Food Web, Food Chain and Energy Pyramids
Community Interactions
Biomes
Roles in the Ecosystem
Changes in Population Sizes
100
The Shark
What is the top consumer in an marine biome?
100
When an animal is hunted and killed for food.
What is predation?
100
The coldest biome.
What is the tundra?
100
Foundation of a food web.
What are producers?
100
Birth, immigration
What causes a population to increase?
200
A Herbivore
What is the role of a primary consumer?
200
One organism is unaffected the other organism benefits.
What is commensalism
200
Has the most biodiversity in the world.
What is the tropical Rain forest?
200
Breaks down dead organisms and wastes
What are decomposers?
200
Death and emigration
What causes a population to decrease?
300
100%
How much energy is found at the producer level?
300
When both species benefit
What is mutualism?
300
Receives little to no rain and temperatures are very hot.
What is the desert?
300
Any role that an organisms plays in a community.
What is a niche?
300
space, water, sunlight, climate
What are abiotic limiting factors?
400
The flow of energy from one organism to the next in one direction.
What does the arrows in a food web and chain represent?
400
A close long term relationship between two different species.
What is symbiosis?
400
Frozen soil in the Tundra
What is permafrost?
400
Eats the producers.
What are primary consumers?
400
Diseases, predation, food sources
What are biotic limiting factors?
500
Shows the amount of energy in an ecosystem at each level.
What is an energy pyramid?
500
When a tick sucks the blood of a dog?
What is an example of parasitism?
500
Very little rain, grazing animals and short grasses.
What is the grasslands?
500
Smallest population in an ecosystem
What are top consumers?
500
to Care for young, to kill a large prey, or create heat
What is the purpose of cooperation?
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