Multiple choice

Which of the following is a pair of aerobic sulphur-oxidising bacteria?

  1. Chlorobium and Chromatium

  2. Achromatium and Chromatium

  3. Chromatium and Thiobacillus

  4. Achromatium and Thiobacillus

  5. Chlorobium and Thiobacillus

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

Both are aerobic sulphur-oxidising bacteria.