Homeostasis Storyline Mid-point Review Periods 2 & 7

Front

What is carrying capacity?

Back

The maximum population size of a species that an environment can sustain indefinitely without being degraded.

Front

What process do plants use to produce oxygen?

Back

Photosynthesis.

Front

What is the primary macromolecule found in the diet of sea urchins?

Back

Carbohydrates.

Front

What is cellular respiration?

Back

A process by which cells convert glucose and oxygen into energy, carbon dioxide, and water.

Front

Where does oxygen used in cellular respiration come from?

Back

From the air.

Front

What is diffusion?

Back

The movement of molecules from an area of higher concentration to an area of lower concentration.

Front

What is the role of oxygen in cellular respiration?

Back

Oxygen is used to help convert glucose into energy.

Front

What are the products of photosynthesis?

Back

Glucose and oxygen.

Front

What is the significance of homeostasis in living organisms?

Back

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

Front

What is the difference between autotrophs and heterotrophs?

Back

Autotrophs produce their own food (e.g., plants), while heterotrophs consume other organisms for energy (e.g., animals).