Communities
Limting Factors
Ecological Relationships
Succession
Energy Pyramid
100
The many overlapping food chains in an ecosystem.
What is a food web.
100
Everything that a habitat must provide.
What are food, water and shelter?
100
Bees and flowers in an ecosystem.
What is biotic factors?
100
The first species to populate an area where primary succession is taking place.
What pioneer species?
100
The first organism in a food chain.
What is a producer?
200
An organism that breaks down waste and dead organisms.
What is a decomposer?
200
The largest population that an environment can support.
What is carrying capacity?
200
An interaction in which one organism kills and eats another.
What is predation?
200
The series of changes that occur in an area where no ecosystem previously existed.
What is primary succession?
200
Second-level consumers.
What is carnivores or omnivores?
300
An organism’s particular role in its habitat, or how it makes its living.
What is a niche?
300
If the birth rate is greater than the death rate.
What is population size generally increases?
300
When one member of a group lets the other members do all of the work. (or When a tick is living on a cat.)
What is a parasite?
300
A series of predictable changes in a community.
What is succession?
300
In an energy pyramid, the third-level consumer level has the least of this.
What is energy?
400
A carnivore that eats dead organisms.
What is a scavenger?
400
The number of animals moving out of a population.
What is the emigration rate?
400
A close relationship between two species that benefits at least one of the species.
What is symbiosis.
400
The series of changes that occurs after a disturbance in an existing ecosystem.
What is secondary succession?
400
What do producers release.
What is oxygen?
500
Organism, population, community, and ecosystem.
What are the units of ecological organization from smallest to largest?
500
The number of animals moving into a population.
What is the immigration rate?
500
A mushroom enters a bar and buys free drinks for everyone. When the bartender asks him, "Why", he says...
What is "Hey, I'm a fungi!"
500
It is shown in this image.What is primary succession?
500
Organisms that eats producers and consumers.
What are omnivores?