Succession — Unit test Answers

0 verified answers

Free Preview

Which of the following statements about the phosphorus cycle is true?

In living organisms, phosphorus can be found in nucleic acids.

Phosphorus in aquatic ecosystems is only found in sediment.

Elevated levels of phosphorus in aquatic ecosystems is always beneficial.

The soil plays no part in the phosphorus cycle.

Free Preview

Explain why humans cannot impact one of Earth’s systems without impacting the others.

Answer not available

Did you find these answers helpful?

More from this Course