| Column $I$ | Column $II$ |
| $1.$ $LAB$ | $a.$ Quantum $-4000$ |
| $2.$ $Propionibacterium$ $shermanii$ | $b.$ Free-living $N_2$-fixer |
| $3.$ $Acetobacter$ $aceti$ | $c.$ Lactic acid production |
| $4.$ $Clostridium$ $butylicum$ | $d.$ Swiss cheese |
| $5.$ $Pseudomonas$ | $e.$ Biogas |
| $6.$ $Azospirillum$ | $f.$ Acetic acid |
| $g.$ Butyric acid |
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| Column-$I$ | Column-$II$ |
|---|---|
| $A$. Streptococcus | $(i)$ Free living nitrogen fixing bacteria |
| $B$. Penicillium | $(ii)$ Clot buster |
| $C$. Methanogens | $(iii)$ Source of antibiotic |
| $D$. Anabaena | $(iv)$ Biogas production |
| Column-$I$ | Column-$II$ |
| $(a)$ $LAB$ | $(i)$ Cattle feed |
| $(b)$ $Saccharomyces$ | $(ii)$ Increases quality of Vitamin $B_{12}$ |
| $(c)$ $Propionibacterium$ | $(iii)$ Bread making |
| $(d)$ Silage | $(iv)$ Swiss cheese |
| Column $I$ | Column $II$ |
|---|---|
| $(A)$ Trichoderma species | $(i)$ Biofertilisers |
| $(B)$ Rhizobium | $(ii)$ Clot buster |
| $(C)$ Cyclosporin $A$ | $(iii)$ Biocontrol agents |
| $(D)$ Streptokinase | $(iv)$ Trichoderma polysporum |
| Column-$I$ | Column-$II$ |
| $1.$ Silage | $a.$ Measure of water pollution level. |
| $2.$ Flocs | $b.$ Cattle feed. |
| $3.$ Biogas | $c.$ Bacteria associated with fungal filaments in water. |
| $4.$ $BOD$ | $d.$ Anaerobic metabolism of organic waste. |
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