ecology 4 notes Interactions between species new text
... How does it get nourishment? What is it’s habitat? Is it part of a predator/prey relationship? Or some sort of symbiotic relationship? Who does this it compete with? How does it interact with abiotic components of the environment? (tolerance) ...
... How does it get nourishment? What is it’s habitat? Is it part of a predator/prey relationship? Or some sort of symbiotic relationship? Who does this it compete with? How does it interact with abiotic components of the environment? (tolerance) ...
population growth patterns
... • maximum reproductive rate under ideal conditions (or, intrinsic rate of natural increase) • Example: Under ideal conditions, a population of bacteria can grow to more than 10 in 24 h. • Limiting Factor: the name applied to an essential resource that is in short supply or unavailable, and prevents ...
... • maximum reproductive rate under ideal conditions (or, intrinsic rate of natural increase) • Example: Under ideal conditions, a population of bacteria can grow to more than 10 in 24 h. • Limiting Factor: the name applied to an essential resource that is in short supply or unavailable, and prevents ...
2016-2017 STUDY GUIDE ECOLOGY W ANSWERS
... BALANCE 17. Two members of the same species compete over who gets a certain food. Members of different species try to take over a certain nesting area. These are both examples of___COMPETITION. 18. In which type of symbiosis do organisms help each other? ...
... BALANCE 17. Two members of the same species compete over who gets a certain food. Members of different species try to take over a certain nesting area. These are both examples of___COMPETITION. 18. In which type of symbiosis do organisms help each other? ...
Ch7 Community Ecology PDF
... a. No. It's impractical to force international laws on individual fishermen that are simply trying to feed their families with the fishing techniques that they have. b. Yes. Sharks are an important part of marine ecosystems. They must be protected and, like all animals, they should be humanely treat ...
... a. No. It's impractical to force international laws on individual fishermen that are simply trying to feed their families with the fishing techniques that they have. b. Yes. Sharks are an important part of marine ecosystems. They must be protected and, like all animals, they should be humanely treat ...
ppt
... If more individuals are being born than dying, an increase in population size will occur. ( + number) If more individuals are dying than being born, a decrease in population size will occur. (-number) ...
... If more individuals are being born than dying, an increase in population size will occur. ( + number) If more individuals are dying than being born, a decrease in population size will occur. (-number) ...
Population Growth Curves
... are influenced by environmental and social factors • Uniform distribution results from intense competition or antagonism between individuals. • Random distribution occurs when there is no competition, antagonism, or tendency to aggregate. • Clumping is the most common distribution because environmen ...
... are influenced by environmental and social factors • Uniform distribution results from intense competition or antagonism between individuals. • Random distribution occurs when there is no competition, antagonism, or tendency to aggregate. • Clumping is the most common distribution because environmen ...
Evolution and Biodiversity
... 99.9% of all the species that have ever existed are now extinct To a very close approximation, all species are extinct Background vs. Mass Extinction Low rate vs. 25-90% of total Five great mass extinctions in which numerous new species (including mammals) evolved to fill new or vacated ni ...
... 99.9% of all the species that have ever existed are now extinct To a very close approximation, all species are extinct Background vs. Mass Extinction Low rate vs. 25-90% of total Five great mass extinctions in which numerous new species (including mammals) evolved to fill new or vacated ni ...
6. Community Ecology new
... • Resource: food, space, mates, etc. • Territoriality – Organisms patrol or mark an area – Defend it against others – Good territories have • Abundant food, good nesting sites, low predator pop. ...
... • Resource: food, space, mates, etc. • Territoriality – Organisms patrol or mark an area – Defend it against others – Good territories have • Abundant food, good nesting sites, low predator pop. ...
Population and Carrying Capacity
... 'Carrying capacity' refers to the size of a population that can be supported indefinitely by the resources and services of a given ecosystem. Beyond this carrying capacity, no additional individuals can be supported, at least not for long. When a population is maintained at its carrying capacity, ...
... 'Carrying capacity' refers to the size of a population that can be supported indefinitely by the resources and services of a given ecosystem. Beyond this carrying capacity, no additional individuals can be supported, at least not for long. When a population is maintained at its carrying capacity, ...
ECOLOGY-2
... • The total environment and way of life of all members of a particular species of organism in the community • An ecological niche is the role that an organism plays in its environment • By analogy, a niche is roughly equivalent to an organism’s profession, as opposed to its address. ...
... • The total environment and way of life of all members of a particular species of organism in the community • An ecological niche is the role that an organism plays in its environment • By analogy, a niche is roughly equivalent to an organism’s profession, as opposed to its address. ...
1 Chapter 4-HB Population Ecology Population growth is a critical
... -Resources become limited with more individuals h. -occurs when exponential growth stopped by limiting factors -growth levels off at carrying capacity i. -the maximum number of species an area can hold for an extended period of time -eg. deer in summer and deer in winter -resources become limited as ...
... -Resources become limited with more individuals h. -occurs when exponential growth stopped by limiting factors -growth levels off at carrying capacity i. -the maximum number of species an area can hold for an extended period of time -eg. deer in summer and deer in winter -resources become limited as ...
Indirect interactions
... pollination from the other moth species; the ant receives the benefit of a food resource with only minor damage to the plant). In the absence of the non-pollinating moth, the interaction between ant and yucca is of a more predator-prey nature. ...
... pollination from the other moth species; the ant receives the benefit of a food resource with only minor damage to the plant). In the absence of the non-pollinating moth, the interaction between ant and yucca is of a more predator-prey nature. ...
Ch 1-3 Envir
... Process that changes an organism to better suit their environment Those organisms with characteristics best suited for their environment will be successful Those poorly suited for their environment are less likely to reproduce or survive Over time poorly suited characteristics disappear from the pop ...
... Process that changes an organism to better suit their environment Those organisms with characteristics best suited for their environment will be successful Those poorly suited for their environment are less likely to reproduce or survive Over time poorly suited characteristics disappear from the pop ...
Notes compiled - Raleigh Charter High School
... to be found living near maximum density. Example: oak trees r-selected growth or opportunisic species: these are species that are not good competitors, but can live in variable environments. Because of this they tend to be “pioneers” who live in deserted environments and are later out-competed by K- ...
... to be found living near maximum density. Example: oak trees r-selected growth or opportunisic species: these are species that are not good competitors, but can live in variable environments. Because of this they tend to be “pioneers” who live in deserted environments and are later out-competed by K- ...
Ecology Test *Use Answer sheet TEST A Test Number: Chapter 3, 4
... 4. The event that can occur after a lake receives a large input of nitrogen from fertilizers is a. an algal bloom c. nitrogen compounds are recycled b. algae begin to die and decomposers take over d. the concentration of oxygen drops below 5. Each of the following is an abiotic factor in the environ ...
... 4. The event that can occur after a lake receives a large input of nitrogen from fertilizers is a. an algal bloom c. nitrogen compounds are recycled b. algae begin to die and decomposers take over d. the concentration of oxygen drops below 5. Each of the following is an abiotic factor in the environ ...
How Populations Grow
... Identify the limiting factors that depend on population density. Identify the limiting factors that do not depend on population density. ...
... Identify the limiting factors that depend on population density. Identify the limiting factors that do not depend on population density. ...
B 262, F 2002 Name
... kills 80%-95% of its sufferers within a few weeks, the remaining 5%-20% of those infected recover. An outbreak of black plague in Europe in 1347-1351 reduced the European population by one third (25,000,000+). Tuberculosis (Mycobacterium tuberculosis) kills 5% of its sufferers within a year, the oth ...
... kills 80%-95% of its sufferers within a few weeks, the remaining 5%-20% of those infected recover. An outbreak of black plague in Europe in 1347-1351 reduced the European population by one third (25,000,000+). Tuberculosis (Mycobacterium tuberculosis) kills 5% of its sufferers within a year, the oth ...
Ecosystems and Communities
... Habitat: the area where an organism lives, including the biotic and abiotic factors that affect it Niche: an organism’s habitat plus its role in an ecosystem ...
... Habitat: the area where an organism lives, including the biotic and abiotic factors that affect it Niche: an organism’s habitat plus its role in an ecosystem ...
Ecology BookWork Review Packet
... 8. Define the marine zones: intertidal, neritic, coral reef, oceanic, pelagic, benthic 9. Explain the following biomes: **I have given you one fact about each to get you started: a. Tropical forests – constant photoperiod and temperature b. Savannas – tropical grasslands with scattered trees c. Dese ...
... 8. Define the marine zones: intertidal, neritic, coral reef, oceanic, pelagic, benthic 9. Explain the following biomes: **I have given you one fact about each to get you started: a. Tropical forests – constant photoperiod and temperature b. Savannas – tropical grasslands with scattered trees c. Dese ...
Glossary Ecology
... Biodiversity: (Gk. bios, life) Refers to aspects of variety in the living world; used to describe the number of species, the amount of genetic variation or the number of community types present in the area. Biogeochemical Cycle: The movement of chemical elements between organisms and non-living comp ...
... Biodiversity: (Gk. bios, life) Refers to aspects of variety in the living world; used to describe the number of species, the amount of genetic variation or the number of community types present in the area. Biogeochemical Cycle: The movement of chemical elements between organisms and non-living comp ...
Populations - lewishardaway
... fluctuates near the carrying capacity of the environment. Limits to Growth • Population Density: the number of individuals in a population in a given area in a given time • Density-Dependent Factors: factors that affect populations in different ways depending on population density predators, oxygen ...
... fluctuates near the carrying capacity of the environment. Limits to Growth • Population Density: the number of individuals in a population in a given area in a given time • Density-Dependent Factors: factors that affect populations in different ways depending on population density predators, oxygen ...