Answer:
Your answer is B.
Explanation:
Since elements can't exactly "die", the element rather breaks down in the soil below it, and is used again upon the next plant or animal.
Hope I helped :)
7. Succession, 6. Extinction, 5. Niche, 3. Ecosystem, 2. Population, 1. Habitat, 4. Environment, 8. Community
Protons are equal to atomic number. Meaning the answer would be 64.
The tree's life cycle, Because are world is just getting worse and worse so over time tree's will probably live less of a life then they do now.