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| $A$. Polychaeta | $p$. Scorpion |
| $B$. Trematoda | $q$. Pila |
| $C$. Arachnida | $r$. Liver Fluke |
| $D$. Gastropoda | $s$. Nereis |
| $t$. Star Fish |
| કૉલમ-$I$ | કૉલમ-$II$ |
| $(a)$ આંકૂચક રસધાની | $(i)$ ઉત્સર્ગ એકમ |
| $(b)$ વજ્રકેશ (Parapodia) | $(ii)$ ખોરાક ગ્રહણ |
| $(c)$ જ્યોતકોષ | $(iii)$ પ્રચલન |
| $(d)$ દંશકકોષ (Nematocysts) | $(iv)$ જલનીયમન |
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