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Duplicate of Enviro Science Final
Duplicate of Enviro Science Final
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99 question review for a final exam #9thgradeenvironmentalscience
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1
Which of the following contributes most to acid precipitation?
ethanol
all the above
radon and ozone
burning of fossil fuels
2
all of these fields of study continue to environmental science except ?
physical and chemistry
biology and earth science
social sciences
linguistics
3
An endangered species is?
a species in danger of extinction
an organisms brought to a place where it hasnt lived bfore
a species growing on public land
a species that has disappeared entirely
4
Which of the following organisms has the highest reproductive potential?
humans
dog
bacteria
elephants
5
What part of Earth encompassed on areas where organisms can obtain the energy they need?
biosphere
hydrosphere
atmosphere
lithosphere
6
Where do most Americans live
in rural areas
on producing farms
there is an equal dis. of people across the land
in urban areas
7
______ causes air to be denser near Earth’s surface
evaporation
condensation
gravity
temperature
8
climate in a region is?
the long-term prevailing atmo. con.
never effecter by ocean currents
the atmospheric conditions on a given day
determined only by seasonal daylight hours
9
Where is most of the freshwater on earth located?
in reservoirs and lakes
in ice caps and glaciers
in streams and tributaries
in oceans
10
Hybrid cars use?
A fuel cell and a solar cell
a photovoltaic cell and an electric motor
an efficient gasoline engine and an electric motor
an efficient gasoline engine and a fuel cell.
11
which of the following is not a biotic factor in an ecosystem?
insects
air
roots
leaves
12
Between 1880 and 1930 human population doubled due to?
all the above
the industrial revolution
improvements in societal infrastructure and services
a combination of high birth rates and low death rates
13
Why is it important to preserve farmland?
Farmland provides an important oxygen source of urban areas
all the above
Farmland pro crops and fruit to support urban and rural pop
Farmland moderates the tempOf urban areas
14
A Resident of _____ is likely to leave the largest ecological footprint?
India
the United States
Indonesia
Britain
15
which of the following includes all of the water on or near Earth’s surface?
atmosphere
genosphere
hydrosphere
lithosphere
16
Most of the pollutants in the ocean come from?
activities on land
spills from oil tankers
commercial boats and personal watercraft
leaking underground storage facilities
17
Which of the following would not cause population to decrease in region?
increased immigration
decreased survivor-ship
increased emigration
decreased fertility rates
18
Which of the following is not an ecosystem?
coral reef
oak forest
vacant lot
unity pole
19
in the troposphere which of the following decreases as altitude increases?
pressure
radiation
temperature
both (A) and (B)
20
Polluted groundwater is difficult to clean because?
Poll cling to mater that make up aquifer&cont the cleanwater
all the above
Groundwater is deep in the gro& disp thr large areas of rock
The recyc proc of groundwater can take hund of thous of yrs
21
What is the purpose of adding chlorine to water during the water treatment process?
to form floes that bacteria & other impurities will cling to
to filter and remove large debris
kill bacteria that have accum&prev future bacterial growth
to remove unwanted gases
22
The major human causes of extinction today are?
neither (A) or (B)
polluting and introducing non-native species
both (A)& (B)
hunting and destroying habitats
23
A good hypothesis is more than a guess because it?
makes logical sense
it is based on intuition rather than observation.
both (b) and (c)
states what is likely to happen.
24
A sustainable world would be characterized by the?
invention safer storage facilities for incs amounts to lab
presc of rare animals by relocation from natrual habi
indefinite existence of human pop in healthy&prosperous con.
max exploitation of natu reso using more adva tech
25
Which of the following is a major source of biomass fuel in developing countries?
Dung
Both (a) and (b)
Wood
Corn
26
How many species are estimated to be living on Earth?
between 1 and 2 million
between 10 and 50 million
between 10,000 and 100,000
between 500,000 and 1 million
27
The term "biodiversity" refers to?
Number and variety of species that live in an area
The number of species living on Earth
Number and variety of species living on Earth
Number and variety of species that are considered renewable
28
most scientist classify organisms into?
six kingdoms
five kingdoms
two groups
three kingdoms
29
Which kind of organism obtains energy only from producers?
all the above
decomposers
omnivores
herbivores
30
animals is successful bc it moves quickly repr rapidly&had a waterproof external skeleton?
bird
ant
squirrel
mouse
31
The group that does not receive the experimental treatment in an experiment is the?
variable
control group
experimental group
data
32
The energy needed for the United States in the 1990's have?
fallen slightly
fallen dramatically
risen Slightly
risen dramatically
33
The relationship between acacia trees and the ants that live on them is an example of?
parasitism
predation
commercialism
mutrualism
34
In what part of the world are the greatest number of extinctions occurring?
in the arctic
in Europe and the United States
in deserts
in tropical rain forests
35
Educating women worldwide has lowered birth rates partly because?
educated women contribute less to their family income
edu women need bear many child to ensure some will survive
all of the above
edu women may learn family-planing techniques
36
scientific info from chemistry&biology to devise a plan to clean a lake&make it healthy again?
earth science
social science
ecology
environmental science
37
The most energy-efficient vehicles available today are?
cars that use biomass fuel
hybrid cars
Cars with gasoline engines
fuel cell cars
38
nat dis help some forest com allo trees to release seeds,clean away deadwood & enc new growths?
windstorm
fire
flood
drought
39
The experimental method includes which of the following steps?
be curious, imagine, able to see patterns, obs,& predict
obs., hypothesis, predict, exp., and comm. results
remaining skeptical, organizing data, and analyzing data
draw con., be open to new ideas, comm. results
40
Which country is most likely to have either a stabilized or a slowly growing population?
Canada
Mexico
India
Pakistan
41
The three final steps of the experimental method in their correct order are?
observing, hypothesizing, & drawing conclusions
drawing con., analyzing data, and repeating exper.
rep. expe. communicating results & drawing con.
drawing con. repeating exper. & communication results
42
Earth’s surface water is found in ?
streams
lakes
rivers
all of the above
43
In order for evo to occur in population individuals with trait that is naturally selc for must?
coevolve
reproduce
live a long time
leave the area
44
which of the following is Earth’s densest atmospheric layer?
troposphere
thermosphere
stratosphere
mesosphere
45
Which factor contributed most of the exponential growth of the human population?
higher fertility rates
higher birth rates
more food, better hygiene
increased immigration
46
A focus of environmental science not studied in ecology is the?
both (A) and (B)
use of natural resources
influence of humans on the environment
interaction among living things
47
The 1991 cholera outbreak in Lima, Peru was caused by?
rats and other rodents
inadequate medical care
widespread malnutrition
lack of clean water
48
The energy in most ecosystem comes from?
the sun
all of the above
green plants
wind
49
Which of the following has not resulted from urban sprawl?
suburbs
traffic congestion
loss of farm land
overgrazing
50
which of the following are producers of oxygen?
animals
industries
plants
automobiles
51
Because of the Endangered Species Act, the sale of protected animals and plants?
subject to approval by a species review board
limited to quotas set for each species
punished by a sustainable law
allowed for threatened but non-native species
52
compared to developing nations, developed nations have?
higher health standards
lower health standards
faster-growing populations
greater personal wealth
53
In which country is the population likely to be increasing most rapidly?
germany
norway
kenya
australia
54
will it take for chlorofluorocarbons released from Earth’s surface today to reach the strat?
10 to 20 years
three to five years
one to two years
about six months
55
Which of the following situation best describes the use of a renewable resource?
mining copper
filing a car with gasoline
building wooden furniture
burning coal in a power plant
56
An ecological footprint is the?
a number of animals a person has to kill
number of trees people cut down
mark a persons shoe makes in a soft earth
amount of land and ocean area needed to support one person
57
Renewable energy is energy from sources that?
were once living organisms
will take years to deplete
Are constantly being formed
humans can manufacture
58
Which organism is likely to be in the bottom trophic level of a food chain?
leopard seal
krill
killer whale
algae
59
In a scientific investigation it is important that the number of objects/events being sampled?
Guess of how likely a unwanted outcome will be
equal to the mean of obj. or events not sampled.
Equal to the total statistical population
big enough to give an accurate estimate of the whole pop
60
What essential characteristics does a good experiment have?
A single variable is tested
both (B) and (C)
A controle group is given the experimental treatment
A control is used
61
A species of plants has exponential growth after introduced to area where it has never lived?
the population immediately decreases
within a few years the population increases dramatically
the species reproductive potential declines
each indivedual plant grows much larger than usual
62
Organisms can adapt?
neither (A) or (B)
both (A)and (B)
To other organism
To their physical surroundings
63
Most air pollution is produced by?
thermal inversion
volcanic eruptions
ozone layer depletion
fuel burning
64
Which of the following pH measurements of rainwater would indicate acid precipitation?
pH 4.1
pH 7.3
pH 9.3
pH 6.0
65
Some organisms are more likely to survive because they?
have certain physical traits
all the above
engage in certain behaviors
lack certain physical traits
66
In which of the following relationships is neither species harmed?
predator
competition
parasitism
commercialism
67
Which type of building would most likely have poor indoor air quality?
1 that has not been repainted or repainted in sev yrs
1 in an urban area where windows r often open
1 in a cool climate with a good ventilation system
1 that is tightly sealed and air conditioned
68
Because birth rates have begun to fall, Earth’s population will?
increase for a short time and then decrease current levels
begin to decrease until it reaches 5 billion
Stabilized somewhere around 9 billion by 2050.
soon stabilized at the level it is today
69
curiosity and imagination are important in science because?
none of the above
skills needed to organize and analyze data
abilities in scientists that help expand our knowledge
models that represent objects and systems in the env.
70
Consumers are organisms that?
get solar or other energy indirectly
eat only other animal species
occupy an ecosystem's lowest energy level
are also known as self-feeders
71
An example of a population is?
all animals in a forest
all maple trees in a forest
all plants in a forest
all trees in a forest
72
Reclamation is the process of?
Protect the habitat of local wildlife
Extract ore minerals from gangue minerals
Return land to its original or better con. after mining
Remove coal from a subsurface scam
73
without the greenhouse effect, Earth’s atmosphere would be _____ to support life.
too hot
lacking the oxygen
too cold
too wet
74
Which of the following is an example of secondary succession?
pioneer plants begin to grow after glacial melting
breaking down of bare rock by fungi and mosses
Growing of plants after a forest is destroyed by fire
appearance of weeds in cracks in a concrete surface
75
What is the relationship between groundwater and surface water?
groundwater filters through the soil to form surface water
Surface water percolates through soil to form groundwater.
surface water is found in lakes directly above underground
there is no relationships between surf&groundwater form ind
76
The relationship between a Canadian lynx and a Snowshoe?
parasite and host
competition
predator and prey
mutualism
77
Which of the following is not a true statement about the social and environ impact of dams?
enviorn. con is one reason for their decres con
dams alow rivers natural power be cons into useful energy
Dams are built to resolve disputes between neighboring coun
land behind the dam indergoes change bc of the chang of flow
78
Each of the following is an example of a parasite except?
mistletoe on a tree
a tick on a cat
a cow in a pasture
a moundworm in a humans intestine
79
which of the following gases is most responsible for the greenhouse effect?
water vapor
oxygen
nitrogen oxide
methane
80
What id the main reason why fewer nuclear power plants are being built today than 40 years ago?
they are to expensive to generate electricity at res cost
Nuclear fusion powerplants are being built instead
Supplies of U235 are exhausted
federal laws prohibit the develop of new nuclear power plant
81
Humans have inadvertently promoted evolution of insects that are resistant to insecticides by?
using the wrong insecticide
all of the above
using insecticides that are outdated
trying to control pests with chemicals
82
Why is the world’s loss of biodiversity a source of concern?
loss of biodiversity is not concerned bc extinctions r com
species extinctions have been rare throughout history
Humans depend upon other organisms for food and oxygen
both (A) and (B)
83
which of the following is an example of how people use land
all of the above
to grow crops
to harvest wood
to preserve native species
84
Which of the following describes soil and temperature in an ecosystem?
biotic factors
abiotic factors
unnecessary factors
selected factors
85
which of the following is a developing nation
France
the United States
Ethiopia
Canada
86
Which of the following best describes a population?
all the red birds in an area
all the members of the same species
all types of organisms living in the same place
mem of the same spec living in the same place @ same time
87
which is not a mechanism of energy transfer through or within Earth’s atmosphere?
radiation
convection
condensation
conduction
88
Which of the following is one way a person would conserve water?
water your lawn daily ans at mid-day
take a long bath instead of a shower
use a low-flow showerhead and take shorter showers
wash laundry in small partial loads
89
Which gas makes up 78 % of our atmospheric;be used by plants only when trans by bact first?
hydrogen
nitrogen
carbon dioxide
oxygen
90
does not contain carbon from the bodies of plants and animals that died millions of years ago?
natural gas
coal
phosphate salts
oil
91
A quarry also could be called
an open pit
the overburden
a longwall
a pillar
92
the molten rock that is found in the upper mantle is
granite
limestone
magma
basalt
93
Reason for preserving biodiversity including all of the following except?
isolating unique genetic material so it can be incorporated
increase the chances of discovering organisms medical value
finding new plants that can supplement worlds food sipply
preventing natural evolution
94
the ozone layer is located in the?
thermosphere
ionosphere
troposphere
stratosphere
95
the difference between a predator and a parasite is that a predator?
harms another organism
lives in or on a host
benefits from another organism
ussually kills and eats its prey
96
groth rates for diff parts of the world vary on the level of devel of the region
North America
Asia
Europe
Australia
97
the Richter scale best describes the
location of a wave
magnitude of an earthquake
frequency of a wave
duration of an earthquake
98
Where are many critical biodiversity hot spots located?
islands, tropical rain forests, and coastal areas
cities and developed areas of the world
desert and polar environments
all of the above
99
which two kingdoms contain organisms that can use energy from the sun to make food?
protest ans plants
plants and animals
fungi and protests
eubacteria and plants
