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using insecticides that are outdated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