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Why are there usually only 4 or 5 links in a food chain?
bacteria & fungi
all answers are correct
There is not enough energy available to support numerous top-level predators
Producers
Highest number of organisms that can an ecosystem can support for an extended period
living things in an environment
90%
Converting atmosphereic nitrogen to a more usable form for plants
Biotic factors are defined as:
bacteria & fungi
all answers are correct
There is not enough energy available to support numerous top-level predators
Producers
Highest number of organisms that can an ecosystem can support for an extended period
living things in an environment
90%
Converting atmosphereic nitrogen to a more usable form for plants
What is an environment's carrying capacity?
bacteria & fungi
all answers are correct
There is not enough energy available to support numerous top-level predators
Producers
Highest number of organisms that can an ecosystem can support for an extended period
living things in an environment
90%
Converting atmosphereic nitrogen to a more usable form for plants
Examples of biotic factors include...
bacteria & fungi
all answers are correct
There is not enough energy available to support numerous top-level predators
Producers
Highest number of organisms that can an ecosystem can support for an extended period
living things in an environment
90%
Converting atmosphereic nitrogen to a more usable form for plants
What is the role of bacteria in the nitrogen cycle?
bacteria & fungi
all answers are correct
There is not enough energy available to support numerous top-level predators
Producers
Highest number of organisms that can an ecosystem can support for an extended period
living things in an environment
90%
Converting atmosphereic nitrogen to a more usable form for plants
How much energy is lost between levels of a food pyramid?
bacteria & fungi
all answers are correct
There is not enough energy available to support numerous top-level predators
Producers
Highest number of organisms that can an ecosystem can support for an extended period
living things in an environment
90%
Converting atmosphereic nitrogen to a more usable form for plants
Abiotic factors include:
bacteria & fungi
all answers are correct
There is not enough energy available to support numerous top-level predators
Producers
Highest number of organisms that can an ecosystem can support for an extended period
living things in an environment
90%
Converting atmosphereic nitrogen to a more usable form for plants
Which one of the following ecological roles is the most numerous in an ecosystem?
bacteria & fungi
all answers are correct
There is not enough energy available to support numerous top-level predators
Producers
Highest number of organisms that can an ecosystem can support for an extended period
living things in an environment
90%
Converting atmosphereic nitrogen to a more usable form for plants
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