Unit 2 Test

Front

What is a density-dependent limiting factor?

Back

A factor that limits population growth and is influenced by the density of the population, such as competition for resources.

Front

What is biomagnification?

Back

The accumulation of toxins in organisms at higher trophic levels in a food chain.

Front

What is an example of sustainable resource use?

Back

Using solar panels for energy.

Front

What is mutualism?

Back

A type of symbiotic relationship where both species benefit.

Front

What does immigration refer to in ecology?

Back

Organisms joining a population.

Front

What is a density-independent limiting factor?

Back

A factor that limits population growth regardless of population density, such as natural disasters.

Front

What is the difference between mutualism and commensalism?

Back

In mutualism, both species benefit; in commensalism, one species benefits while the other is unaffected.

Front

What is the role of producers in an ecosystem?

Back

Producers, like plants, convert sunlight into energy through photosynthesis, forming the base of the food chain.

Front

What is the significance of biodiversity?

Back

Biodiversity contributes to ecosystem resilience, productivity, and the ability to adapt to changes.

Front

What is overfishing?

Back

The practice of catching fish at a rate faster than they can reproduce, leading to population decline.