Show:
Communities & Ecosystems
Populations
Feeding Relationships
Surprise Me
Biomes
100
Are abiotic factors part of a community?
No, an ecosystem.
100
The growth curve looks like a letter s
What is logistic growth.
100
The relationship between a wolf and an a deer
What is Predator/Prey
100
A hot region in which lack of rainfall permits little plant life.
What is desert.
100
Direct sunlight year round and abundant precipitation makes this biome the most diverse
What is tropical rain forest
200
An organism’s habitat is _____ , and its niche is _________
What is the address and the occupation (all the roles it plays in the community)
200
The size of a population is limited by _____.
What is the carrying capacity
200
Interaction between rabbits and grazing elks
What is competition
200
An organism which can be both primary and a secondary consumer.
What is an omnivore.
200
Fertile soil found in this biome; fires, grazing animals, and drought keep this biome free from many trees.
Grassland
300
The series of predictable changes that occur in an environment over time is called _________.
What is ecological succession
300
The maximum rate of increase of a population that can occur without limiting factors is the ____________
What is an exponential growth.
300
The relationship between a hookworm and a cat
What is parasitism
300
A eats B. In which direction should the arrow point in a food chain? a) A -> B b) B -> A
What is B
300
A seasonal climate provides for a variety of trees which lose their leaves annually.
What is temperate deciduous forest
400
The last stage in the process of ecological succession.
What is climax community.
400
The levels of ecological organization starting with an organism.
What is organism - population - community - ecosystem - biome - biosphere
400
The relationship between bees and flowers
What is mutualism
400
What is the difference between camouflage and mimicry?
What is blending vs. appearing a certain way (as something else, or something dangerous / bad tasting).
400
A treeless biome with permanently frozen subsoil and a short growing season.
What is Tundra
500
Niche partitioning results in __________ and _________ .
What is less competition and more resources.
500
What are the 3 patterns of dispersion
What is random, uniform, and clumped
500
The relationship between shark and remora fish
What is commensalisms
500
How much energy is passed from one trophic to the next and how does it affect the number of trophic levels in a food chain?
10%. 90 % of energy is lost with every energy transfer, so the number of trophic levels depends on productivity of the producers.
500
Long, severe winters and short, mild summers characterize this biome dominated by coniferous evergreen trees.
What is Taiga