Q729
Lime is sometimes applied to soil in order to
A.
increase the alkalinity of the soil
AnswerB.
increase the acidity of the soil
C.
restore nitrates to the soil
D.
make the soil more porous
Answer: Option A
Solution
Answer: Option A
Solution:
Lime is sometimes applied to soil in order to increase the alkalinity of the soil. It increases the pH of acidic soil (the lower the pH the more acidic the soil); in other words, soil acidity is reduced and alkalinity increased. it provides a source of calcium and magnesium for plants. It permits improved water penetration for acidic soils.