AP Environmental Science Flashcards: Carrying Capacity

What this deck covers

This deck focuses on Carrying Capacity, giving you a quick way to review the definitions, rules, and examples that matter most for AP Environmental Science.

How to use these flashcards

Work through these flashcards in short sessions. Try to answer each prompt before flipping the card, then revisit any cards you miss until the explanation feels automatic.

Flashcard 1: How does carrying capacity influence species survival?

Answer: Species must adapt or migrate if carrying capacity is exceeded. Forces evolutionary pressure and potential population movement.

Flashcard 2: What does the term 'limiting factor' refer to?

Answer: A resource that constrains population growth. The scarcest essential resource determines population maximum.

Flashcard 3: State the impact of technological advances on carrying capacity.

Answer: Technological advances can increase carrying capacity. Innovation improves resource efficiency and production capabilities.

Flashcard 4: What is 'carrying capacity' in terms of energy flow?

Answer: The maximum energy an ecosystem can support for its population. Energy flow limits determine how many organisms can be supported.

Flashcard 5: What is the impact of overfishing on marine ecosystems' carrying capacity?

Answer: Decreases it by reducing fish populations and altering food webs. Removes key species and disrupts marine food chain stability.

Flashcard 6: Which factor can cause carrying capacity to fluctuate?

Answer: Climate variation. Weather changes affect resource availability and habitat quality.

Flashcard 7: How does carrying capacity relate to the concept of ecological overshoot?

Answer: Overshoot occurs when population exceeds carrying capacity. Population size exceeds what resources can sustainably support.

Flashcard 8: Identify a method for estimating carrying capacity.

Answer: Population surveys combined with resource availability analysis. Compares current population with available resource supplies.

Flashcard 9: Which graph shape represents logistic growth limited by carrying capacity?

Answer: S-shaped curve. Population growth slows as it approaches the carrying capacity limit.

Flashcard 10: What is 'carrying capacity' in terms of energy flow?

Answer: The maximum energy an ecosystem can support for its population. Energy flow limits determine how many organisms can be supported.

Flashcard 11: Define the term 'dieback' in relation to carrying capacity.

Answer: A population decrease following overshoot of carrying capacity. Population declines due to resource scarcity after overshooting.

Flashcard 12: How does climate change impact carrying capacity?

Answer: Alters resource availability and habitat conditions. Temperature and precipitation changes affect ecosystem productivity.

Flashcard 13: Which graph shape represents logistic growth limited by carrying capacity?

Answer: S-shaped curve. Population growth slows as it approaches the carrying capacity limit.

Flashcard 14: How does carrying capacity relate to the concept of ecological overshoot?

Answer: Overshoot occurs when population exceeds carrying capacity. Population size exceeds what resources can sustainably support.

Flashcard 15: How is carrying capacity different from biotic potential?

Answer: Carrying capacity is the limit; biotic potential is the maximum growth rate. One sets limits while the other describes maximum reproduction rate.

Flashcard 16: Identify the relationship between carrying capacity and sustainable yield.

Answer: Sustainable yield is the harvest that maintains carrying capacity. Harvesting must not exceed ecosystem regeneration capacity.

Flashcard 17: Identify a factor that affects carrying capacity.

Answer: Availability of resources such as food and water. These are limiting factors that constrain population size.

Flashcard 18: What happens to a population when it exceeds carrying capacity?

Answer: The population may experience a dieback or crash. Lack of resources causes increased mortality and population decline.

Flashcard 19: Which factor can cause carrying capacity to fluctuate?

Answer: Climate variation. Weather changes affect resource availability and habitat quality.

Flashcard 20: What is the role of ecological footprint in determining carrying capacity?

Answer: Measures human demand on resources, affecting carrying capacity. Quantifies resource consumption relative to ecosystem capacity.

Flashcard 21: Identify a factor that affects carrying capacity.

Answer: Availability of resources such as food and water. These are limiting factors that constrain population size.

Flashcard 22: What is the effect of pollution on carrying capacity?

Answer: Pollution can lower carrying capacity by degrading resources. Contaminants reduce resource quality and ecosystem health.

Flashcard 23: What is a potential outcome of exceeding an ecosystem's carrying capacity?

Answer: Resource depletion and population crash. Resource exhaustion leads to rapid population decline.

Flashcard 24: What is a potential outcome of exceeding an ecosystem's carrying capacity?

Answer: Resource depletion and population crash. Resource exhaustion leads to rapid population decline.

Flashcard 25: Identify a consequence of long-term population overshoot.

Answer: Resource depletion and habitat destruction. Exceeding limits damages the ecosystem's ability to support life.

Flashcard 26: What is the relationship between carrying capacity and resource consumption?

Answer: Higher resource consumption can lower the carrying capacity. Higher consumption depletes resources faster, reducing sustainability.

Flashcard 27: How do invasive species affect carrying capacity?

Answer: They can reduce native species' carrying capacity by competing for resources. Non-native species consume resources needed by established populations.

Flashcard 28: What is the effect of pollution on carrying capacity?

Answer: Pollution can lower carrying capacity by degrading resources. Contaminants reduce resource quality and ecosystem health.

Flashcard 29: What does the term 'limiting factor' refer to?

Answer: A resource that constrains population growth. The scarcest essential resource determines population maximum.

Flashcard 30: What is carrying capacity in an ecological context?

Answer: The maximum population size an environment can sustain indefinitely. Represents the balance between population and available resources.

Flashcard 31: Identify a human factor that can increase carrying capacity.

Answer: Improved agricultural practices. Technology enhances productivity and resource management efficiency.

Flashcard 32: How does technological innovation impact carrying capacity?

Answer: Can increase it by improving resource efficiency. New technologies optimize resource use and reduce waste.

Flashcard 33: What role does biodiversity play in carrying capacity?

Answer: Higher biodiversity can increase ecosystem resilience and carrying capacity. Multiple species provide redundancy and ecosystem stability.

Flashcard 34: How does carrying capacity affect interspecific competition?

Answer: Limited resources increase competition between species. Scarce resources force species to compete more intensely.

Flashcard 35: What does the carrying capacity concept imply for sustainable development?

Answer: It underscores the need for balanced resource use. Prevents overexploitation and promotes long-term resource management.

Flashcard 36: Identify a consequence of human population growth on global carrying capacity.

Answer: Increased resource consumption and environmental stress. Growing human demands strain Earth's finite resource base.

Flashcard 37: Describe how carrying capacity relates to population dynamics.

Answer: Carrying capacity limits population growth and size. Acts as a ceiling that prevents unlimited population expansion.

Flashcard 38: How does climate change impact carrying capacity?

Answer: Alters resource availability and habitat conditions. Temperature and precipitation changes affect ecosystem productivity.

Flashcard 39: What is the significance of carrying capacity in conservation biology?

Answer: Helps in managing species populations and habitats. Ensures species survival within ecosystem resource limits.

Flashcard 40: What is the carrying capacity of an ecosystem determined by?

Answer: Limiting factors such as food, water, and space. These factors restrict population growth when they become scarce.

Flashcard 41: What is the carrying capacity of an ecosystem determined by?

Answer: Limiting factors such as food, water, and space. These factors restrict population growth when they become scarce.

Flashcard 42: Name a human activity that can alter carrying capacity.

Answer: Deforestation. Removes habitat and reduces available resources for wildlife.

Flashcard 43: Which term describes when a population exceeds its carrying capacity?

Answer: Overshoot. Occurs when birth rates exceed death rates beyond sustainable limits.

Flashcard 44: How do invasive species affect carrying capacity?

Answer: They can reduce native species' carrying capacity by competing for resources. Non-native species consume resources needed by established populations.

Flashcard 45: Describe how carrying capacity relates to population dynamics.

Answer: Carrying capacity limits population growth and size. Acts as a ceiling that prevents unlimited population expansion.

Flashcard 46: Name a human activity that can alter carrying capacity.

Answer: Deforestation. Removes habitat and reduces available resources for wildlife.

Flashcard 47: Which type of growth occurs when resources are unlimited?

Answer: Exponential growth. No resource constraints allow maximum reproduction rates.

Flashcard 48: What is carrying capacity in an ecological context?

Answer: The maximum population size an environment can sustain indefinitely. Represents the balance between population and available resources.

Flashcard 49: State the impact of technological advances on carrying capacity.

Answer: Technological advances can increase carrying capacity. Innovation improves resource efficiency and production capabilities.

Flashcard 50: What is the carrying capacity's role in ecosystem stability?

Answer: Maintains population size within sustainable limits. Prevents population crashes that destabilize ecosystem balance.

Flashcard 51: What happens to a population when it exceeds carrying capacity?

Answer: The population may experience a dieback or crash. Lack of resources causes increased mortality and population decline.

Flashcard 52: What is the impact of overfishing on marine ecosystems' carrying capacity?

Answer: Decreases it by reducing fish populations and altering food webs. Removes key species and disrupts marine food chain stability.

Flashcard 53: Identify a human factor that can increase carrying capacity.

Answer: Improved agricultural practices. Technology enhances productivity and resource management efficiency.

Flashcard 54: What happens when an ecosystem reaches its carrying capacity?

Answer: Population growth rate approaches zero. Birth and death rates balance when resources become limiting.

Flashcard 55: How does technological innovation impact carrying capacity?

Answer: Can increase it by improving resource efficiency. New technologies optimize resource use and reduce waste.

Flashcard 56: What is the role of ecological footprint in determining carrying capacity?

Answer: Measures human demand on resources, affecting carrying capacity. Quantifies resource consumption relative to ecosystem capacity.

Flashcard 57: What does the carrying capacity concept imply for sustainable development?

Answer: It underscores the need for balanced resource use. Prevents overexploitation and promotes long-term resource management.

Flashcard 58: What role does biodiversity play in carrying capacity?

Answer: Higher biodiversity can increase ecosystem resilience and carrying capacity. Multiple species provide redundancy and ecosystem stability.

Flashcard 59: What is the effect of habitat fragmentation on carrying capacity?

Answer: Decreases carrying capacity by reducing available habitat. Breaks up continuous habitat into smaller, less viable patches.

Flashcard 60: Identify the relationship between carrying capacity and sustainable yield.

Answer: Sustainable yield is the harvest that maintains carrying capacity. Harvesting must not exceed ecosystem regeneration capacity.

Flashcard 61: Identify a density-dependent factor affecting carrying capacity.

Answer: Competition for food. Intensifies as population density increases near capacity limits.

Flashcard 62: How is carrying capacity different from biotic potential?

Answer: Carrying capacity is the limit; biotic potential is the maximum growth rate. One sets limits while the other describes maximum reproduction rate.

Flashcard 63: What is the relationship between carrying capacity and resource consumption?

Answer: Higher resource consumption can lower the carrying capacity. Higher consumption depletes resources faster, reducing sustainability.

Flashcard 64: Identify a density-dependent factor affecting carrying capacity.

Answer: Competition for food. Intensifies as population density increases near capacity limits.

Flashcard 65: How does disease affect carrying capacity?

Answer: Disease can reduce carrying capacity by increasing mortality. Disease increases death rates and weakens population resilience.

Flashcard 66: Identify a method for estimating carrying capacity.

Answer: Population surveys combined with resource availability analysis. Compares current population with available resource supplies.

Flashcard 67: How does carrying capacity influence species survival?

Answer: Species must adapt or migrate if carrying capacity is exceeded. Forces evolutionary pressure and potential population movement.

Flashcard 68: How does disease affect carrying capacity?

Answer: Disease can reduce carrying capacity by increasing mortality. Disease increases death rates and weakens population resilience.

Flashcard 69: Explain the term 'dynamic equilibrium' in carrying capacity.

Answer: Population fluctuates around carrying capacity due to feedback mechanisms. Population oscillates around capacity due to lag effects.

Flashcard 70: What is the significance of carrying capacity in conservation biology?

Answer: Helps in managing species populations and habitats. Ensures species survival within ecosystem resource limits.

Flashcard 71: Define the term 'dieback' in relation to carrying capacity.

Answer: A population decrease following overshoot of carrying capacity. Population declines due to resource scarcity after overshooting.

Flashcard 72: What is the carrying capacity's role in ecosystem stability?

Answer: Maintains population size within sustainable limits. Prevents population crashes that destabilize ecosystem balance.

Flashcard 73: Which term describes when a population exceeds its carrying capacity?

Answer: Overshoot. Occurs when birth rates exceed death rates beyond sustainable limits.