Parts of Ecosystems
the prefix "bio-" means
LIFE
The type of organism found at the BOTTOM of an energy pyramid
producers/autotrophs
Provide ONE (1) example of a factor that can limit the carrying capacity of an ecosystem
food; water; space; shelter; resources
list at least 2 non-living (abiotic) factors that impact ecosystems
water, sun, CO2, O2, nutrients, etc.
All energy in an ecosystem originates at the ________
Sun
The maximum number of organisms that an ecosystem can support.
Carrying Capacity
Anything that eats food is considered a
consumer/heterotroph
When organisms eat the same food or use the same limited resources
competition
A state of balance within an environment.
equilibrium
plants perform ___________ which releases __________ into the atmosphere. Animals take it in and release _____________.
photosynthesis, oxygen, carbon dioxide
All producers are removed from an ecosystem. What impact will this have on the ecosystem?
All organisms will die.
state one effect a drought will have on an ecosystem.
producers will decrease which decreases consumers.
organisms that recycle dead organisms are called
decomposers
Only 10% of energy is passed up from one level of an energy pyramid to the next. The rest of the energy is used for what?
daily activities / lost to the environment / released as heat
Student A: "My ecosystem is stable because it has many different organisms. This will help it be stable because each organism brings different options for food."
What concept are they referring to that helps ecosystems?
biodiversity