Which of these is a biotic factor of an ecosystem?
the temperature of water in a stream
A the amount of water vapor present in a rain forest
B the bacteria that live in the intestine of a rabbit
C the rocks that provide cover for a rattlesnake
the temperature of water in a stream
A the amount of water vapor present in a rain forest
B the bacteria that live in the intestine of a rabbit
C the rocks that provide cover for a rattlesnake