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Ecology Exam Review
Get in a seat, and get out your HW
• While I check HW define the following words…– Edge– Community– Population– Census– Biome– Habitat (4 components)
Define Ecology
Define Ecology
• study of living things and the interactions that take place among organisms and their environment
Describe each of the following terms:
• Biotic
• Abiotic
• Organic
• Inorganic
Describe each of the following terms:
• Biotic – living
• Abiotic – non-living
• Organic – related to something living
• Inorganic – never living
Describe a biome
• Biome
Describe each of the following terms:
• Biome - large geographic areas with similar climates and ecosystems
List the land biomes
• Includes:– TUNDRA– TAIGA or CONIFEROUS FOREST– DESERT– TROPICAL RAINFOREST– TEMPERATE RAINFOREST– DECIDUOUS FOREST– DESERT– GRASSLAND
Describe each of the following terms:
• Organism
• Species
• Population
• Community
Describe each of the following terms:
• Organism – one of any living thing
• Species – similar organisms that can reproduce
• Population - all the organisms that belong to the same species in an area
• Community - all the populations of different species that interact in an ecosystem
Describe each of the following terms:
• Ecosystem
• Habitat
• Niche
Describe each of the following terms:
• Ecosystem - all the living organisms that live in an area and the nonliving features of their environment
• Habitat - place where an organism lives
• Niche – an organism’s role in an ecosystem; how it gets food, lives
Describe each of the following terms:
• Limiting factor
• Carrying capacity
Describe each of the following terms:
• Limiting factor - anything that can restrict the size of a population
• Carrying capacity - largest number of individuals of a particular species that an ecosystem can support over time
Describe each of the following terms:
• Predator
• Prey
Describe each of the following terms:
• Predator – an animal that hunts and kills other animals for food
• Prey – an animal that is hunted and caught for food
Layers of the forest