Biology Unit 7 Review

Front

What is a food chain?

Back

A food chain is just one path of energy through which organisms transfer energy by eating and being eaten.

Front

What is the biosphere?

Back

The biosphere is all the area on and around Earth where living things exist.

Front

What is commensalism?

Back

Commensalism is a relationship between two organisms where one benefits and the other is neither helped nor harmed.

Front

What is mutualism?

Back

Mutualism is a relationship between two organisms where both benefit from the interaction.

Front

What is immigration in ecology?

Back

Immigration is when animals move into a population, contributing to its growth.

Front

What is predation?

Back

Predation is a relationship where one organism (the predator) hunts and eats another organism (the prey).

Front

What is competition in ecology?

Back

Competition occurs when two or more organisms vie for the same resources, such as food, space, or mates.

Front

What are limiting factors?

Back

Limiting factors are environmental conditions that restrict the growth, abundance, or distribution of an organism or a population.

Front

What is an ecosystem?

Back

An ecosystem is a community of living organisms interacting with their physical environment.

Front

What is a biome?

Back

A biome is a large geographical biotic unit, a major community of plants and animals with similar life forms and environmental conditions.