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Model Paper 4 — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYModel Paper 41 Mark
MCQ
Citric acid is prepared from-
  • A
    Aspergillus niger
  • B
    Streptococcus lactis
  • C
    Acetobacter
  • D
    Candida utelis
✓

Answer

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