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Question
Which one of the following is not a characteristic feature of “humus” that is formed during decomposition of detritus?
Options
amorphous, colloidal, dark coloured substance
amorphous, colloidal, light coloured substance
substance resistant to microbial action
colloidal substance
MCQ
Solution
amorphous, colloidal, dark coloured substance
Explanation:
Humus is a dark-coloured colloidal material known as humus. Humus exhibits resistance to microbial activity, resulting in its sluggish decomposition. Due to its colloidal structure, it functions as a reservoir of nutrients.
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