How does phosphorus normally enter ecosystems?
A)from cellular respiration
B)from photosynthesis
C)from rock weathering
D)from the atmosphere

Question

Quizplus · Accepted Answer

Phosphorus normally enters ecosystems through rock weathering, as it is released from rocks and minerals as they break down over time. It can also be released through volcanic activity, but this is a less common source.

How Does Phosphorus Normally Enter Ecosystems