MCQ
Coelenterates are
- AAsymmetric animals
- ✓Radially symmetric animals
- CBilaterally symmetric animals
- DSpherically symmetric animals
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Reason : Hormones released by them affect sperm motility.
| Column $ -I$ | Column $ -I$ |
| $A.$ Escherichia coli | $I.$ Nif gene |
| $B.$ Rhizobium melilotae | $II.$ Digestive hydrocarbon of crude oil |
| $C.$Bacillus thuringiensis | $III.$ Production of human insulin |
| $D.$Pseudomonas putida | $IV.$Biological control of fungal disease |
| $V.$ Biodecomposed insectiside |