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Exploring Substances: Acidic, Basic, and Neutral — Science STD 7 — Question

Gujarat BoardEnglish MediumSTD 7ScienceExploring Substances: Acidic, Basic, and Neutral1 Mark
MCQ
The best indicator for olfactory test is:
  • A
    Red rose
  • ✓
    Onion
  • C
    Litmus
  • D
    Red cabbage
✓

Answer

Correct option: B.
Onion
B

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