Final Exam EL

Front

What is the impact of building a dam on a river system?

Back

Building a dam can block migration patterns of animals, leading to a decrease in animal biodiversity.

Front

What activity causes the least degradation of wetlands and estuaries near the coast?

Back

Dune grass rehabilitation causes the least degradation compared to agricultural development.

Front

How do harvesting wood and surface mining for coal affect ecosystems?

Back

Both activities cause soil erosion by removing anchoring roots.

Front

What process describes the introduction of a fungus to elm trees in the U.S. from France?

Back

The introduction of an invasive species.

Front

What is the difference between weather and climate?

Back

Weather refers to short-term atmospheric changes, while climate refers to long-term atmospheric patterns.

Front

What is biodiversity?

Back

Biodiversity refers to the variety of life in a particular habitat or ecosystem.

Front

What are invasive species?

Back

Invasive species are non-native organisms that spread widely and cause harm to the environment, economy, or human health.

Front

What is soil erosion?

Back

Soil erosion is the removal of the top layer of soil, which can be caused by water, wind, or human activity.

Front

What is the role of wetlands in an ecosystem?

Back

Wetlands act as natural water filters, provide habitat for wildlife, and help in flood control.

Front

What is the significance of migration patterns in animal species?

Back

Migration patterns are crucial for breeding, feeding, and survival of many animal species.