Animals, Dog, Giraffe, Elephant, Horse
Plants, Algea, Lilly Pads, Duck Weed, Tree
J-curve- when the graph starts off low and level and then increases dramatically.
S-curve- when the graph starts slow and gets faster and faster and then levels off.
An individual form of life. ex. Rabbit
More than 1 organism or a group of organisms.
Group of different organisms that live together and interact. ex. Plants or Animals
Place where many communities interact. ex. Pond, Under a rock
Geographic area determined by climate and elevation. ex. Rainforest, Savannah, Coniferous forest, Deciduous forest, Grassland, Saltwater, Marine biome and Fresh water
A food chain is less complex than a food web, and it's a direct line.
A food web shows many feeding relationships in an ecosystem.
1) Overexploitation- When we hunt alot of species faster than they can be replaced.
2) Introduction of Exotic Species- When a new species is introduced to an unfamiliar habitat.
3) Habitat Destruction- When we destroy animals homes and they then have to find somewhere else to live.
1) Ecosystem- Differences in ecosystems in habitats.
2) Genetic- Different genes or characteristics in a species.
3) Total Number of Species- The number of different types of species.
Biotic- Living organisms, an organism that was living at one point or a part of something that is living.
Abiotic- Not living organisms, something that is not alive or will never be alive.
Scavenger- Feeds off of dead things.
Decomposer- Breaks down dying things.
Omnivore- Eats plants and meat.
Herbivore- Eats only plants.
Carnivore- Eats only meat.
A process in which communites in an ecosystem change over time.
Primary Sucession, Occurs in places where an ecosystem has never existed.
Secondary Sucession, Process that begins in an ecosystem when something has disturbed the natural community; occurs in abandoned fields, farmlands, parking lots, etc., Stages that lead to Climax Community, Stage 1- Annual weeds cover an abandoned field., Stage 2- Perennial weeds and grasses grow., Stage 3- Shrubs dominate., Stage 4- Pine forests dominate and spread faster., Stage 5- Pines are crowded and oak-hickory forests dominate and remains unless disturbed.
An underground layer of rock, sediment, or soil that gives out water.
An area where different lakes or rivers drain into one body of water.
To not let water pass through.
Impermeable Surface- A surface where water flows off or sits on the surface., Ex. Sidewalk, Parking Lot, or Driveway
Rainwater that runs off surfaces into a body of water.
When you know exactly where the pollution is coming from.