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Cause: Several days of heavy rain.

Effects on ecosystem: Sediment from the flood inhibits photosynthesis. This will eventually kill all grass/plants if they are underwater for an extensive period of time. Habitats for both animals and humans are destroyed.

the answers are a and c

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