Plants obtain nitrogen from the:
soil
atmosphere
water table
respiration of animals

Which population would most likely increase if the weasel was removed from the food ... of organisms at each level decreases while moving up the energy pyramid? ... The animals at higher levels are more competitive, so fewer animals survive. Although plants and other producers make up the first trophic level of all food ...

This movement is also referred to as  glacial plucking

False because when you are going on any water activities it is good to know if the water has any recreational illnesses its false on edgenuity also