What basic nutrients necessary for life are present in soil? rocks, minerals, microorganisms, root hairs, animals
hydrogen, carbon, oxygen, nitrogen, phosphorous, sulfur
waste matter, bacteria dead plants, animals
iron, magnesium, silicon, sodium, calcium, potassium

Why was the u.s. annexation of hawaii delayed until william mckinley became president? a: the rebels who overthrew queen liliuokalani opposed u.s. annexation. b: the senate did not approve the treaty of annexation until mckinley entered the white house. c: supporters of the nationalist cause were in the majority in hawaii until 1898. d: mckinley’s predecessor, grover cleveland, refused to sign the treaty of annexation.