A. Bacteria because plants & animals can't obtain nitrogen directly from the atmosphere.
True of course the more people thier are the more forest wioll be cut down etc
Answer:
Beaver are helping to keep water in areas that would otherwise be dry." Even during drought, where beaver were present, there was 60 per cent more open water than those same areas during previous drought periods when beaver were absent.
Explanation:
Skin
20 square feet on average person
The epidermis , the dermis & subcutaneous tissue (hypodermis)
B. Healthier ecosystems. If you're talking about benefits, this is the only positive on this list. The others are listing the difficulties or downsides.
