- A Penicillium
- B Lactobacillus
- C Rhizobium
- D Saccharomyces
Correct answer: A. Penicillium
Explanation: Penicillin is produced by the mould Penicillium notatum (chrysogenum).
Concept context
Microorganisms in food, medicine, sewage treatment, biocontrol, and biofertilizers