MCQ
Which group is commonly called as 'sea stick'
- AArthropoda
- BEchinodermata
- ✓Coelenterata
- DPorifera
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$(a)$. Balance of the body
$(b)$. Circadian rhythm of the body
$(c)$. Human behaviour
$(d)$. Functioning of heart and kidneys
Thus, $C O_{2}$ is trapped as ...$C$... at the tissue level and transported to alveoli is released out as ...$D$...
Select the right choice for $A, B, C$ and $D$ to complete the given $NCERT$ statement