The nutritive medium for growing bacteria and many fungi in the laboratory is called

Who was the first discoverer of the antibiotic penicillin?

Which one of the following is being utilized as a source of biodiesel in the Indian countryside?

Identify the correct statements from the following:
$(A)$ Microbes have been used for centuries.
$(B)$ Not all microbes are pathogenic.
$(C)$ There are various methods to culture microbes in a nutrient medium.
$(D)$ Fungi,Cycas,viruses,and bacteria are examples of microbes.

$A$ large number of organic compounds can be decomposed by

Assertion $(S)$: Alexander Fleming was the discoverer of antibiotics.
Reason $(R)$: Penicillin was obtained from $Penicillium \text{ } notatum$.