Eco Populations MuG Friyay

Front

What type of population growth is characterized by a J-shaped curve?

Back

Exponential growth

Front

Which demographic transition stage is typically associated with an aging population?

Back

Stage 4

Front

What is an example of a Density-Independent Limiting Factor?

Back

Natural disasters

Front

Which stage of the demographic transition is characterized by declining birth rates and low death rates?

Back

Stage 3

Front

What does 'carrying capacity' refer to?

Back

The maximum population size an environment can sustain

Front

What is the difference between density-dependent and density-independent factors?

Back

Density-dependent factors are influenced by population density, while density-independent factors affect populations regardless of their density.

Front

What are the four stages of demographic transition?

Back

Stage 1: High birth and death rates; Stage 2: High birth rates and declining death rates; Stage 3: Declining birth rates and low death rates; Stage 4: Low birth and death rates.

Front

How does carrying capacity affect population growth?

Back

When a population exceeds its carrying capacity, resources become limited, leading to increased competition and a potential decline in population size.

Front

What is the significance of the logistic growth model in population ecology?

Back

The logistic growth model describes how populations grow rapidly at first and then slow down as they approach carrying capacity.

Front

What role do natural disasters play in population dynamics?

Back

Natural disasters are density-independent factors that can drastically reduce population sizes regardless of the population's density.