Energy, trophism, and productivity Flashcards
Energy Imputs
Come from the sun
Energy outputs
Come from earth
What is OPEN energy?
Energy that flows to and from earth
What is Closed Energy?
Energy that are WITHIN the earth
What is nutrients cycles an example of?
Closed system
What is the flow of energy considered?
An Open System
First Law of Thermodynamics
Energy cannot be created or destroyed, it can only change form
Where does all energy come from?
The sun
-Troph
Self nourishing, producers
How are consumers organized?
Into trophic levels
Where are producers always at on a trophic level?
The bottom
Heterotrophs?
Consumers
What are some examples of heterotrophs
Herbivores, Carnivores, Omnivores, and detritivores (all get their energy from consuming a producer)
What do decomposers do?
Break down dead materials (bacteria, fungi, worms)
Detritivores?
Consume material to break it down