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Humic acid is a fraction of humus, which is
Answer & Solution
Correct Answer:
Option
B
Humic acid is a fraction of humus that is soluble in alkali and insoluble in acid.
Humus is the organic and nutrient-providing material of soil, it is formed by the decomposition of leaves and other plant material by soil microorganisms.
Humic acid is the group of molecules that bind to and help plant roots receive, water and nutrients.
Humus is the organic and nutrient-providing material of soil, it is formed by the decomposition of leaves and other plant material by soil microorganisms.
Humic acid is the group of molecules that bind to and help plant roots receive, water and nutrients.
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