7th Grade Fall Semester Test Review

Front

What is carrying capacity?

Back

The maximum number of individuals of a species that an environment can support sustainably.

Front

What role do trees play in an ecosystem?

Back

Trees are producers; they create their own food through photosynthesis.

Front

What happens when a population exceeds its carrying capacity?

Back

The population starts to die off due to limited resources.

Front

What is competition in an ecosystem?

Back

A condition that occurs when two or more organisms compete for the same resources.

Front

What components make up a pond ecosystem?

Back

The organisms and non-living environment in and around the pond.

Front

Define producers in an ecosystem.

Back

Organisms that produce their own food, typically through photosynthesis, such as plants.

Front

What is the difference between consumers and producers?

Back

Consumers rely on other organisms for food, while producers create their own.

Front

What is an example of a decomposer?

Back

Fungi and bacteria that break down dead organic matter.

Front

What is predation?

Back

A biological interaction where one organism (the predator) kills and eats another (the prey).

Front

What is mutualism?

Back

A symbiotic relationship where both organisms benefit from the interaction.