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ES Exam Review (1st semester) Flashcards | StudBud
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ES Exam Review (1st semester)
ES Exam Review (1st semester)
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1
____ is the number and variety of species present in any biological community.
Genetic diversity
Functional diversity
Biome diversity
Species diversity
2
The tragedy of the commons refers to the ____.
increasing scarcity of nonrenewable resources
government overregulation of freshwater use
degradation of shared common resources
overuse of privately held resources
3
Permafrost is characteristic of the _____ biome in latitudes close to polar latitudes.
temperate grassland
temperate forest
Arctic tundra
cold desert
4
Which statement is true with regard to keystone species?
Animals can be keystone species but plants cannot.
Species must be present in large numbers in order to be a keystone species.
Top predators can be keystone species but other animals cannot.
Keystone species can control the distribution of other species in ecosystem
5
The departure of individuals from a population is called ____.
emigration
resistance
immigration
succesion
6
Which resource would best be categorized as inexhaustible?
fisheries
oil reserves
solar energy
forests
coal reserves
7
The majority of the world’s forests are located _____.
in mountains
near deserts
at the Equator
in the temperate zones
8
Some prey use ____ to scare off predators by puffing up, spreading their wings, or mimicking a predator.
parisitism
behavioral strategies
camouflage
chemical warfare
9
A population crash is likely to occur when ____.
a population greatly overshoots carrying capacity
environmental resistance comes into play gradually
the population growth rate slows
a population approaches its carrying capacity
10
Which of the following is NOT an example of natural capital degradation?
soil erosion
climate change
water pollution
exponential population growth
11
The greatest benefit of species diversity is that ____.
it can help species adapt more successfully
it reduces competition among species for resources
it creates more ecological niches for species to occupy
it tends to lead to more stable ecosystems
12
A group of individuals of the same species living in a particular place is a(n) ____.
organism
community
population
ecosystem
13
A relationship in which both species benefit is termed ____.
competition
parisitism
commensalism
mutualism
14
The term for a relationship in which one organism benefits by living on or in another species, which is harmed is _____.
competition
mutualism
parisitism
commensalism
15
Which of the following is a measure of climate?
the average amount of rainfall in Phoenix, Arizona, over the past 3 decades
the average amount of rainfall in Phoenix, Arizona, over the past month
the total amount of rainfall in Phoenix, Arizona, over the past 3 decades
the total amount of rainfall in Phoenix, Arizona, over the past month
16
Species that provide early warnings of environmental change in a community or an ecosystem are called ____.
native species
invasive species
keystone species
indicator species
17
Which of the following would undergo secondary ecological succession?
an abandoned grassy lot
an abandoned parking lot
cooled volcanic lava
a newly created shallow pond
18
Carrying capacity is a measure of ____.
the percentage of a population surviving at different ages
the proportion of males to females
the relationship between birth rate and mortality
the reproductive rate of a population
the maximum population size that a particular habitat can sustain
19
Tapeworms live inside their hosts and may harm them by drawing nourishment from them. This an example of ____.
parisitism
mutualism
commensalism
carrying capacity
20
A rain shadow is most likely produced by a _____.
mountain
ocean
sand dune
forest
21
Which of the following is a greenhouse gas?
carbon dioxide
oxygen
sulfur dioxide
nitrogen
22
The rain shadow effect refers to _____.
more sunlight on the windward side of mountain ranges
drier conditions on the windward side of mountain ranges
more sunlight on leeward (facing away from wind) side of mountain ranges
drier conditions on leeward (facing away from wind) side of mountain ranges
23
Which type of interspecific interaction could best be described as a “win-win”?
parasitism
mutualism
commensalism
predation
24
The role a species plays in its ecosystem is its ____.
niche
habitat
biodiversity
biome
25
Earth’s life-support system consists of four main spherical systems—the air, water, living things, and the ____.
biosphere
geosphere
hydrosphere
biosphere
26
Oil is a(n) ____.
ecosystem service because oil is a valuable commodity sold in marketplaces
renewable resource because it can be renewed through geologic processes
nonrenewable resource because it cannot be formed on human time scales
inexhaustible resource because it is a form of stored solar energy
27
Some species have evolved warning coloration, which provides an evolutionary advantage because it ____.
makes them look large and intimidating
signals that they are about to attack
advertises that they are bad-tasting, bad-smelling, or stinging
helps them blend in with their surroundings