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which two factors would a biologist need to know to identify an ecosystem?
a the biotic and abiotic factors
b the plants and animals in the area
c the weather and climate in the area
d the population and individuals that live then

which organism holds the largest amount of energy in a most ecosystem?
a the biotic and abiotic factors
b the plants and animals in the area
c the weather and climate in the area
d the population and individuals