Review of Virtual Urchin Lab

Front

What does the wavy line in the data represent?

Back

It shows the ups and downs from the seasons.

Front

How does increasing carbon dioxide affect ocean pH?

Back

It decreases ocean pH, making the ocean more acidic.

Front

Does the data indicate that the ecosystem is in homeostasis?

Back

No, it does not represent an ecosystem in homeostasis.

Front

What percentage of Earth is covered by oceans?

Back

66% (or 2/3 of the Earth's surface).

Front

Which organisms are known to eat sea urchins?

Back

Sea otters and starfish.

Front

What is the definition of homeostasis in an ecosystem?

Back

Homeostasis refers to the balance and stability of an ecosystem's internal environment.

Front

What are the primary effects of ocean acidification on marine life?

Back

Ocean acidification can harm calcifying organisms, disrupt food webs, and affect biodiversity.

Front

What role do sea otters play in marine ecosystems?

Back

Sea otters help control sea urchin populations, which in turn supports kelp forest health.

Front

What is the significance of seasonal changes in ocean data?

Back

Seasonal changes can indicate variations in temperature, nutrient availability, and biological activity.

Front

How does ocean coverage impact global climate?

Back

Oceans regulate climate by absorbing heat and carbon dioxide, influencing weather patterns.