What is the major cause of species extinction today?

Human activity and habitat degradation

What is a keystone species and why is it important?

A species that can cause a cascade of extinctions if it disappears.

A species that is the largest in an ecosystem and provides food for others.

A species that migrates seasonally and affects climate patterns.

A species that is the most colorful and attracts tourists.

What does the term "exponential growth" refer to in the context of population?

A rapid increase in population numbers.

A steady increase in population numbers.

A decrease in population numbers.

A stable population with no growth.

What does the term "intensity" in agriculture refer to?

How much food is grown per hectare or acre of land

The number of crops grown per year

The amount of water used in farming

The type of machinery used in farming

What is an indicator of environmental impact in agriculture?

The amount of grain grown worldwide

The number of farmers in a region

What is a consequence of high-intensity agricultural practices?

Soil erosion and runoff of fertilizers

What does "sustainable use" of resources mean?

Ensuring resources are available for future generations

Using resources as quickly as possible

Consuming resources without any limits

Using resources only for industrial purposes

Over the past 130 years, what has been the trend in global temperatures?

Fluctuated but overall increase

What is the first step in the scientific method?

Test the hypothesis with an experiment.

What is the purpose of having a control group in an experiment?

To provide a basis for comparison.

To manipulate the experimental variable.

To ensure the hypothesis is correct.

Why is it important to have a large sample size in an experiment?

To ensure the data is representative of the entire population.

To make the experiment more complex.

To reduce the cost of the experiment.

To make the results more interesting.

What is the final step in the scientific method?

Test the hypothesis with an experiment.

What is the hypothesis posed by the environmental scientist in the example?

Reducing the size of the natural area will result in a significant loss in small mammal and shrub species.

Increasing the size of the natural area will increase species diversity.

The size of the natural area has no effect on species diversity.

Increasing the number of housing developments will increase species diversity.

What is the experimental variable in the scientific method example provided?

The reduction of habitat size from ten hectares to one hectare.

The number of housing developments.

The type of species being studied.

The time of year the study is conducted.

Why is repetition important in scientific research according to the text?

It helps to trust that the observed phenomenon is real and significant.

It helps scientists to publish more papers.

It allows scientists to use more resources.

It reduces the time needed for experiments.

What does the text suggest about disagreements and discussions in science?

They are valuable and a normal part of the scientific process.

They are a sign of poor scientific methods.

They are not normal and should be avoided.

They indicate that the scientific method is flawed.

What is necessary for scientific investigators to conduct a scientifically sound study?

A large sample size and a distinct difference between groups

No difference between the control and experimental groups

What does a simple correlation between two events not constitute?

Scientific evidence that one caused the other

What is an open system in environmental science?

A system where the exchange of matter or energy with other systems occurs

A system where no exchange of matter or energy occurs

A system that is closed to both energy and matter

A system that only exchanges energy but not matter

What is the main difference between an open and closed system?

Open systems exchange both matter and energy, closed systems do not

Open systems exchange energy, closed systems do not

Open systems exchange matter, closed systems do not

Closed systems exchange both matter and energy, open systems do not

Environmental Science Section 1 Quiz (Academic Pentathlon)

Authored by Sarah Malec

Science

7th Grade

NGSS covered

Environmental Science Section 1 Quiz (Academic Pentathlon)

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75 questions

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MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What is environmental science primarily concerned with?

The study of weather patterns

The impacts of human activities on environmental systems

The history of the Earth

The development of new technologies

Tags

NGSS.MS-ESS3-4

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Which of the following is an example of a large-scale human activity affecting the environment?

Reading a book

Clearing land for agriculture

Walking a dog

Painting a picture

Tags

NGSS.MS-ESS3-4

NGSS.MS-ESS3-3

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What does the term "environment" refer to in environmental science?

Only the weather conditions

The sum total of all conditions surrounding an organism

The food sources of an organism

The predators of an organism

Tags

NGSS.MS-LS1-5

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Which disciplines are integrated into environmental science?

Only biology and chemistry

Only physics and history

Many aspects of biology, earth sciences, chemistry, and social sciences

Only economics and engineering

Tags

NGSS.HS-ETS1-1

NGSS.HS-ESS2-2

NGSS.HS-ESS3-1

NGSS.HS-LS2-6

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What is a "system" in the context of environmental science?

A single organism

A set of living and/or nonliving components connected in a way that changes in one part affect other parts

A weather pattern

A type of ecosystem

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-3

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What is an environmental indicator?

A measure that reflects the environmental health of a system

A tool to measure human body temperature

A device to predict weather changes

A method to calculate economic growth

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What does biological diversity describe?

The variety of weather patterns

The diversity of genes, species, habitats, and ecosystems

The number of human populations

The amount of food production

Tags

NGSS.MS-LS2-5

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Environmental Science Section 1 Quiz (Academic Pentathlon)

What is environmental science primarily concerned with?

Which of the following is an example of a large-scale human activity affecting the environment?

What does the term "environment" refer to in environmental science?

Which disciplines are integrated into environmental science?

What is a "system" in the context of environmental science?

What is an environmental indicator?

What does biological diversity describe?

Approximately how many 'known' species are identified and catalogued on Earth?

What is the major cause of species extinction today?

What percentage of species that have ever lived on Earth are now extinct?

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