Multiple choice

The bacteria giving positive test for the enzyme catalase is

  1. Vibrio

  2. Bacillus

  3. Spirillum

  4. Spirochaeta

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

It is a Gram-positive, rod-shaped bacteria. It can be obligate aerobes or facultative anaerobes, and test positive for the enzyme catalase.