Free from any living organism is called _________ .

The study of microbes is known as

Name the species of bacteria which is used to manufacture the antibiotic "streptomycin"?

Which converts complex protein in the dead bodies of plants and animals into ammonia, nitrites and nitrates?

Name a unicellular, saprophytic fungus.

Which bacteria turns milk into curd?

Which process is used to preserve milk?

Microorganism is the scientific term for ___________ .

Name an ammonifying bacteria.

The process done, when a microbe is injected to prevent us from getting a disease