MCQ
Petromyzon is a connecting link between
- ABalanoglossus and Amphioxus
- ✓Amphioxus and cyclostoma
- CCyclostoma and pisces
- DPisces and amphibians
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$(1)$ $TV$ $(2)$ $IRV$
$(3)$ $RV$ $(4)$ $ERV$
| Column $I$ | Column $II$ |
| ($a$) Dragonflies | ($i$) Biocontrol agents of several plant pathogens |
| ($b$) Bacillus | ($ii$) Get rid of Aphids thuringiensis and mosquitoes |
| ($c$) Glomus | ($iii$) Narrow spectrum insecticidal applications |
| ($d$) Baculoviruses | ($iv$) Biocontrol agents of lepidoteran plant pests |
| ($v$) Absorb phosphorus from soil |