Energy Roles
What are the 3 roles of organisms in an ecosystem?
Producer, Consumer, Decomposer
_________ moves through an ecosystem when one organism eats another
Energy
This type of consumer eats only plants
herbivore
During photosynthesis, plants take in ____________________ and produce sugars/food for themselves & release _________.
carbon dioxide (CO2)
oxygen
Which organisms make their own food? And give an example of one in your ecosystem.
Producer: grass, oak tree, sunflower, algae, moss, fern, etc.
Which is a better representation of the flow of energy through an ecosystem, a food chain or food web?
food web- many overlapping food chains and organisms which is more like an ecosystem
This type of consumer eats only animals
carnivore
Decomposers release carbon to the ___________ and ________________ to the atmosphere.
soil
carbon dioxide
Which type of organism BREAKS DOWN organic matter?
decomposer
How does energy enter most ecosystems?
as sunlight-energy from the sun
This type of consumer eats bOth plants and animal matter
Omnivore
How is a cow part of the carbon and oxygen cycle?
INCLUDE: carbon, CO2, and oxygen
CO2 is released when the cow breathes out (exhales).
Carbon eaten in plants/is released through waste.
Oxygen is taken in when inhaled.
What type of organism eats food to get energy?
consumer
The least amount of energy is available at the ______ of the energy pyramid.
top
This type of consumer feeds on the remains of dead animals
scavenger
The main processes in the water cycle are:
evaporation, condensation- clouds, precipitation
When a consumer feeds on producers it is a ___ consumer
primary (1st level)
What do arrows show in a food chain and web?
transfer of energy
When a consumer feeds on another consumer that ate plant matter, it is a ___ level consumer
secondary (2nd level)
When fossils fuels are burned, it releases extra ___ gas into the atmosphere
carbon dioxide