Question

Column-1
(Excretory organs)
A. Nephridia
B. Malpighian tubules
C. Flame cells
D. Kidneys
ته ی نون به
Column - II
(Animals)
Hydra
Leech
Humans
Flat worms
Cockroach
(a)
(b)
(c)
(d)
A = 9; B = t; C = s; D=r
A = s; B = 9; C = p; D = +
A = t; B = q; C = s; D=r
A=q; B = s; C = t; D=p​

Answer 1

nephridia - leech(annelids)

malphigian tubule - cockroaches( arthropoda)

flame cells- flatworm (platyhelminthes)

kidneys- humans (mammalia)

I hope it will help you...