Ch.7 Saving Species and Ecosystem Services

Front

What is the main reason orangutans are losing their habitat in tropical rain forests?

Back

Orangutans are losing habitat mainly because land is being converted to oil palm plantations.

Front

What is the focus of the Convention on Biological Diversity?

Back

The Convention on Biological Diversity focuses on the protection of entire ecosystems.

Front

Why do nonnative species tend to thrive in new ecosystems?

Back

Nonnative species tend to thrive in new ecosystems because they lack natural predators.

Front

What is biomagnification?

Back

Biomagnification is the process whereby a chemical pollutant becomes more concentrated as it moves up each trophic level in a food chain or web.

Front

Does the United States Endangered Species Act only protect species within U.S. boundaries?

Back

False. The United States Endangered Species Act offers protection for species regardless of their location.

Front

What is the definition of ecosystem services?

Back

Ecosystem services are the benefits that humans receive from ecosystems, including provisioning, regulating, cultural, and supporting services.

Front

What is the significance of biodiversity in ecosystems?

Back

Biodiversity is significant because it enhances ecosystem resilience, productivity, and stability.

Front

What are the main threats to biodiversity?

Back

The main threats to biodiversity include habitat destruction, climate change, pollution, overexploitation, and invasive species.

Front

What is the role of conservation biology?

Back

Conservation biology is the scientific study aimed at understanding and preserving biodiversity and ecosystem services.

Front

What is an example of a nonnative species?

Back

An example of a nonnative species is the zebra mussel, which has invaded many freshwater ecosystems.