Energy Roles
something that produces food for itself
What is a producer?
The energy role a first level consumer gets its energy from
What is producers?
any living thing that feeds on both plants and animals
What is an omnivore?
Living things and their products in an ecosystem
What are biotic factors?
One living thing
What is an organism?
The arrows in a food chain and food web represent....
What is the direction of energy flow?
An organism that feeds only on producers
What is an herbivore?
Any living thing that breaks down dead organisms or their waste.
What is a decomposer?
The job of Fungi as decomposers
What is break down dead or dying materials to raw nutrients in the soil?
Three types of energy roles in an ecosystem.
What are producers, consumers, and decomposers?
A model describing one path of energy in an ecosystem.
What is a food chain?
The type of consumer that searches for food already killed
What is a scavenger?
In a food chain what is the level of consumer that eats the producer called
What are primary consumers?
bacteria, fungi, worms, ants, beetles, sow bugs
What are some examples of decomposers?
Sun, soil, water, and air
What are the nonliving/abiotic factors in an ecosystem?
the number of individuals of a species in one place at one time
What is a population?
Organisms with the largest amount of energy in an energy pyramid.
What are producers?
Any living thing that breaks down dead organisms or their waste.
What is a decomposer?
Type of consumer that eats an organism which got its energy from a producer
What is 2nd level consumer?
mountain lion, wolf, snake, shark
What are examples of carnivores?
What are resources found in an ecosystem?
All the populations living in one place ?
What is Community?
In the a food web the mushroom and bacteria are....
What are decomposers?
An organism that eats other consumers
What is a Carnivore
An organism that feeds only on other consumers
What is a carnivore?
A fox, bear, raccoon, human
What are Omnivores?
Things that cause a population to decrease.
What are limiting factors?
Changes a population by moving into an area.
What is immigration?
A model with a system of overlapping food chains
What is a food web?
A type of organism that gets energy from both producers and consumers.
What is omnivore?
An animal that eats plants or other animals and does not make its own food.
What is a consumer?
Grasshopper, deer, cows
What are herbivores/primary consumers?
A drought would affect this limiting factor.
What is water?
organism, population, community, ecosystem
What are the 4 levels of organization in an ecosystem?
Model of the loss of energy through feeding levels in an ecosystem
What is a food pyramid?