Question 1

Considered together, all of the factors that act to limit the growth of a population are called ____________________.

Accepted Answer

environmen

Question 2

K-selected species ____.

Accepted Answer

A)  tend to be shaped by coevolution more than r-selected species 
B)  Usually behave in ways that benefit each by providing each other with food, shelter, or some other resource 
C)  have a capacity for a high rate of population increase 
D)  tend to reproduce later in life and have a small number of offspring with fairly long life spans 
E)  generally gain protection by looking and acting like other, more dangerous species 
A)  tend to be shaped by coevolution more than r-selected species 
B)  Usually behave in ways that benefit each by providing each other with food, shelter, or some other resource 
C)  have a capacity for a high rate of population increase 
D)  tend to reproduce later in life and have a small number of offspring with fairly long life spans 
E)  generally gain protection by looking and acting like other, more dangerous species

Question 3

Species that are r-selected are often____.

Accepted Answer

A)  organisms with very low reproductive rates 
B)  present in very low densities, but never at high densities 
C)  slow to colonize new areas 
D)  opportunists 
E)  capable of acting as K-selected species in the right conditions 
A)  organisms with very low reproductive rates 
B)  present in very low densities, but never at high densities 
C)  slow to colonize new areas 
D)  opportunists 
E)  capable of acting as K-selected species in the right conditions

Question 4

Which of the following could be considered a density-dependent limiting factor?

Accepted Answer

A)  temperature 
B)  precipitation 
C)  dissolved oxygen content of water 
D)  disease 
E)  water depth 
A)  temperature 
B)  precipitation 
C)  dissolved oxygen content of water 
D)  disease 
E)  water depth

Question 5

The bright red color of a monarch butterfly sends a signal to potential predators that it is bad-tasting and is therefore an example of ____________________.

Accepted Answer

The answer of The bright red color of a monarch...

Question 6

Inertia can also be referred to as ____.

Accepted Answer

A)  resilience 
B)  persistence 
C)  a lack of ecological succession 
D)  both persistence and resilience 
E)  a faster rate of ecological succession 
A)  resilience 
B)  persistence 
C)  a lack of ecological succession 
D)  both persistence and resilience 
E)  a faster rate of ecological succession

Question 7

Most opportunist species ____.

Accepted Answer

A)  are nonnative 
B)  tend to mature slowly after birth 
C)  are especially vulnerable to extinction 
D)  tend to do well in competitive conditions when their population size is near the carrying capacity of their environment 
E)  go through irregular and unstable boom-and-bust cycles in their population sizes 
A)  are nonnative 
B)  tend to mature slowly after birth 
C)  are especially vulnerable to extinction 
D)  tend to do well in competitive conditions when their population size is near the carrying capacity of their environment 
E)  go through irregular and unstable boom-and-bust cycles in their population sizes

Question 8

The number of individuals in a population found within a defined area or volume is the ____.

Accepted Answer

A)  limiting factor 
B)  carrying capacity 
C)  population density 
D)  resource partition 
E)  growth maximum 
A)  limiting factor 
B)  carrying capacity 
C)  population density 
D)  resource partition 
E)  growth maximum

Question 9

A stick insect closely resembles the vegetation in which it lives. This is an example of ____________________.

Accepted Answer

The answer of A stick insect closely resembles the vegetation...

Question 10

Some spiders and venomous snakes use venom to paralyze their prey and to deter their predators. This is known as __________________.

Accepted Answer

The answer of Some spiders and venomous snakes use venom...

Question 11

Figure 5.2 
The diagram shows several species of birds and the trees on which they feed, with the parts of the trees in which each species lives highlighted in yellow. When organisms use different parts of the tree to feed like this, does it result in increased or decreased interspecific competition or decreased interspecific competition? What is the name for this pattern?

Accepted Answer

It results in decrea

Question 12

Why do viceroy butterflies mimic the appearance of monarch butterflies?

Accepted Answer

Monarch butterflies deter predators by b

Question 13

One important limiting factor in aquatic ecosystems is salinity.

Accepted Answer

A) True 
 B)False

Considered together, all of the factors that act to limit the growth of a population are called ____________________.

K-selected species ____.

Species that are r-selected are often____.

Which of the following could be considered a density-dependent limiting factor?

The bright red color of a monarch butterfly sends a signal to potential predators that it is bad-tasting and is therefore an example of ____________________.

Inertia can also be referred to as ____.

Most opportunist species ____.

The number of individuals in a population found within a defined area or volume is the ____.

A stick insect closely resembles the vegetation in which it lives. This is an example of ____________________.

Some spiders and venomous snakes use venom to paralyze their prey and to deter their predators. This is known as __________________.

Why do viceroy butterflies mimic the appearance of monarch butterflies?

One important limiting factor in aquatic ecosystems is salinity.

The Environment and Sustainability

Science, Matter, Energy and Systems

Ecosystems: What Are They and How Do They Work

Biodiversity and Evolution

The Human Population and Urbanization

Climate and Biodiversity

Sustaining Biodiversity: Saving Species

Sustaining Biodiversity: Saving Ecosystems

Food Production and the Environment

Water Resources and Water Pollution

Geology and Nonrenewable Mineral Resources

Energy Resources

Environmental Hazards and Human Health

Air Pollution, Climate Change and Ozone Depletion

Solid and Hazardous Waste

Environmental Economics, Politics and Worldviews

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Exam 5: Species Interactions, Ecological Succession and Population Control

Considered together, all of the factors that act to limit the growth of a population are called ____________________.

K-selected species ____.

Species that are r-selected are often____.

Which of the following could be considered a density-dependent limiting factor?

The bright red color of a monarch butterfly sends a signal to potential predators that it is bad-tasting and is therefore an example of ____________________.

Inertia can also be referred to as ____.

Most opportunist species ____.

The number of individuals in a population found within a defined area or volume is the ____.

A stick insect closely resembles the vegetation in which it lives. This is an example of ____________________.

Some spiders and venomous snakes use venom to paralyze their prey and to deter their predators. This is known as __________________.

Why do viceroy butterflies mimic the appearance of monarch butterflies?

One important limiting factor in aquatic ecosystems is salinity.

The Environment and Sustainability

Science, Matter, Energy and Systems

Ecosystems: What Are They and How Do They Work

Biodiversity and Evolution

The Human Population and Urbanization

Climate and Biodiversity

Sustaining Biodiversity: Saving Species

Sustaining Biodiversity: Saving Ecosystems

Food Production and the Environment

Water Resources and Water Pollution

Geology and Nonrenewable Mineral Resources

Energy Resources

Environmental Hazards and Human Health

Air Pollution, Climate Change and Ozone Depletion

Solid and Hazardous Waste

Environmental Economics, Politics and Worldviews

Filters