| Organisms | Characteristics |
|---|---|
| $(a)$ Platyhelminthes | $(i)$ Cylindrical body with no segmentation |
| $(b)$ Echinoderms | $(ii)$ Warm-blooded animals with direct development |
| $(c)$ Hemichordates | $(iii)$ Bilateral symmetry with incomplete digestive system |
| $(d)$ Aves | $(iv)$ Radial symmetry with indirect development |
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| Column $I$ | Column $II$ |
| $(A)$ Limbless reptile | $(i)$ Lamprey |
| $(B)$ Jawless vertebrate | $(ii)$ Salamander |
| $(C)$ Amphibian | $(iii)$ Snake |
| $(D)$ Cartilaginous fish | $(iv)$ Shark |
| $(E)$ Flightless bird | $(v)$ Ostrich |
| List $I$ | List $II$ |
| $A$. Pleurobrachia | $I$. Mollusca |
| $B$. Radula | $II$. Ctenophora |
| $C$. Stomochord | $III$. Osteichthyes |
| $D$. Air bladder | $IV$. Hemichordata |
| Column-$I$ | Column-$II$ |
| $(a)$ Gregarious,polyphagous pest | $(i)$ Asterias |
| $(b)$ Adult with radial symmetry and larva with bilateral symmetry | $(ii)$ Scorpion |
| $(c)$ Book lungs | $(iii)$ Ctenoplana |
| $(d)$ Bioluminescence | $(iv)$ Locusta |
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