Unit 5 EOC Review

Front

What is a niche?

Back

A niche is the function that an organism performs in the food web of that community, including everything else the organism does and needs in its environment. It is specific to each individual animal and plant.

Front

What is carrying capacity?

Back

Carrying capacity is the maximum number of individuals of a particular species that an environment can support sustainably.

Front

What happens when a new predator is introduced to an ecosystem?

Back

The initial effect is often increased competition among existing predators for food.

Front

What are the atmospheric changes due to widespread deforestation?

Back

Widespread deforestation can lead to increased carbon dioxide levels, reduced oxygen production, and changes in local climate.

Front

What is an invasive species?

Back

An invasive species is a non-native (not naturally found) species added to an area that can disrupt local ecosystems.

Front

Define ecosystem.

Back

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

Front

What is biodiversity?

Back

Biodiversity refers to the variety of life in a particular habitat or ecosystem.

Front

Explain the term 'keystone species'.

Back

A keystone species is a species that has a disproportionately large effect on its environment relative to its abundance.

Front

What is the role of producers in an ecosystem?

Back

Producers, such as plants, convert sunlight into energy through photosynthesis, forming the base of the food web.

Front

What is the significance of food webs?

Back

Food webs illustrate the complex feeding relationships between organisms in an ecosystem.