In cattle,these are helpful in the digestion of cellulose.

Consider the following statements $(A-D)$ about organic farming.
$(A)$ Utilizes genetically modified crops like Bt cotton
$(B)$ Uses only naturally produced inputs like compost
$(C)$ Does not use pesticides and urea
$(D)$ Produces vegetables rich in vitamins and minerals
Which of the above statements are correct?

Who discovered the process of fermentation?

$A$ process that uses micro-organisms to convert harmful industrial wastes into less toxic or non-toxic compounds is known as:

Match Column-$I$ with Column-$II$ and select the correct option.

Column-$I$	Column-$II$
$(a)$ Brown rust of wheat	$(i)$ Virus
$(b)$ Tobacco mosaic	$(ii)$ Bacteria
$(c)$ Black rot of crucifers	$(iii)$ Fungi
$(d)$ Red rot of sugarcane

Antibiotics are mostly obtained from