What is a specific role that an organism occupies?
Niche
As you go up the energy pyramid, the amount of organisms get from the sun decreases. True or false?
True
An ecological relationship in which two of the same species compete.
Interspacific Competition
All food webs start with ___________.
What are producers / autotrophs / plants.
These organisms recycle dead matter and waste into nutrients for the soil.
Decomposers
E. coli are bacteria that live in the gut of human beings. The human provides the ideal habitat for habitat for E. coli reproduction and the E. coli provides the vitamin K that we use. What is this relationship called?
What is a mutualistic relationship?
Group of the same species in an ecosystem interacting with each other is also known as a ___________.
Population
Abiotic means
nonliving
Predation occurs in this kind of relationship.
Predatory Prey?
A system that includes all living organisms (biotic factors) in an area as well as its physical environment (abiotic factors) functioning together.
What is an ecosystem?
Organisms that can generate their own food are also known as producers, or ________________.
Autotrophs
Plants and animals are this
biotic
In a this relationship its the host that is being harmed.
Parasitism
These organisms (like you and me!) can't make their own food. All consumers are ________.
What is heterotrophs?
When predators increase in a food web, what is the impact on the food web?
The number of prey decrease, and eventually, the predators run out of food to eat because they have hunted all the prey.