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Biology LibreTexts

Sample Forms for Midterm Practical

  • Page ID
    16043
  • Gram Stain Results

    Name: ____________________________________________

    Unknown Number ____________________

    Unknown Color after Gram stain Gram reaction (positive or negative) Morphology
    A
    B

    Results from Metabolic Tests

    Name: __________________________________________________________

    Unknown number: __________________________

    Test A: Describe result A: Result (+ or -) B: Describe result B: Result (+ or -)
    Catalase
    Simmon’s citrate (Citrate permease)
    Indole (Tryptophanase)
    Urease
    Amylase
    Gelatinase
    Lactose fermentation

    Fill in only for the tests you have performed. Result descriptions could include colors, presence/absence of bubbles, colored or colorless zones around inoculation regions, etc., depending on the test used. Based on the appearance of your test, determine if the result was positive (+) or negative (-)