Vocabulary
All of the biotic and abiotic factors in one area
Ecosystem
These organisms create their own energy through the use of photosynthesis or chemosynthesis.
Producers
The largest biome on Earth
Ocean
The interaction where one species benefits and the other is hurt
Parasitism
All of the living things in one area
Community
These organisms are herbivores, therefore they are called ______________ consumers.
What is primary?
The biome with the coldest weather, where not many plants are able to grow and only the toughest animals can survive, such as polar bears and arctic wolves.
What is the tundra?
A group of the same type of organism living in the same area at the same time
Population
An organism that is killed and eaten by another organism.
What is prey?
A relationship between two species in which one species benefits and the other is neither helped nor harmed.
What is commensalism?
These organisms are the third consumers in a food chain. They are called ____________ consumers.
Tertiary
What we call the first species in primary succession
Pioneer species
If the only secondary consumer in an ecosystem leaves, what two groups would be the most immediately impacted?
Tertiary consumers and primary consumers
A carnivore that feeds on the bodies of dead organisms.
Detritivore (or scavenger)
An organism that breaks down waste and dead organisms
What is a decomposer?
This is a way to show how energy in a food web is allocated. Usually there is a large base and a pointed top.
(Trophic) Pyramid
These are the two main factors that we use to describe biomes
Temperature and precipitation
Any major, sudden change to an ecosystem, that threatens to bring it down
Disturbance
What is the ability to maintain a relatively stable internal environment?
Homeostasis
A series of events in which one organism eats another and obtains energy. Usually written on one line.
What is a food chain?
What is the percentage of energy LOST as it moves from producer to primary consumer to secondary consumer?
What is 90%?
What type of biome would you find on the coast of California (and in Greece)?
Chaparral
Name two things humans rely on rainforests for
Paper, medicine, food
A group of organism that are physically similar and can mate with each other and produce offspring that can also mate and reproduce.
Species