Biology Flashcard 2

Front

What is an ecosystem?

Back

A community of organisms and their abiotic environment.

Front

What role does a lion play in an ecosystem?

Back

A predator residing at the top of a food chain upon which no other creatures prey.

Front

What happens when swollen gums are rinsed with salt water?

Back

The water in the gums has moved from a high to a low concentration of water.

Front

What are biotic factors in an ecosystem?

Back

Living parts of an ecosystem.

Front

What does phylogeny refer to?

Back

The evolutionary history of a species or group of related species.

Front

What are abiotic factors?

Back

Nonliving parts of an ecosystem, such as water, soil, and climate.

Front

Define a food chain.

Back

A linear sequence of organisms through which nutrients and energy pass as one organism eats another.

Front

What is a producer in an ecosystem?

Back

An organism that can make its own food, typically through photosynthesis, such as plants.

Front

What is a consumer?

Back

An organism that obtains energy by feeding on other organisms.

Front

What is the difference between a herbivore and a carnivore?

Back

Herbivores eat plants, while carnivores eat other animals.