1. Define Ecology in your own words. Is the study of the interactions of organisms within an environment.
2. Create a Venn diagram comparing and contrasting biotic and abiotic factors.
3. List the levels of organization in order and describe their relationship with one another.

Help please!

affects the water bodies: excessive use of fertilizers causes eutrophication. the fertilizers which are used on plants affect the quality of land on which it is used, further causing erosion of soil. the fertilizers used on plants contain harmful chemical fumes which affect the environment.

a unit of heredity that is transferred from a parent to offspring and is held to determine some characteristic of the offspring.

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