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General Revision for Grade 9

Total questions: 134

Worksheet time: 4hrs 28mins

Name
Class
Date
1.
A person holding a sign during a protest against cutting down trees in a forest would be considered a(n) __________
a)
environmentalist
b)
ecological footprint
c)
peer reviewer
d)
environmental scienctist
2.
A natural resource that is naturally formed much more slowly than we use it is called __________
a)
renewable
b)
nonrenewable
c)
ecological
d)
stustainable
3.
Which of the following is an example of a nonrenewable natural resource?
a)
wind energy
b)
sunlight
c)
natural gas
d)
geothermal energy
4.
Which of the following is an example of a renewable natural resource?
a)
crude oil
b)
coal
c)
wave energy
d)
copper
5.
Which one of the following environmental issues is the primary cause of the others?
a)
Increasing resource use
b)
Destruction of habitat
c)
Premature extinction
d)
Human population growth
6.

Which of the following natural resources is nonrenewable?

a)

Petroleum

b)

Sunlight

c)

Wind

d)

Trees

7.

Which one is a limited renewable resource?

a)

coal

b)

animals

c)

sunlight

d)

natural gas

8.

Which one is a completely renewable resource?

a)

Oil

b)

Sunlight

c)

Coal

d)

Fresh water

9.

Which of the following is a nonrenewable resource?

a)

Trees

b)

Sun

c)

Coal

d)

Wind

10.

Wind is a __________ energy resource.

a)

Renewable

b)

Nonrenewable

11.

All of the surroundings that affect living things.

a)

environment

b)

observation

c)

inference

d)

natural resources

12.

Any materials or energy from nature that humans need to survive.

a)

natural resource

b)

environment

c)

nonrenewable resource

d)

inference

13.

The study of the environment is called:

a)

biology

b)

chemistry

c)

environmental science

d)

geology

14.

True or False? Humans affect the environment but the environment does NOT affect us.

a)

True

b)

False

15.

Cannot be used over and over because it takes so long for nature to make.

a)

nonrenewable

b)

limited renewable

c)

completely renewable

16.

Can be used over and over. Will always be there for us.

a)

completely renewable

b)

limited renewable

c)

nonrenewable

17.
Which of these is not an example of a commons?
a)
Aquifers
b)
The ocean
c)
Privately owned farms
d)
Highways
18.
What is the definition of ecological footprint?
a)
is the footprint of ecologist
b)
is a measure of the impact living things have on the environment.
c)
is a kind of plant that grows in the rainforrest.
d)
a measure of the impact humans have on the environment.
19.
True or false: As populations grow, the tragedy of the commons will become more of a problem.
a)
True
b)
False
20.
A natural resource that is naturally formed much more slowly than we use it is called __________
a)
renewable
b)
nonrenewable
c)
ecological
d)
stustainable
21.
Which of the following is an example of a renewable natural resource?
a)
crude oil
b)
coal
c)
wave energy
d)
copper
22.
Which of the following is an example of quantitative data?
a)
There are 3 tulips
b)
The tulips are red
c)
The tulips are prettier than the roses
d)
The tulips smell nice
23.
Scientists work exclusively in the _______________________.
a)
Buildings
b)
Forest
c)
Environment
d)
Natural World
24.
The ____________________ includes all the living and nonliving things with which organisms interact.
a)
Economy
b)
Ecosystem
c)
Environment
d)
Ecological
25.
There are limits to many of our ____________________, materials and energy sources provided by nature, that humans need to survive.
a)
Natural Resources
b)
Ecology
c)
Environment
26.
A(n) ____________________ is a testable idea that attempts to explain a phenomenon or answer a scientific question.
a)
Theory
b)
Hypothesis
c)
Law
d)
Method
27.
____________________ variables are variables kept constant in a study.  
a)
Controlled
b)
Variable
28.
Which of the following are considered part of the environment?
a)
forest
b)
people
c)
buildings
d)
all of these
29.
In the last several hundred years, human population has ___________________ dramatically.
a)
Increased
b)
Decreased
c)
Stayed the same
d)
none of the above
30.
In a controlled study, all variable are controlled except two.
a)
False
b)
True
31.
Science can never completely prove or disprove and idea.
a)
True
b)
False
32.

Environmental science is the study of the interaction of humans with the environment. Which of these would NOT be included as part of the environment?

a)

What is the soil made of

b)

Animals and plants is the region and surrounding area

c)

The average temperature, wind, precipitation, and other climate factors.

d)

All of these would be considered a part of the environment

33.

One of the three major environmental problems is resource depletion. Which is a major contributing factor to this problem?

a)

Developing countries have a much higher rate of resource consumption than others.

b)

Developed countries have a much higher rate of resource consumption than others.

c)

The human population overall is too small.

d)

Each country uses approximately the same amount of resources.

34.

Trees are considered ________________ resources because they will eventually regrow, given enough time.

a)

renewable

b)

nonrenewable

c)

inexhaustible

d)

recyclable

35.

Which country would you expect to experience the most severe short-term problems like overpopulation, deforestation, poverty, and disease?

a)

Japan

b)

Pakistan

c)

Peru

d)

Mexico

36.

Environmental science is an interdisciplinary field of study. This means that…

a)

It is limited to only one branch of science; ecology.

b)

Each environmental issue is specific to only one type of science.

c)

Multiple branches of science only (biology, chemistry, etc) are covered.

d)

Many science and non-science fields of study, such as economics and politics, are included.

37.

What is made up of all the living and nonliving things which an organism interacts with?

a)

Atmosphere

b)

Water Supply

c)

Environment

d)

Soil

38.

Which is a social movement dedicated to protecting the natural world from human actions

a)

Environmental Science

b)

Environmental Policy

c)

Environmental Ethics

d)

Environmentalism

39.

Which example best illustrates the point behind the Tragedy of the Commons essay?

a)

Various nations overfishing in international waters, leading to a collapse of fish stocks.

b)

A property owner clear-cutting all of the trees on his land to sell for timber

c)

A farmer that overplants his fields one year, leading to a poor harvest

d)

One country declaring war on another

40.

A natural resource that is naturally formed much more slowly than we use it is called

a)

renewable

b)

ecological

c)

non-renewable

d)

sustainable

41.

As the human population grows, resources

a)

decrease

b)

increase

c)

stay the same

d)

increase, then decrease

42.

What does ecological footprint measure?

a)

How quantity of natural resources humans need compared to the earth's capacity to provide those resources

b)

The size of cities across the world

c)

The amount of fossil fuels that are burned for energy

d)

The shoe size of the average human

43.

What kinds of resources make up your ecological footprint?

a)

waste production

b)

water and energy use

c)

food and shelter

d)

clothing and transportation

e)

All of the above

44.
The human population experienced exponential growth just after
a)
agriculture began.
b)
plowing and irrigation began.
c)
the bubonic plague began.
d)
the Industrial Revolution began.
45.

Which of the following is a renewable resource?

a)

Oil

b)

Solar

c)

Coal

d)

Natural Gas

46.

What are the 3 fossil fuels?

a)

coal, oil, uranium

b)

coal, hydroelectric, oil

c)

natural gas, oil, coal

47.

What are considered "the commons"

a)

Common house hold items like knifes, spoons, and forks.

b)

A renewable resource owned by no one and available for use by anyone at little or no charge

c)

A field where college students can sit outside in between classes

48.

Sustainability

a)

The process of maintaining resources so they are not depleted or permanently damaged.

b)

The ability to read minds

c)

The ability to save resources for years and years

49.

One of the three major environmental problems is resource depletion. Which is a major contributing factor to this problem?

a)

Developing countries have a much higher rate of resource consumption than others.

b)

Developed countries have a much higher rate of resource consumption than others.

c)

The human population overall is too small.

d)

Each country uses approximately the same amount of resources.

50.

Environmental science is an interdisciplinary field of study. This means that…

a)

It is limited to only one branch of science; ecology.

b)

Each environmental issue is specific to only one type of science.

c)

Multiple branches of science only (biology, chemistry, etc) are covered.

d)

Many science and non-science fields of study, such as economics and politics, are included.

51.

One of the three major environmental problems is resource depletion. Which is a major contributing factor to this problem?

a)

Developing countries have a much higher rate of resource consumption than others.

b)

Developed countries have a much higher rate of resource consumption than others.

c)

The human population overall is too small.

d)

Each country uses approximately the same amount of resources.

52.

Pollution that is ______ will break down over time. A good example would be __________________.

a)

biodegradable/styrofoam box

b)

biodegradable/grass clippings

c)

persistent/an aluminum can

d)

persistent/pesticide chemicals

53.

What exactly does biodiversity measure within an ecosystem?

a)

The number of different species within an ecosystem

b)

The number of different animals within an ecosystem

54.

The scientific method is a process that involves_______

a)

observation alone

b)

testing hypothesis that are built on observations

c)

the fact that hypothesis can be proven

d)

quantitative data alone

e)

educated guess

55.

Ecosystem services_______.

a)

contribute to keeping ecosystems productive

b)

are actions humans must take in order to protect and serve the environment

c)

are economically valuable services provided by natural systems

d)

are valuable to natural systems but not to human-created systems

56.
One important scientific habit of mind is the ability of new ideas, called
a)
Intellectual honesty
b)
Curiosity
c)
Imagination
d)
Skepticism
57.
Information gathered by using the senses
a)
Prediction
b)
Observation
c)
Experiment
d)
Data
58.
Testable explanation for an observation
a)
Data
b)
Prediction
c)
Experiment
d)
Hypothesis
59.
A logical statement about what will happen next
a)
Observation
b)
Hypothesis
c)
Prediction
d)
Experiment
60.
Information gathered in an experiment
a)
Hypothesis
b)
Prediction
c)
Experiment
d)
Data
61.
Procedure used to test a hypothesis
a)
Observation
b)
Hypothesis
c)
Prediction
d)
Experiment
62.
The group that does not receive the experimental treatment in an experiment is the:
a)
Control group
b)
Experimental group
c)
Data
d)
Variable
63.
Principles or standards we consider important are known as
a)
Models
b)
Morals
c)
Values
d)
Data
64.
The decision-making model
a)
Provides a systematic process
b)
Is a conceptual model
c)
Helps you make decisions
d)
All options are correct
65.
Which environmental decision-making model is in the correct order?
a)
Make a decision. Gather information. Consider values. Explore consequences.
b)
Gather information. Consider values. Explore consequences. Make a decision.
c)
Consider values. Explore consequences. Make a decision. Gather information.
d)
Explore consequences. Make a decision. Gather information. Consider values.
66.
Which step in the environmental decision-making model should include reading newspapers and listening to well-informed people on all dies of an issue?
a)
Evaluating all the information
b)
Gathering information
c)
Considering values
d)
Exploring consequences
67.
The protection of natural resources
a)
Social/cultural value
b)
Educational value
c)
Environmental value
d)
Recreational value
68.
The maintenance of human conditions, their values, and their traditions
a)
Ethical/moral value
b)
Recreational value
c)
Social/cultural value
d)
Educational value
69.
The accumulation, sharing of knowledge
a)
Recreational value
b)
Educational value
c)
Environmental value
d)
Ethical/moral value
70.

The classification and collection of data that are in the form of numbers is called

a)

distribution

b)

probability

c)

statistics

d)

mean

71.

What essential characteristic does a good experiment have?

a)

A control group is given the experimental treatment.

b)

A single variable is tested.

c)

A control is used.

d)

A single variable is tested and a control is used.

72.

In a scientific investigation, it is important that the number of objects or events being sampled be

a)

equal to the mean number of objects or events not sampled.

b)

a guess of how likely an unwanted outcome will occur.

c)

equal to the total statistical population.

d)

large enough to give an accurate estimate for the whole population.

73.
Information gathered in an experiment
a)
Hypothesis
b)
Prediction
c)
Experiment
d)
Data
74.
The group that does not receive the experimental treatment in an experiment is the:
a)
Control group
b)
Experimental group
c)
Data
d)
Variable
75.

In an experiment, the factor of interest is called the

a)

control group

b)

experimental group

c)

hypothesis

d)

variable

76.

The chance that an earthquake will occur in your town during the next year is an example of

a)

skepticism

b)

risk

c)

distribution

d)

correlation

77.

A 3-D model of the sun and planets is an example of a

a)

graphical model

b)

conceptual model

c)

physical model

d)

mathematical model

78.

If you create a diagram of your family tree, you are making a

a)

graphical model

b)

conceptual model

c)

physical model

79.

An AC Transit bus map is an example of a

a)

graphical model

b)

conceptual model

c)

physical model

80.

When analyzing an association between two or more events, such as tree growth and annual rainfall, you are looking for a

a)

probability

b)

conclusion

c)

correlation

d)

distribution

81.
One important scientific habit of mind is the ability of new ideas, called
a)
Intellectual honesty
b)
Curiosity
c)
Imagination
d)
Skepticism
82.

Good scientist/citizens demonstrate the habit of mind called ______ when they do not believe everything they are told.

a)

curiosity

b)

skepticism

c)

imagination

d)

intellectual honesty

83.

The final steps of the experimental method are

a)

repeating experiments and communicating results

b)

performing experiment and drawing conclusiions

c)

analyzing data

d)

Hypothesizing and predicting

84.
The decision-making model
a)
Provides a systematic process
b)
Is a conceptual model
c)
Helps you make decisions
d)
All options are correct
85.
Which environmental decision-making model is in the correct order?
a)
Make a decision. Gather information. Consider values. Explore consequences.
b)
Gather information. Consider values. Explore consequences. Make a decision.
c)
Consider values. Explore consequences. Make a decision. Gather information.
d)
Explore consequences. Make a decision. Gather information. Consider values.
86.

Which variable is changed in an experiment in even, sensible increments?

a)

dependent variable

b)

independent variable

c)

controlled varaible

d)

extraneous varaible

87.

The leaves on the tree are bright red.

a)

qualitative data.

b)

quantitative data.

88.

When scientists formulate a testable idea about their scientific questions, they have formed a(n)

a)

conclusion.

b)

hypothesis.

c)

question.

d)

observation.

89.

The scientific method can best be described as

a)

data recorded as measurements

b)

a logical explanation to a question or situation based on past knowledge and experience

c)

cyclical process including asking questions, making inferences, developing hypotheses, gathering data and drawing conclusions that leads to additional questions

d)

analysis of data that will support, fail to support or contradict a hypothesis

90.

Observations in an experiement can best be described as

a)

collection of information about the natural world using one’s senses and tools to enhance human senses

b)

a logical explanation to a question or situation based on past knowledge and experience

c)

cyclical process including asking questions, making inferences, developing hypotheses, gathering data and drawing conclusions that leads to additional questions

d)

analysis of data that will support, fail to support or contradict a hypothesis

91.

A student wants to conduct an experiment to test the effects of different colors of light on the growth of aquatic plants. She will use red, blue, green and purple lights in different aquariums and will measure the growth of the aquatic plant Elodea over 6 weeks. Which of the following is true about the experiment?

a)

The different colors of the lights is the independent variable

b)

The growth of the Elodea is the independent variable.

c)

The different colors of the lights is the dependent variable

d)

Both the different colors of the lights and the growth of the Elodea are controlled variables

92.

There are 1,002 leaves on the tree.

a)

qualitative data.

b)

quantitative data.

93.

What essential characteristic does a good experiment have?

a)

A control group is given the experimental treatment.

b)

A single variable is tested.

c)

A control is used.

d)

A single variable is tested and a control is used.

94.

What essential characteristic does a good experiment have?

a)

A control group is given the experimental treatment.

b)

A single variable is tested.

c)

A control is used.

d)

A single variable is tested and a control is used.

95.

An example of a(n) ____________________ model is a flow chart showing how water moves between the atmosphere and Earth’s surface.

a)

GIS

b)

physical

c)

mathematical

d)

conceptual

96.

Which of the following questions cannot be answered by scientists?

a)

Is this painting beautiful?

b)

How does an engine work?

c)

How do trees produce food?

d)

What is a star?

97.

Which of the following is an example of bad scientific practices?

a)

using a sample population too small

b)

using only data that supports your hypothesis

c)

not using a control group

98.
Information gathered by using the senses
a)
Prediction
b)
Observation
c)
Experiment
d)
Data
99.
The protection of natural resources
a)
Social/cultural value
b)
Educational value
c)
Environmental value
d)
Recreational value
100.
Human leisure activities
a)
Ethical/moral value
b)
Environmental value
c)
Educational value
d)
Recreational value
101.
Why do scientists use the scientific method?
a)
To make sure they get credit for their discoveries.
b)
To make sure their results are valid and can be performed by other scientists.
c)
So that other scientist don't get mad at them
102.
What step does every scientific experiment begin with?
a)
hypothesis
b)
question/problem
c)
procedures
d)
conclusion
103.
The summary at the end of an experiment that explains the results. 
a)
conclusion
b)
procedures
c)
materials
d)
hypothesis
104.
What is a hypothesis?
a)
an educated guess stating what you believe will be the result of your experiement
b)
a random guess
c)
a statement of the outcome of your experiment
d)
step by step directions for your experiment
105.
What are the materials in your scientific method? 
a)
your favorite markers and lucky eraser
b)
everything you will need to complete your experiment
c)
a hypothesis
d)
step by step directions to complete an experiment
106.
The independent variable is the ONE thing you _____.
a)
change on purpose
b)
control or keep constant
c)
measure
107.
An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid: water, apple juice, or milk. What variables should be kept constant/controlled? 
a)
type of plant, flower pot,  soil, and amount of sunlight
b)
water, apple juice, milk
c)
only the amount of sunlight
d)
type of plant only
108.
Why do we want to test one variable at a time?
a)
Because it is hard to setup a data table with more
b)
To know what is causing the changes. This helps us understand cause and effect.
c)
It is what has always been done
109.
Should experiments be repeated over and over to see if the results are the same each time?
a)
yes
b)
no
110.
In a controlled experiment, how many variables can be worked with at a time? 
a)
one
b)
none
c)
two or more
d)
how ever many makes sense.
111.

Which of the following is NOT a characteristics of a hypothesis?

a)

Must be made with background knowledge

b)

Must be testable

c)

Must organizes the IV and DV

d)

Must always be correct

112.
The step of the scientific method that would come after testing is:
a)
Inferencing
b)
Hypothesizing
c)
Peer Review
d)
Analyzing Data
113.
The test group gets its name because this scientific variable is applied to this group:
a)
Manipulated
b)
Responding
c)
Dependent
114.
A good experiment will yield accurate results if it has:
a)
A really strong hypothesis
b)
Only one manipulated variable
c)
1 or 2 trials maximum
d)
Two separate responding variables.
115.
Which is NOT a step in the scientific method?
a)
Make observation
b)
Form a theory
c)
Collect data
d)
Form a hypothesis
116.
Testing a hypothesis often involves a(n):
a)
answer
b)
experiment
c)
problem
d)
safety check
117.
This variable in an experiment is the one being changed by the scientist. 
a)
dependent variable
b)
independent variable
c)
data
d)
control group
118.
You use the scientific method all the time to solve everyday problems.
a)
True
b)
False
119.
In a controlled experiment, how many variables can be worked with at a time? 
a)
one
b)
none
c)
two or more
d)
how ever many makes sense.
120.
This variable in an experiment is the one being changed by the scientist. 
a)
dependent variable
b)
independent variable
c)
data
d)
control group
121.
A possible explanation to a problem that has not yet been tested. 
a)
data
b)
theory
c)
hypothesis
d)
fact
122.
This is the group that we will compare our experimental group to. This group stays "normal."
a)
Control Group
b)
Experimental Group
c)
 Normal Group
d)
Weird Group
123.

Dodo birds are one of many species that are now extinct. What does it mean for a species to be extinct?

a)

There are ZERO of that species left in existence.

b)

There is an endangered amount of that species left on Earth.

c)

They are living in a small quantity in an animal sanctuary.

d)

They are isolated on an island.

124.

Which sciences contribute to Environmental Science?

a)

Physics

b)

Ecology

c)

Biology

d)

All of the above

125.

Hunter-gatherers are people who:

a)

obtain food by collecting plants and by hunting wild animals

b)

worked 8-5 in an office

c)

lived only in China

d)

survived off of herbs only

126.

This decision making value has to do with what is beautiful or pleasing

a)

economic

b)

aesthetic

c)

environmental

d)

social

127.

This decision making value has to do with the gain or loss of money or jobs

a)

moral

b)

environmental

c)

economic

d)

educational

128.

This decision making value has to do with the protection of natural resources

a)

environmental

b)

scientific

c)

health

d)

recreational

129.

This decision making value has to do with the protection of natural resources

a)

environmental

b)

scientific

c)

health

d)

recreational

130.

This decision making value has to do with the accumulation or sharing of knowledge

a)

economic

b)

moral

c)

aesthetic

d)

educational

131.

This decision making value has to do with what is right or wrong

a)

ethical/moral

b)

social/cultural

c)

health

d)

recreational

132.

This decision making value has to do with the maintenance of human health

a)

social/cultural

b)

health

c)

educational

d)

economic

133.

This decision making value has to do with human leisure activities

a)

social

b)

ethical

c)

recreational

d)

aesthetic

134.

This decision making value has to do with understanding the natural world

a)

aesthetic

b)

scientific

c)

recreational

d)

health

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