Question

Which one of the following population interactions is widely used in medical science for the production of antibiotics?

• A. Amensalism
• B. Commensalism
• C. Parasitism
• D. Mutualism

Answer 1

Answer: (A)

Amensalism/Antibiosis (0, -)
• Antibiotics are chemicals secreted by one microbial group (eg : Penicillium) which harm other microbes (eg : Staphylococcus)
• It has no effect on Penicillium or the organism which produces it.