In organic soil with plenty of oxygen, organic notrogen will be converted to nh4+ by decomposens the nh4+ will be converted to no3- by bacteria.
a. true
b. false

4.06 hc)a five-year review of threats to the southern resident orca population of the united states concluded that the top threats were prey availability, contaminants, and effects from recreational and whale watching vessels. further down the list are oil spills, disease, and effects from commercial vessels not targeting whales. how might this list be different if it were for transient whale populations, which have a larger average population size and live farther offshore in open waters? a)the transient population is more likely to be affected by contaminants. b)the transient population is less likely to be affected by whale watching vessels. c)the transient population is more likely to be affected by disease. d)the transient population is less likely to be affected by prey availability.

Sweating and breathing is an example of differentiation specialization maintaining homeostasis metabolism

Number and variety of living organisms includes genetic, species, and ecological types