Chris drew a diagram to compare the ways in which different organisms obtain nitrogen.
Which label belongs in the area marked X?
O breathe in from atmosphere
O produce themselves
O eat other organisms
Consumers
Producers
absorb from soil

Which statement is true about hcl? (5 points) select one: a. it is a salt because it increases the concentration of metallic ions. b. it is a salt because it is formed by the reaction of an acid and a base. c. it is an acid because it increases the concentration of hydroxyl ions. d. it is an acid because it increases the concentration of hydronium ions.