An organism that eats only plants is a________________
What is herbivore
100
The base of the food web is the ________________
What are the producers.
100
One of our primary elements that we are made of is____________ from ancient times.
What is carbon?
100
Without this group of organisms all others would eventually starve.
What are producers?
100
Shelf mushrooms would be an example of what category of organisms?
What is a decomposer?
200
An organism that uses photosynthesis to create it's own energy is an ___________________
What is autotroph or producer
200
These organisms are at the top of the food web
What is a carnivore?
200
This group of organisms return carbon and matter for reuse in the ecosystem.
What is decomposers returning matter to the soil.
200
If the producers have 70,000 kcal of energy, how much energy is available for the level 4 organisms?
What is 70 kcal of energy.
200
Another word for producer
What is autotroph
300
A rock and the sun are ________________ components of an ecosystem.
What is abiotic
300
What is a term that describes organism that eat both plants and animals?
What is an omnivore?
300
Trees and plants bring in ______________ and expel _________ as part of the carbon cycle.
What is Carbon Dioxide and Oxygen
300
The amount of energy that is consumed/used by the organism per trophic level is _______________.
What is 90%
300
A field of tulips is an example of a ______________.
What is a population
400
This group of organisms is responsible for the conservation of matter in a food web.
What are the decomposers
400
As energy moves up through the food web a large portion is used by the organism. What is the amount that is passed on to the above organisms referred to?
What is the Rule of 10?
400
What do animals take in ____________ and what do they expel_____________ as part of the carbon cycle?
What is Oxygen and Carbon Dioxide
400
This is what happens to the energy that doesn't move up to the next tropic level.
What is lost in heat and used for bodily functions of the organism.
400
Another word for consumer
What is a heterotroph
500
Each level of organism is referred to as a ________________
What is trophic level
500
The abiotic factor that animals give off that makes plants dependent on them for survival.
What is carbon dioxide
500
This element must be "fixed" by bacteria for plants to be able to use it.
What is Nitrogen
500
The purpose of a food web
What is a way to organize, predict and trace the flow of energy, biomass and the number of organisms in an ecosystem.
500
All the plants and animals that live in a valley between two mountains is an example of a __________________.