simple
complex
|
difficult
|
unclear
|
Which of the following major factors affect a wildlife population?
|
all of the answers listed
|
the ability to reproduce itself
|
the quantity and quality of habitat
|
weather factors such as drought and severity of winter
|
Species with low reproductive rates are more likely to ________.
|
become extinct
|
survive longer
|
die earlier than normal
|
none of the answers listed
|
Certain traits help determine the ________ of each species.
|
reproductive rates
|
barren rates
|
unproductive rates
|
none of the answers listed
|
Reproductive rates vary greatly among ________.
|
species
|
game animals
|
animals
|
none of the answers listed
|
Smaller birds and mammals tends to have ________ reproductive rates.
|
higher
|
lower
|
identical
|
none of the answers listed
|
The ________ of a species is a factor over which wildlife managers have little or no control.
|
reproductive capability
|
quality of habitat
|
quantity of habitat
|
habitat
|
The ________ and ________ of an animal's habitat has a direct impact on its production.
|
quantity; quality
|
scattering; inconvenience
|
allotment; attribute
|
capacity; aspect
|
Which of the following are ways in which the food supply available to a species may be improved?
|
all of the answers listed
|
food plots
|
supplemental feeders
|
guzzlers
|
In areas with limited water supplies, ________ may be built to provide water for wildlife.
|
guzzlers
|
troughs
|
ponds
|
man-made lakes
|
________ and ________ of habitat are factors over which humans can exert a great deal of control.
|
quantity; quality
|
scattering; inconvenience
|
allotment; attribute
|
capacity; aspect
|
________ conditions are factors over which we have no control.
|
Weather
|
Disease
|
Predator
|
none of the answers listed
|
________ are not normally a serious problem for wildlife.
|
Predators
|
Weather
|
Disease
|
Pollution
|
________ has never endangered a single species of wildlife.
|
Regulated sport hunting
|
Market hunting
|
Poaching
|
none of the answers listed
|
By setting proper bag limits and seasons, wildlife managers help prevent species ________.
|
overpopulation
|
underpopulation
|
extinction
|
none of the answers listed
|
Factors such as disease, old age, pollution, and ________ also limit a species' population.
|
accidents
|
other circumstances
|
catastrophes
|
trials
|
In many smaller animals, as much as ________ the population may die in a given year.
|
80 percent
|
70 percent
|
60 percent
|
90 percent
|
Each year animals produce more offspring than is necessary to continue the species. This is known as the ________.
|
biological surplus
|
biological excess
|
biological balance
|
biological plethora
|
It is the wildlife manager's job to ensure that ________.
|
there are adequate numbers of a species to maintain it over a long period
|
there are adequate numbers of a species to maintain it over a short period
|
there are adequate numbers of a species to ignore it over a short period
|
there are adequate numbers of a species to leave alone over a long period
|
A given area of wildlife habitat can support only a certain number of animals. This is known as the habitat's ________.
|
carrying capacity
|
carrying contents
|
carrying quantity
|
carrying range
|
Many species of ________ are much more numerous today than they were 100 years ago.
|
wildlife
|
domestic animals
|
animals
|
plants
|
Which of the following species are more numerous today than they were 100 years ago?
|
all of the answers listed
|
elk
|
white-tailed deer
|
pronghorn antelope
|
Wildlife management practices that ________, ________, or ________ a wildlife habitat are considered important.
|
protect; maintain; develop
|
foster; maintain; develop
|
protect; guard; develop
|
protect; maintain; repress
|
________ is the single most important practice for the future of America's wildlife.
|
Habitat management
|
Habitat administration
|
Habitat consideration
|
Habitat control
|
The management of North America's waterfowl is the most ________ wildlife management program in the world.
|
complex
|
obvious
|
evident
|
apparent
|
Wildlife, especially ________, do not recognize international borders.
|
waterfowl
|
game
|
nongame
|
domesticated animals
|
In 1916 the United States and Canada signed the ________, which called for joint management of waterfowl and their habitats.
|
Migratory Bird Treaty Act
|
Dingell-Johnson Act
|
Roosevelt-Wilson Act
|
Alexander Wilson Act
|
________ provide a generous, high-protein diet for young waterfowl.
|
Insects
|
Waterfowl that has died
|
Grains
|
Unharvested crops
|
Climatic changes make it necessary for waterfowl to migrate to areas where they can secure ________ and ________.
|
food; water
|
a habitat; water
|
food; a habitat
|
none of the answers listed
|
By being ________, waterfowl best utilize all the habitat available to them.
|
mobile
|
stable
|
adaptable
|
versatile
|
Waterfowl migrations and migration routes and times vary tremendously among the many ________ of waterfowl.
|
different species
|
same species
|
types
|
none of the answers listed
|
The earliest migrates are usually ________, ready to begin housekeeping chores.
|
mated pairs
|
individuals
|
unmated pairs
|
none of the answers listed
|
Fall migrations, at least among some species, are triggered by ________.
|
colder weather
|
warmer weather
|
rainy weather
|
windy weather
|
The fall migration also sees ________ concentrations of waterfowl than those normally seen in the spring.
|
greater
|
lesser
|
the same
|
none of the answers listed
|
Which of the following are major waterfowl migration corridors?
|
all of the answers listed
|
Atlantic
|
Mississippi
|
Central
|
Waterfowl use many ________ migration paths.
|
smaller
|
larger
|
identical
|
none of the answers listed
|
The urge to migrate is ________ in waterfowl.
|
instinctive
|
deliberate
|
sensible
|
mechanical
|
Ducks do not normally migrate as a/an ________.
|
family unit
|
individual
|
mated pair
|
unmated pair
|
Young geese learn their migration routes, stopping points, and wintering sites from their ________ and other ________ as they migrate.
|
parents; close family members
|
parents; geese
|
siblings; close family members
|
siblings; geese
|
Waterfowl may use the ________ and ________ as navigational aids.
|
sun; stars
|
wind; rain
|
sun; rain
|
stars; wind
|
Waterfowl must have adequate ________ in order to survive.
|
habitat
|
water
|
food
|
cover
|
The loss of ________ has been staggering.
|
productive wetlands
|
unproductive wetlands
|
destructive wetlands
|
inactive wetlands
|
________ states have lost 50 percent or more of their original wetlands.
|
48
|
38
|
28
|
18
|
The primary waterfowl management practice must be ________.
|
habitat protection
|
habitat preservation
|
habitat conservation
|
habitat refuge
|
It is vital that hens have adequate ________ in which to nest.
|
vegetative cover
|
abundant cover
|
arable cover
|
plentiful cover
|
Nest losses due to predation have been estimated at up to ________ percent in some areas.
|
90
|
80
|
70
|
60
|
Artificial nest sites such as ________, ________, and ________ can be used if adequate natural nesting sites are unavailable.
|
nest boxes; human-made islands; nesting baskets
|
dens; human-made islands; nesting baskets
|
nest boxes; human-made nests; nesting baskets
|
none of the answers listed
|
The primary management practice used for wintering waterfowl is ________.
|
habitat protection
|
habitat preservation
|
habitat conservation
|
habitat refuge
|
Unharvested crops and ________ provide excellent feed for many species of waterfowl.
|
waste grain
|
insects
|
fish
|
none of the answers listed
|
Lack of habitat is a ________ for waterfowl populations.
|
limiting factor
|
inhibiting factor
|
extended factor
|
delimiting factor
|
The ________ of the 1980s in the prairie pothole region had a tremendous negative impact on duck populations.
|
drought
|
flood
|
monsoon
|
aridity
|
Because waterfowl are often found in large concentrations, ________ can cause serious losses.
|
diseases
|
lack of food
|
lack of water
|
none of the answers listed
|
In poor nesting habitat, ________ can seriously affect brood-rearing success.
|
predators
|
lack of food
|
lack of water
|
flood
|
Because of waterfowl's ________, food supplies are seldom a factor for wintering waterfowl.
|
mobility
|
immobility
|
stagnation
|
Tendency
|
Due to the ________ nature of waterfowl, it is essential that all the countries where waterfowl spend any part of their lives cooperate in wildlife management.
|
migratory
|
nomadic
|
seasonal
|
wandering
|
A/an ________ is any species that is in danger of extinction throughout all or a large portion of its range.
|
endangered species
|
species
|
threatened species
|
none of the answers listed
|
________ of the Earth has greatly accelerated the rate at which species are going extinct.
|
Human alteration
|
Wildlife adjustment
|
Human modification
|
Human conversion
|
Which of the following are common factors that cause a species to decline.
|
all of the answers listed
|
habitat destruction
|
competition from introduced species
|
controlled as pests
|
Most species that survive for long periods have a common trait, ________.
|
adaptability
|
inefficiency
|
helplessness
|
competency
|
Species that are highly ________ have a much poorer chance of survival.
|
specialized
|
detailed
|
misrepresented
|
withheld
|
An example of a large mammal that is very adaptable is the ________.
|
all of the answers listed
|
mule deer
|
pronghorn antelope
|
grizzly bear
|
A good example of a highly specialized species is the ________, which feeds exclusively on the apple snail.
|
everglade kite
|
koala
|
raccoon
|
black and white colobus
|
Animals that are highly specialized are comparable to people who have only one ________.
|
job skill
|
child
|
home
|
parent
|
Most species are capable of adapting to changes in their ________ if those changes take place over an extended period.
|
habitats
|
water
|
food
|
cover
|
More than ________ native plants and animals are currently listed as endangered.
|
1,000
|
500
|
1,500
|
2,000
|
More than 80 species of mammals, 90 North American birds, ________ reptiles, ________amphibians, and ________ species of native fish are listed as endangered.
|
40; 23; 130
|
30; 13; 100
|
20; 3; 75
|
10; 15; 50
|
Which of the following are better-known species that humans have endangered?
|
all of the answers listed
|
California condor
|
red wolf
|
ocelot
|
________ activities in North America have resulted in several species becoming extinct.
|