| 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 |
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| Column-$I$ | Column-$II$ |
|---|---|
| $1$. Trichoderma | $a$. Quantum-$4000$ |
| $2$. Pseudomonas | $b$. Free-living biocontrol fungus |
| $3$. Baculovirus | $c$. Resistant to crop-sucking pests |
| $4$. Bt Cotton | $d$. Pathogenic to insects and some arthropods |
| 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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