B horizons are often ________ in colour because of ________.
A)dark accumulation of humus
B)dark it is made of dark coloured,mafic minerals
C)reddish or yellowish the minerals they contain are often chemically oxidized
D)reddish or yellowish the minerals they contain are often chemically reduced
E)white to clear the accumulation of high silica sand.

Question

Quizplus · Accepted Answer

B horizons are often reddish or yellowish because the minerals they contain are often chemically oxidized, resulting in the formation of iron oxides which give the soil a yellow or reddish color as in Oxisols.

B Horizons Are Often ________ in Colour Because of ________

B Horizons Are Often in Colour Because of