Answer:
to minimize the amount of oxygen introduced to the contents of the tube.
Answer:
Fox squirrels feed mainly on hickory nuts and acorns, but also eat the fruit of tulip poplar, maple tree seeds, corn bordering woods, berries, bird eggs and fungi. Gray squirrels feed primarily on nuts, especially hickory nuts, acorns, beechnuts and walnuts.
The answer is minerals i think
If we study interaction between lobster and other local species in maine, the level of ecology we are studying is the community . community in ecology involve studying two ore more difference species occupying the same ecological area in a particular time.Lobster and other local species in this case they are occupying the same ecological area.