Which of these is a type of non-point source pollution that might occur on a farm ? a. excess salt deposited in the soil when irrigation water evaporates b. oil dropping from the pump for a water well c. old bags of nitrogen fertilizer left in a leaky barn d. excess pesticide deposited in a dump after a treatment

Some birds look for food near cattle and other livestock. the movement of the cattle churns up the ground, making insects available to the birds. the cattle appear to be unaffected by the presence of the birds. what kind of relationship exists between the birds and the cattle? o a. parasitism o b. commensalism o c. predation o d. mutualism

Talking listening and reacting non verbally are all part of communicating

2. if someone had the list of traits you provided in question 1, do you think he or she would be able to find you in a group of 1000 people? why or why not? if not, what other information encoded in your genes might distinguish you from the others in the group? what are other traits that are encoded for by dna?