Question

Match the column I and II and identify the correct option.

	Column I (Microbes)		Column-II (Use)
[A]	Streptococcus	(i)	Biogas
[B]	Methenobacterium	(ii)	Biofertilizer
[C]	Azospirullum	(iii)	Ethanol
[D]	Yeast	(iv)	Streptokinase

• A. $[A]-(i);[B]-(ii);[C]-(iii);[D]-(iv)$
• B. $[A]-(iv);[B]-(i);[C]-(ii);[D]-(iii)$
• C. $[A]-(iv);[B]-(i);[C]-(iii);[D]-(ii)$
• D. $[A]-(i);[B]-(iv);[C]-(ii);[D]-(iii)$

Answer 1

Answer: (B)

Streptokinase is used as a clot-buster is obtained from Streptococcus. Methanobacterium produces biogas by the anaerobic breakdown of organic matter. Azospirullum form a loose symbiosis with maize and is used as a biofertilizer. Yeast is used for commercial production of ethanol.