Limiting Factors
Energy Roles
Populations
Food Webs
Symbiosis
100
Hunting sea otters for their fur.
Abiotic.
100
What is an herbivore?
Organism that eats plants.
100
What is an organism's home called?
Habitat
100
What is an energy pyramid?
A diagram that shows the comparative amount of energy at each feeding level.
100
What is mutualism?
A relationship in which both organisms benefit.
200
A disease killing all the mako sharks.
Biotic
200
What is a carnivore?
An organism that eats other animals.
200
Who is part of a squirrel's community?
plants, insects, rabbits, deer, wolves, coyotes, foxes, black bears
200
What are primary consumers?
Organisms that eat plants.
200
What is commensalism?
A relationship in which one organism benefits and the other is unaffected.
300
A hurricane flooding all the plants in an ecosystem.
Abiotic
300
What is an omnivore?
An organism that eats plants and animals.
300
Who are the producers of an ocean FLOOR community?
Chemosynthetic bacteria
300
What is a producer?
An organism that can make its own food through the process of photosynthesis.
300
What is parasitism?
A relationship in which one organism benefits and the other is harmed.
400
A wolf pack moving into another wolf pack's territory.
Biotic
400
What is a scavenger?
A carnivore that eats dead organisms.
400
Where is energy lost to in an ecosystem?
Organisms' life processes (respiration, digestion, etc) and the environment.
400
What is the difference between a food chain and food web?
A food web shows all the different food chains in an ecosystem. A food chain just shows one path.
400
What type of symbiotic relationship exists between zebras and antelopes?
Mutualistic
500
The water temperature increasing by 1 degree every year, killing coral reefs.
Abiotic
500
What is a decomposer?
An organism that breaks down dead organisms and returns the nutrients into the earth.
500
Why are there less organisms at the top of an energy pyramid?
Less energy available to support them.
500
How much energy is passed on to the next level of an energy pyramid?
Only 10% of the energy from the previous level.
500
What is symbiosis?
Any close relationship between species.
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