Marine Science Unit 6 Test Review: Human Impacts

Front

What are ghost nets?

Back

Ghost nets are fishing gear that is lost, discarded, or abandoned in the oceans, which traps marine life that unknowingly swim into them.

Front

What is the biggest contributor to the greenhouse effect?

Back

Carbon Dioxide (CO2) is the biggest contributor to the greenhouse effect.

Front

Which country does not pursue whaling despite protection laws?

Back

The United States of America does not pursue whaling despite protection laws.

Front

How can sea-level rise be reduced?

Back

By limiting the emissions of carbon dioxide from various human activities.

Front

What problems do coasts face due to sea level rise?

Back

Coasts face increased floods, increased storm surges, and increased threats to land, roads, hospitals, schools, etc.

Front

Define overfishing.

Back

Overfishing is the practice of catching fish at a rate faster than they can reproduce, leading to a depletion of fish stocks.

Front

What is bycatch?

Back

Bycatch refers to the unintentional capture of non-target species during fishing activities.

Front

What are the effects of increased carbon dioxide in the atmosphere?

Back

Increased carbon dioxide leads to global warming, ocean acidification, and climate change.

Front

What is the role of marine protected areas?

Back

Marine protected areas are designated regions of the ocean where human activity is restricted to conserve marine ecosystems.

Front

What is the impact of plastic pollution on marine life?

Back

Plastic pollution can cause ingestion, entanglement, and habitat destruction for marine organisms.