Types of Community Interactions
... • Density-dependent limiting factor — factor that only limits growth of a population when the population density reaches a certain level (overcrowding). • Examples: food, water, shelter, competition, predation, parasitism, and disease ...
... • Density-dependent limiting factor — factor that only limits growth of a population when the population density reaches a certain level (overcrowding). • Examples: food, water, shelter, competition, predation, parasitism, and disease ...
Notes: 14.1-2 PPT - Learn District 196
... A habitat is all aspects of the area in which an organism lives. • biotic factors ...
... A habitat is all aspects of the area in which an organism lives. • biotic factors ...
fundamental niche - NWHS Mr. Corsini
... Complete competitors cannot coexist What if you put more seeds in the environment? Competitive exclusion is reached more slowly with more resources, but will still happen What if you added another resource to the environment? Stable coexistence requires niche differentiation, these two species are t ...
... Complete competitors cannot coexist What if you put more seeds in the environment? Competitive exclusion is reached more slowly with more resources, but will still happen What if you added another resource to the environment? Stable coexistence requires niche differentiation, these two species are t ...
Science 9 Unit A 1.0
... Interspecies competition occurs when two different species are competing for the same niche ...
... Interspecies competition occurs when two different species are competing for the same niche ...
Population Growth and Stresses PPT
... Biotic potential – capacity for population growth under ideal conditions o Larger organisms tend to have low potential Intrinsic rate of increase (r) – rate the population of a species would grow if it had unlimited resources ...
... Biotic potential – capacity for population growth under ideal conditions o Larger organisms tend to have low potential Intrinsic rate of increase (r) – rate the population of a species would grow if it had unlimited resources ...
HL Population Dynamics Test
... 1. What factors control Population? _________________________ _________________________ _________________________ _________________________ 2. What is the significance of these factors? __________________________________________________________________________ _______________________________________ ...
... 1. What factors control Population? _________________________ _________________________ _________________________ _________________________ 2. What is the significance of these factors? __________________________________________________________________________ _______________________________________ ...
Oceans revision sheet
... Effect species that eat Cod die out or migrate away. Species that are eaten by Cod have population explosion (jellyfish) Effect by-catch eg turtles, dolphins caught in large nets Pollution– sewage, litter & farming Effect fertilizers from farms wash into sea and cause eutrophication, where algae gro ...
... Effect species that eat Cod die out or migrate away. Species that are eaten by Cod have population explosion (jellyfish) Effect by-catch eg turtles, dolphins caught in large nets Pollution– sewage, litter & farming Effect fertilizers from farms wash into sea and cause eutrophication, where algae gro ...
Chapter 49 – The Biosphere and Biomes
... Section 44.2 – Interspecific Interactions Affect Population Dynamics and Species Distributions 3. What is the difference between intraspecific interactions and interspecific interactions? 4. Examine Figure 44.3. Use the results of that experiment to explain how population densities and growth rate m ...
... Section 44.2 – Interspecific Interactions Affect Population Dynamics and Species Distributions 3. What is the difference between intraspecific interactions and interspecific interactions? 4. Examine Figure 44.3. Use the results of that experiment to explain how population densities and growth rate m ...
Distinguish between these 3 root types: - mvhs
... Trophic Level- The level in a food chain that an organism functions at. Energy Flow – Only 10% of the energy is transferred from one trophic level to the next. The rest of the energy is used for metabolic processes (like respiration) and lost during excretion. ...
... Trophic Level- The level in a food chain that an organism functions at. Energy Flow – Only 10% of the energy is transferred from one trophic level to the next. The rest of the energy is used for metabolic processes (like respiration) and lost during excretion. ...
Evolution as a process
... • How do the forces of natural selection work to favor species changes? ...
... • How do the forces of natural selection work to favor species changes? ...
Chapter 6: Establishment Success: The Influence of Biotic Interactions
... The Eltonian “Diversity-Invasibility hypothesis” states that places with many diverse native species are more likely to repel non-natives. While data from smallscale experiments (ex. Smith & Knapp 2001) have agreed with Elton’s hypothesis, the opposite trend has been seen in experiments with larger ...
... The Eltonian “Diversity-Invasibility hypothesis” states that places with many diverse native species are more likely to repel non-natives. While data from smallscale experiments (ex. Smith & Knapp 2001) have agreed with Elton’s hypothesis, the opposite trend has been seen in experiments with larger ...
EK 8.11B Competition Reading
... an organism to survive and reproduce in its habitat. For example, the ability of an eagle or hawk to better see prey at a distance, and the ability of a deer to better smell a predator and run fast enough to avoid being eaten, are adaptations that help them survive. The process by which species deve ...
... an organism to survive and reproduce in its habitat. For example, the ability of an eagle or hawk to better see prey at a distance, and the ability of a deer to better smell a predator and run fast enough to avoid being eaten, are adaptations that help them survive. The process by which species deve ...
environmental science - Clinton Community College
... • Intermediate disturbance hypothesis predicts that communities that experience frequent but moderate disturbances have the most species diversity ...
... • Intermediate disturbance hypothesis predicts that communities that experience frequent but moderate disturbances have the most species diversity ...
Community Interactions
... Neutral relationships – where organisms do not affect each other directly. Indirectly they may affect each other. Example: Canadian lynx and grass. Commensalism – directly helps one organism without affecting the other. Example: Birds use trees for roosting. ...
... Neutral relationships – where organisms do not affect each other directly. Indirectly they may affect each other. Example: Canadian lynx and grass. Commensalism – directly helps one organism without affecting the other. Example: Birds use trees for roosting. ...
Populations Study Guide
... □ I can describe the growth of populations in terms of the mathematical relationship among carrying capacity, biotic potential, environmental resistance, and the number of individuals in the population (22.1, 22.2) ...
... □ I can describe the growth of populations in terms of the mathematical relationship among carrying capacity, biotic potential, environmental resistance, and the number of individuals in the population (22.1, 22.2) ...
ch 54 Guided Reading
... in freshwater. When there is enough food, water, and space, populations of these species grow rapidly and follow a pattern known as exponential growth, in which the total number of potentially reproducing organisms increases with each generation. However, populations of any organism will not increas ...
... in freshwater. When there is enough food, water, and space, populations of these species grow rapidly and follow a pattern known as exponential growth, in which the total number of potentially reproducing organisms increases with each generation. However, populations of any organism will not increas ...
Ch 54 notes with additions from 55-56
... abundance is more diverse than one that has a few abundant species and the others are rare. • Keystone species hold such an important role in their niche that they have control over the structure of the community. • Categories of Keystone Species Keystone Species Animation ...
... abundance is more diverse than one that has a few abundant species and the others are rare. • Keystone species hold such an important role in their niche that they have control over the structure of the community. • Categories of Keystone Species Keystone Species Animation ...
Document
... plays a distinct role by which it gathers the resources necessary for life. Since resources such as sunlight, food, and water are limited, organisms that attempt to use those resources in exactly the same way will compete. Competition will lead species to evolve different strategies for acquiring re ...
... plays a distinct role by which it gathers the resources necessary for life. Since resources such as sunlight, food, and water are limited, organisms that attempt to use those resources in exactly the same way will compete. Competition will lead species to evolve different strategies for acquiring re ...
Species interactions
... Ecological Niche: • a species’ ecological ‘role’ • all the environmental factors that influence the growth, survival, and reproduction of a species • an n-dimensional hypervolume within which a species’ population growth is positive ...
... Ecological Niche: • a species’ ecological ‘role’ • all the environmental factors that influence the growth, survival, and reproduction of a species • an n-dimensional hypervolume within which a species’ population growth is positive ...
Niche
... water, and shelter to be successful Competitive exclusion principle: when two species are competing for the same resources, one species will be better suited to the niche, pushing the other species to another niche or extinction. Other outcomes Evolutionary response Example: selection for di ...
... water, and shelter to be successful Competitive exclusion principle: when two species are competing for the same resources, one species will be better suited to the niche, pushing the other species to another niche or extinction. Other outcomes Evolutionary response Example: selection for di ...
QA: Populations - ANSWER KEY - Liberty Union High School District
... The change in population over time (growth rate) is represented by this letter? This equation/rule helps a scientist determine the amount of time required for a population to double in size? These factors affect populations randomly; examples include fire, drought, flood? These factors affect popula ...
... The change in population over time (growth rate) is represented by this letter? This equation/rule helps a scientist determine the amount of time required for a population to double in size? These factors affect populations randomly; examples include fire, drought, flood? These factors affect popula ...