Mineral Nutrition In Plants Question 108

Question: Magnesium is mainly present in the form of

Options:

A) Citrate

B) Bicarbonate

C) Carbonate

D) Phosphate

Show Answer

Answer:

Correct Answer: C

Solution:

Magnesium occurs in the soil in the form of magnesite $ (MgCO_3) $ , dolomite $ (MgCO_3,,CaCO_3), $ magnesium sulphate $ (MgSO_4) $ and as silicates.

It is absorbed from the soil in form of ions $ (M{g^{++}}) $ .