ECOLOGY SOL REVIEW

Front

What is a density-independent factor?

Back

A density-independent factor is an environmental factor that affects a population regardless of its density, such as natural disasters like droughts.

Front

What role do denitrifying bacteria play in the nitrogen cycle?

Back

Denitrifying bacteria convert ammonia, nitrites, and nitrates into atmospheric nitrogen, completing the nitrogen cycle.

Front

What is a dependent variable in an experiment?

Back

The dependent variable is the variable that is measured or observed in an experiment, often affected by changes in the independent variable.

Front

What are pioneer species?

Back

Pioneer species are the first organisms to colonize an area during ecological succession, such as lichens and mosses.

Front

What is carrying capacity?

Back

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

Front

What is ecological succession?

Back

Ecological succession is the process by which ecosystems change and develop over time, often following a disturbance.

Front

What is the difference between biotic and abiotic factors?

Back

Biotic factors are living components of an ecosystem (like plants and animals), while abiotic factors are non-living components (like water and temperature).

Front

What is an ecosystem?

Back

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

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 chain.

Front

What is a food web?

Back

A food web is a complex network of feeding relationships among organisms in an ecosystem.