NEET UG 2020 — Microbes in Human Welfare

Match the following columns and select the correct option. <table class="pyq-table"><tbody><tr><td></td><td>Column-I</td><td></td><td>Column-II</td></tr><tr><td>(a)</td><td>Clostridium butylicum</td><td>(i)</td><td>Cyclosporin-A</td></tr><tr><td>(b)</td><td>Trichoderma polysporum</td><td>(ii)</td><td>Butyric Acid</td></tr><tr><td>(c)</td><td>Monascus purpureus</td><td>(iii)</td><td>Citric Acid</td></tr><tr><td>(d)</td><td>Aspergillus niger</td><td>(iv)</td><td>Blood cholesterol lowering agent</td></tr></tbody></table>

Cyclosporin $A$, used as an immuno-suppression agent, is produced from:

For the commercial and industrial production of citric acid, which of the following microbes is used?

Match the following columns and select the correct option: <table class="pyq-table"><tbody><tr><td colspan="2" rowspan="1">Column$-I$</td><td colspan="2" rowspan="1">column$-\mathrm{II}$</td></tr><tr><td>(a)</td><td>Dragonflies</td><td>(i)</td><td>Biocontrol agents of several plant pathogens</td></tr><tr><td>(b)</td><td>Bacillus thuringiensis</td><td>(ii)</td><td>Get rid of Aphids and mosquitoes</td></tr><tr><td>(c)</td><td>Glomus</td><td>(iii)</td><td>Narrow spectrum insecticidal applications</td></tr><tr><td>(d)</td><td>Baculoviruses</td><td>(iv)</td><td>Biocontrol agents of lepidopteran plant pests</td></tr><tr><td></td><td></td><td>(v)</td><td>Absorb phosphorus from soil</td></tr></tbody></table>

Which of the following is put into Anaerobic sludge digester for further sewage treatment?