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Exam 36: Populations

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Question 41

Multiple Choice

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A population with a large fraction of post-reproductive individuals:

A) Is common in less-developed countries and will most likely increase in size
B) Is common in more-developed countries and will most likely increase in size
C) Is common in more-developed countries and will most likely decrease in size
D) Is common in less-developed countries and will most likely decrease in size

E) A) and B)
F) A) and C)

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Question 42

Multiple Choice

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The physical location where an organism lives is termed its:

A) Home boundary
B) Range
C) Habitat
D) Community
E) Ecosystem

F) A) and B)
G) B) and D)

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Question 43

Multiple Choice

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The number of individuals that are killed in a population per unit time is its:

Immigration is the migration out of a particular area.

In the opening essay of chapter 36,the author discusses how the introduction of a new predator on the island of ___________________ decimated local populations of birds and small reptiles.

Conservation biologists are often trying to protect or create habitat for endangered species.How would this directly affect the equation G = rN(K-N) /K for this animal?

A group of organisms of one species occupying a geographical location at the same time is a:

The study of the relationships among organisms and the environment is:

In regards to a species life history,K-selected species:

The example of what happened to the reindeer population in 1964 that had been previously introduced to St.Matthew Island in the Bering Sea represents what is referred to as a population crash.

An ecologist catches 100 frogs from a pond,marks them and releases them back into the pond.After a few days,another 100 frogs are captured and 10 have the marks on them.How many frogs are in the pond?

A population age structure diagram showing roughly equal numbers in each age group depicts a:

If a deer herd has a population of 1000,a carrying capacity of 2000,and an intrinsic rate of growth of 10% (0.1) ,the growth curve for this deer population will be:

When fireflies mate,a male places a protein-rich packet of sperm called a spermatophore into the female's reproductive tract,both fertilizing the female and providing food for the eggs.Which of the following would be a selective advantage for females?

If a deer herd has a population of 1000,a carrying capacity of 2000,and an intrinsic rate of growth of 10% (0.1) ,what must be true of this deer population?

In the population growth equation G = rN,"r" is the per capita rate of growth.