Which of the following is an invertebrate that excretes through kidneys?

Analogy type question:
$(1)$ Amphibians and marine fish : Excrete urea :: Reptiles and birds : .......... .
$(2)$ In prawns : Antennal gland :: Platyhelminthes : .......... .

Match the following animals with their excretory organs $:-$

Animals	Excretory organs
$(A)$ Earthworm	$(i)$ Renette cell
$(B)$ Cockroach	$(ii)$ Nephridia
$(C)$ Taenia	$(iii)$ Malpighian tubules
$(D)$ Ascaris	$(iv)$ Flame cells

In $Amoeba$,the contractile vacuole is important for:

$A$: In Paramecium,the contractile vacuole performs excretion.
$R$: In Planaria,flame cells are present which perform excretion.

Freshwater bony fishes maintain water balance by: