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Match each indicator to its result

Exercise and reference answers

Matching pairs
  1. Left
    Acid on litmus
    Right
    Blue litmus turns red
  2. Left
    Base on litmus
    Right
    Red litmus turns blue
  3. Left
    Litmus source
    Right
    A lichen of the division Thallophyta
  4. Left
    Olfactory type
    Right
    One whose smell changes with the medium
Instructions
Tap a test on the left, then tap the result it gives.

Explanation

_Source: syllabus Science Ch2 Acids Bases and Salts, 2.3 HOW STRONG ARE ACID OR BASE SOLUTIONS_
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