Homeostasis (Sea Otter) Storyline Review

Front

What is diffusion?

Back

Diffusion is the process by which substances move from an area of high concentration to an area of low concentration.

Front

What is the relationship between atmospheric CO2 and seawater CO2?

Back

There is a direct correlation between atmospheric CO2 and the CO2 levels in seawater.

Front

What are abiotic factors?

Back

Abiotic factors are nonliving components of an ecosystem, such as temperature, water, and minerals.

Front

Why do plants conduct photosynthesis?

Back

Plants conduct photosynthesis to make glucose, which is used as energy.

Front

What is a defining characteristic of all living things?

Back

All living things are composed of one or more cells.

Front

What is homeostasis?

Back

Homeostasis is the process by which living organisms maintain a stable internal environment despite external changes.

Front

What role do sea otters play in their ecosystem?

Back

Sea otters help maintain the balance of marine ecosystems by controlling sea urchin populations, which in turn protects kelp forests.

Front

What is the significance of pH in ocean water?

Back

The pH of ocean water affects the health of marine life and is influenced by the levels of CO2 in the atmosphere.

Front

What is the process of osmosis?

Back

Osmosis is the movement of water across a semipermeable membrane from an area of low solute concentration to an area of high solute concentration.

Front

What are the two main types of factors in an ecosystem?

Back

The two main types of factors in an ecosystem are abiotic (nonliving) and biotic (living) factors.