A primary source of energy for an ecosystem
What is solar energy (Sunlight)?
The maximum number of organisms an environment can support
What is a Carrying Capacity?
Each step in a food chain or food web.
What is a trophic level?
The reason why populations of organisms do not grow exponentially and have a carrying capacity.
What are Limiting Factors?
This type of organism converts organic waste into compounds usable by autotrophs
What are decomposers?
The reason why introduced or invasive species overpopulate the new environment
What are No Natural Predators?
Humans eat both plants and animals so they are categorized as this type of heterotroph.
What is an omnivore?
This type of heterotroph has to have the largest population out of all the heterotrophs in a balanced ecosystem.
What are herbivores (primary consumers)?
The arrows in a food chain or web represent this.
What is the flow of energy?
The reason why two organisms occupying the same niche might not compete.
What are Unlimited resources (food/shelter)?