There has to be a picture or illustration attached to this question. Perhaps a picture displaying lines. You cannot find the answer with that information
A biome is defined as the large ecological area where the formation of plants and animals with common characteristics gather due to the similar climates. If I were an ecologist, and i will be determining whether an entire river and lake biome is being threatened by human activity, the indicator species that i might look for are the ones that have been introduced into the biome.
The answer to your question is, Tank trucks marked with hazardous materials.
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Answer:
A
Explanation:
because they are kept on certain criteria and boundaries.
<span>Streams and creeks are examples of "watersheds." Aquifers and ground water are related to each other because both of them are located under the earths surface. You have to dig in order to acquire these two. Watersheds are just like catch-basins where waters are stored or being flowed.</span>
