Select the animals having an open type of cir | vedclass

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(B) In an open circulatory system,blood is pumped out of the heart into blood spaces or sinuses.$(i)$ $Ascidia$ (Urochordata) has an open circulatory

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$(i), (ii), (iv), (vi)$

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(B) In an open circulatory system,blood is pumped out of the heart into blood spaces or sinuses.$(i)$ $Ascidia$ (Urochordata) has an open circulatory system.$(ii)$ $Cockroach$ (Arthropoda) has an open circulatory system.$(iii)$ $Earthworm$ (Annelida) has a closed circulatory system.$(iv)$ $Prawn$ (Arthropoda) has an open circulatory system.$(v)$ $Silver$ $fish$ (Arthropoda) has an open circulatory system.$(vi)$ $Snail$ (Mollusca) has an open circulatory system.$(vii)$ $Squid$ (Mollusca) has a closed circulatory system.Therefore,animals with an open circulatory system are $(i), (ii), (iv), (v),$ and $(vi)$.

Column-$I$	Column-$II$
$I$. Choanocytes	$p$. Cnidaria
$II$. Cnidoblasts	$q$. Platyhelminthes
$III$. Flame cells	$r$. Porifera
	$s$. Aschelminthes

Select the animals having an open type of circulatory system:
$(i)$ $Ascidia$
$(ii)$ $Cockroach$
$(iii)$ $Earthworm$
$(iv)$ $Prawn$
$(v)$ $Silver$ $fish$
$(vi)$ $Snail$
$(vii)$ $Squid$

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Match the following columns:
Column-$I$ Column-$II$
$I$. Choanocytes $p$. Cnidaria
$II$. Cnidoblasts $q$. Platyhelminthes
$III$. Flame cells $r$. Porifera
$s$. Aschelminthes

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Select the animals having an open type of circulatory system:$(i)$ $Ascidia$$(ii)$ $Cockroach$$(iii)$ $Earthworm$$(iv)$ $Prawn$$(v)$ $Silver$ $fish$$(vi)$ $Snail$$(vii)$ $Squid$