As the snow melts from atop mountains in the spring, the river below begin to flood. what type of disturbance is this?
a. primary
b. secondary
c. cyclical
d. small

silt loam

hope this

stimulus is a change in the environment that causes an organism to react. the response is the reaction to the stimulus. some examples of stimuli for zebras are drought, to many predators, and bad feeding grounds such as dead grass or plants. zebras respond to stimuli just like all other living organisms