📘 ecology

1. **State the problem:** We need to create a matrix $C$ representing the feeding relationships among populations $E$, $F$, $G$, and $H$. Each row and column corresponds to one ani

1. The problem asks which organism helps turn bare rock into soil during primary succession. 2. Primary succession occurs in lifeless areas where there is no soil, such as bare roc

1. The problem asks how the return of the bald eagle population helped the fox population recover on Santa Cruz Island. 2. When bald eagles returned to the island, they displaced t