Environmental contaminants make their way into lakes, rivers, and groundwater and many other places. Animals drink that water. Our crops absorb that water that seeps into the soil, those crops are consumed by animals and humans. Therefore those animals are contaminated with whatever contaminant they consumed. In return those animals are ingested by the predator that consumes it therefore passing through the food chain.
Answer:C
Explanation:Vegetables do not contain much greenhouse gases because a vegetarians diet does not contain red meats which contain high greenhouse gases.
Answer:
A pedigree shows where human traits occur.
Explanation:
A pedigree is defines as a diagram that shows the occurrence and appearance of phenotypes of a particular gene or organism and its ancestors from one generation to the next.
I believe it would be sedimentary, since layers are used. Hopefully this helps :)