$A$ - Scientist Alexander Fleming was discoveredantibiotic.
$R$ - Methanogens are used for fermentingmalted cereals and fruit juices to produceethanol.
$A$ and $R$ both are correct.
$A$ and $R$ both are incorrect.
$A$ is incorrect, $R$ is correct.
$A$ is correct, $R$ is incorrect.
The first antibiotic was discovered accidently by __$A$__ while working on __$B$__.
For the manufacture of gluconic acid and citric acid, which of the following micro-organism is used
Citric acid is produced by
Match the following columns
Column $-I$ (Production Process) | Column $-II$ (Beverages) |
$(A)$ Without distillation | $(1)$ Wine |
$(B)$ By distillation | $(2)$ Beer |
$(3)$ Whisky | |
$(4)$ Brandy | |
$(5)$ Rum |
$A$ $B$