MCQ
मृदा कार्बनिक कोलॉइड है
  • A
    केओलिनाइट
  • B
    सेपोनाईट
  • ह्यूमस
  • D
    कोई नहीं

Answer

Correct option: C.
ह्यूमस
ह्यूमस

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