelingThe goal of this modeling...Ch. 55 - Prob. 1TYCh. 55 - Prob. 2TYCh. 55 - Prob. 3TYCh. 55 - Prob. 4TYCh. 55 - Prob. 5TYCh. 55 - Prob. 6TYCh. 55 - Prob. 7TYCh. 55 - Prob. 8TYCh. 55 - In ants, which employ a haplodiploid mating...Ch. 55 - Prob. 10TYCh. 55 - Prob. 1CQCh. 55 - Prob. 2CQCh. 55 - Prob. 3CQCh. 55 - Prob. 1COQCh. 55 - Prob. 2COQ
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- Behavioral ecology assumes a. that all behavioral traits are innate. b. learning is the dominant determinant of behavior. c. behavioral traits are subject to natural selection. d. behavioral traits do not affect fitness.arrow_forwardResearch about the saber-tooth tiger. a. species of animal b. location of animal (state or country) c. the animals status (extinct, endangered, threatened, etc.) d. reason for status (why is animal extinct, endangered, threatened, etc.) e. type of habit need for survival f. conservation efforts on the animals behalf g. prospects for the future of this animalarrow_forwardWhich of the following is not a type of social behavior? a. Cloning b. Spite c. Mutual benefit d. Altruismarrow_forward
- Which of the following is the best evidence that a mutualism is NOT a byproduct mutualism? Group of answer choices A. Each partner changes the help they give based on the amount of help from the other B. Each partner benefits from the relationship C. Each partner is a member of a different species D. The observed partners are nonkin E. The observed partners are kinarrow_forwardIn Animal Dispersion in Relation to Social Behaviour, V.C. Wynne-Edwards suggested that animals act cooperatively and restrain their reproduction to a level sustainable by the environment. George C Williams argued that this was unlikely because ... A. animals are not able to gauge what level is sustainable B. there is little variation among individuals in reproductive output C. natural selection will favour individuals that reproduce above the sustainable level D. resource depletion is unlikely in naturearrow_forwardPrimates are examples of: a. density-dependent species b. density-independent species c. r-selected species d. K-selected speciesarrow_forward
- You arrive on an island that has not been previously studied by biologists. You discover a number of species of snails that bright colored shells and bodies with black bands. What type of species interaction is most likely to be the cause of natural selection for these colors? Group of answer choices a. predation b. competition c. mutualism d. commensalismarrow_forward. Hamilton suggests altruistic behaviors are favorable when A. cost/benefit is greater than the coefficient of relationship B. cost/benefit is less than the coefficient of relationship C. benefit/cost is less than the coefficient of relationship D. None of the above .Hamilton's rule (where r is the degree of relatedness, B is the benefit to the recipient, and C is the cost to the altruist) predicts that natural selection should favor altruistic acts under certain circumstances. Which of the following circumstances are unlikely to lead to selection favoring altruism? A. B is small B. C is large C. r is small D. All of the above If the last slice of pizza is worth 4 to you and is worth 7 to your mother, then according to Hamilton's rule A. you should take the last slice of pizza. B. you should give the last slice of pizza to your mother.. C. you should cut the last slice of pizza in half and take half for you and give half to your mother.. D. None of the above, Hamilton's rule cannot be…arrow_forwardLook at figure 1 in the passage. Which of the following relationships is BEST shown by the data? The more massive the penguin, the more food is delivered to the offspring. B. The maximum efficiency in food foraging is reached at about 20 % sea ice concentration. The amount of food delivered is about the same at 12% and 15% sea ice concentration. The greater the sea ice concentration, the greater the efficiency in delivering food. V07:16arrow_forward
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