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The bottom of an energy pyramid is made up of which kind of organisms?
10%
autotrophs
transpiration
bacteria and fungi
bacteria and lightning
Predation naturally limits populations by preventing overcrowding and starvation.
eat plants and animals
the feeding level of an organism
There is only ___ of energy available from one level up to the next in an energy pyramid.
10%
autotrophs
transpiration
bacteria and fungi
bacteria and lightning
Predation naturally limits populations by preventing overcrowding and starvation.
eat plants and animals
the feeding level of an organism
What fixes nitrogen gas in the atmosphere into nitrogen compounds that can be taken in by plants and animals?
10%
autotrophs
transpiration
bacteria and fungi
bacteria and lightning
Predation naturally limits populations by preventing overcrowding and starvation.
eat plants and animals
the feeding level of an organism
Water evaporating off of plants is called ____.
10%
autotrophs
transpiration
bacteria and fungi
bacteria and lightning
Predation naturally limits populations by preventing overcrowding and starvation.
eat plants and animals
the feeding level of an organism
How do animals get nitrogen?
10%
autotrophs
transpiration
bacteria and fungi
bacteria and lightning
Predation naturally limits populations by preventing overcrowding and starvation.
eat plants and animals
the feeding level of an organism
The most common decomposers in an ecosystem are ____.
10%
autotrophs
transpiration
bacteria and fungi
bacteria and lightning
Predation naturally limits populations by preventing overcrowding and starvation.
eat plants and animals
the feeding level of an organism
What is a trophic level in an energy pyramid?
10%
autotrophs
transpiration
bacteria and fungi
bacteria and lightning
Predation naturally limits populations by preventing overcrowding and starvation.
eat plants and animals
the feeding level of an organism
How does predation help prey populations?
10%
autotrophs
transpiration
bacteria and fungi
bacteria and lightning
Predation naturally limits populations by preventing overcrowding and starvation.
eat plants and animals
the feeding level of an organism
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