Pretty sure its Ph scale i did a question like this once but i cant remember....its either Ph or richer
None, the answer would be 2500
Answer:
How do organisms interact with the living and non-living elements of their environments?
The interaction of living organisms with non-living organisms within an environment is called an ecosystem. Every living organism must interact with non-living organism in order to maintain a balanced ecosystem
Explanation:
Do you want the catholic answer or do you just want a general answer, because it could be an opinion.