Which of the Following is an Antibiotic (i) Sodium bicarbonate (ii) Streptomycin (iii) Alcohol (iv) Yeast

Answer: (ii) Streptomycin

Explanation: Antibiotics are those drugs which are antibacterial and are collected from different organisms, for instance, moulds, soil bacteria, and fungi to combat dangerous and toxic microorganisms. Streptomycin is soluble in water aminoglycoside which is emanated from the Streptomyces griseus.