1.10 Quiz RETAKE

Which of the following statements describes the main purpose of studying environmental science?

• To understand human-environment interactions and solve environmental issues.

• To study only the physical aspects of the environment without human impact.

• To promote industrial development without regard for the environment.

Answer explanation

The main purpose of studying environmental science is to understand how humans interact with the environment and to address environmental issues, making the first choice the correct answer.

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-5

Which of the following describes the environmental challenge of resource depletion?

• The increase of natural resources due to conservation efforts.

• The exhaustion of natural resources due to overconsumption.

• The sustainable use of resources without any negative impact.

Answer explanation

Resource depletion refers to the exhaustion of natural resources due to overconsumption. This choice accurately describes the challenge, as it highlights the negative impact of excessive use on available resources.

Tags

NGSS.MS-ESS3-4

Which of the following describes the environmental challenge of pollution?

• The absence of any substances in the environment.

• The process of cleaning up the environment.

• The introduction of harmful substances into the environment.

Answer explanation

The correct choice describes pollution as the introduction of harmful substances into the environment, which is the essence of the problem. The other options do not accurately represent the concept of pollution.

Which of the following describes the environmental challenge of loss of biodiversity?

• The preservation of ecosystems.

• The increase in species variety.

• The decline in the variety of life on Earth.

Answer explanation

The correct choice, 'The decline in the variety of life on Earth,' accurately describes loss of biodiversity, which refers to the reduction in the number of different species and ecosystems, impacting ecological balance.

Tags

NGSS.MS-LS2-5

Which of the following is a common difference between developed and developing countries?

• Developed countries have higher levels of industrialization and income, while developing countries often rely on agriculture and have lower income levels.

• Developing countries have advanced healthcare systems, while developed countries do not.

• Developed countries experience higher rates of population growth compared to developing countries.

Answer explanation

The correct choice highlights that developed countries are characterized by higher industrialization and income levels, whereas developing countries typically depend more on agriculture and have lower income levels.

What does an ecological footprint measure?

• The amount of money a country spends on environmental protection

• The total area of productive land and water required to support an individual's or population's lifestyle

• The number of species lost in a specific region over time

Answer explanation

An ecological footprint measures the total area of productive land and water needed to support an individual's or population's lifestyle, reflecting their environmental impact.

Tags

NGSS.MS-ESS3-4

What does the "Tragedy of the Commons" describe?

• The conflict between individual interests and the common good when shared resources are overused and depleted.

• The process of restoring degraded ecosystems for future use.

• The economic benefits of privatizing shared resources.

Answer explanation

The "Tragedy of the Commons" describes how individual interests can conflict with the common good, leading to the overuse and depletion of shared resources, which aligns with the correct answer choice.

Tags

NGSS.HS-ETS1-3

Which variable is intentionally changed by the scientist to observe its effect in an experiment?

• Control variable

• Dependent variable

• Independent variable

Answer explanation

The independent variable is the one that is intentionally changed by the scientist to observe its effect on the dependent variable. Control variables remain constant to ensure a fair test.

What type of data involves precise measurements or numerical values?

• Descriptive data

• Qualitative data

• Quantitative data

Answer explanation

Quantitative data involves precise measurements or numerical values, making it distinct from descriptive and qualitative data, which focus on characteristics and qualities rather than numbers.

Tags

NGSS.MS-PS3-4

Which scientist studies the interactions within ecosystems and the relationships between living organisms and their environments?

• Geologist

• Chemist

• Ecologist

Answer explanation

An ecologist studies interactions within ecosystems and the relationships between living organisms and their environments, making them the correct choice. Geologists focus on the Earth, while chemists study substances and their reactions.

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4