Inert
That means it does not react with other atoms
The thick loess deposits in South Dakota, Nebraska, and Iowa come from the glacial sediments from the last ice age glacial period.
Organism-population-community-ecosystem-biome in that order
The answer to this question is the term adverse. Adverse term in treatment means an unsuitable or opposite result that a patient receives after a treatment. Adverse effect in medicine also shows a harmful or negative effect from drinking the medicine. Adverse effect is also known as a side effect.