Ecology Animations and Questions Chapter 14
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by Kathy Egbert
| 21 Questions
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Last name, First Name
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Class Period
Go to classzone.com and watch the following animation under Unit 5, Ecology:
1. Chapter 14, Survive in a Niche. Remember that behavior is part of a niche along with habitat. Some of these examples will be on your final.
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Select the roadrunner. When you have been successful surviving, take a screenshot and place it here.
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Select the snake. When you have been successful surviving, take a screenshot and place it here.
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Select the kangaroo rat. When you have been successful surviving, take a screenshot and place it here.
At classzone.com and watch the following animation under Unit 5, Ecology:
2. Chapter 14, What Limits Population Growth? Remember that limiting factors are density dependent and density independent. Remember that producers (plants) have to be available for herbivores and herbivores have to be avavailable for carnivores after events occur in a habitat. Some of these examples will be on your final.

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Select "Fire" and let the program run. Look at the end results. What is the order in which the species rebound? Type the names of the organisms in lower case separated by one space each and no commas. [Example: chipmunks foxes nuts]
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Select "Disease" and let the program run. Look at the end results. What happens?
a. fox population will decrease and the chipmunk population will continue to increase until all the nuts are eaten
b. fox population will decrease and the chipmunk population will increase until the fox population begins to recover and then the chipmunk population will decrease
c. fox population will decrease causing the nut population to decrease because too chipmunks will be eating the nuts
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If the chipmunks had been infected with a disease instead of the foxes, what would most likely occur?
a. the nut population would increase
b. the fox population would decrease
c. both A and B
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If the trees became infected with a disease instead of the foxes or chipmunks, what would most likely happen?
a. the amount of nuts would decrease followed by an increase in chipmunks and foxes
b. the amount of chipmunks and foxes would increase
c. without nuts the amount of chipmunks would decrease followed by a decrease in foxes
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Select "Drought" and let the program run. Look at the end results. What is the order in which the species rebound? Type the names of the organisms in lower case separated by one space each and no commas. [Example: chipmunks foxes nuts]
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Select "Introduced Species" and let the program run. Look at the end results. What is the order that species decrease? Type the names of the organisms in lower case separated by one space each and no commas. [Example: chipmunks foxes nuts]
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If coyotes moved into this habitat and competed with the foxes for chipmunks, would this be
a. Intraspecific competition
b. Interspecific competition
c. mutualism
d. commensalism
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If squirrels moved into this habitat and competed with the chipmunks for nuts, would this be
a. Intraspecific competition
b. Interspecific competition
c. mutualism
d. commensalism
Go to classzone.com and watch the following animation under Unit 5, Ecology:
1. Chapter 16, Human Effect on a Food Web. Some of these examples will be on your final.
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Select sea otters and then pollution and let the program run. What happens?
a. sea otter population declines followed by a decline in sea urchins and sea kelp
b. sea otter population declines followed by an increase in sea urchines and sea kelp
c. sea otter population declines followed by an increase in sea urchines and a decrease in sea kelp
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Select sea otters and then hunting and let the program run. What happens?
a. sea otter population declines followed by a decline in sea urchins and sea kelp
b. sea otter population declines followed by an increase in sea urchines and sea kelp
c. sea otter population declines followed by an increase in sea urchines and a decrease in sea kelp
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Select sea kelp and then pollution and let the program run. What happens?
a. sea kelp decreases followed by a decline in sea urchines and sea otters
b. sea kelp decreases followed by an increase in sea urchines and sea otters
c. sea kelp declines followed by an decrease in sea urchines and a increase in sea otters
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Select sea kelp and then human development and let the program run. What happens?
a. sea kelp decreases followed by a decline in sea urchines and sea otters
b. sea kelp decreases followed by an increase in sea urchines and sea otters
c. sea kelp declines followed by an decrease in sea urchines and a increase in sea otters
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At classzone.com, take the practice quiz for Chapter 14.1. Get 100% and screenshot your score and place it here.
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At classzone.com, take the practice quiz for Chapter 14.2. Get 100% and screenshot your score and place it here.
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At classzone.com, take the practice quiz for Chapter 14.3. Get 100% and screenshot your score and place it here.
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At classzone.com, take the practice quiz for Chapter 14.4. Get 100% and screenshot your score and place it here.
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