Bio Test Chapter 7

What is considered the greatest scientific challenge of this century according to the provided material?

• Understanding climate change

• Exploring outer space

• Advancing medical technology

• Understanding how and why each of us as individuals impacts the environment

Who are the main cause of our planet's ecological changes according to the provided material?

• Animals

• Natural disasters

• Humans

• Plants

What do we need to understand to address ecological changes, as mentioned in the provided material?

• The role of technology in the environment

• How and why each of us as individuals impacts the environment

• The impact of natural disasters

• The importance of wildlife conservation

What does the term "ecological footprint" refer to?

• The total area of healthy land and water ecosystems needed to provide the resources you use

• The amount of carbon dioxide produced by an individual

• The number of species in a given ecosystem

• The total amount of waste produced by a community

Which of the following is NOT included in the use of resources for calculating an ecological footprint?

• Energy

• Food

• Water

• Biodiversity

Which of the following is considered in the production of wastes for an ecological footprint?

• Energy consumption

• Sewage, trash, and greenhouse gases

• Water usage

• Food consumption

Which of the following statements is true about calculating ecological footprints?

• There is a universal formula to calculate ecological footprints.

• There is no universal formula to calculate ecological footprints.

• Ecological footprints can only be calculated for individual countries.

• Ecological footprints are the same across all countries.

What can ecological footprints be used for?

• To make useful comparisons across multiple countries.

• To determine the exact population of a country.

• To measure the economic growth of a country.

• To calculate the average income of individuals.

How does the average American's ecological footprint compare to the global average?

• The average American has less than the global average ecological footprint.

• The average American has the same ecological footprint as the global average.

• The average American has more than 4 times the global average ecological footprint.

• The average American has 2 times the global average ecological footprint.

How many times more resources does the average American use compared to China?

• 2 times

• 4 times

• 6 times

• 8 times