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Similar Questions

When a marine water fish is kept in fresh water,it will die due to:

Select the incorrect option regarding the animal and its excretory organs.

Match the following columns and select the correct option.
Column-$I$Column-$II$
$(a)$ Platyhelminthes$(i)$ Kidney
$(b)$ Aschelminthes$(ii)$ Flame cells
$(c)$ Protozoa$(iii)$ Green glands
$(d)$ Arthropoda$(iv)$ Excretory tube
$(e)$ Mammalia$(v)$ Contractile vacuole

The kidneys resemble the contractile vacuoles of protozoans in:

Choose the correct pair.
Column-$I$Column-$II$
$(a)$ Protonephridia$(I)$ In crustaceans like prawns.
$(b)$ Nephridia$(II)$ In Platyhelminthes,rotifers,amphioxus.
$(c)$ Malpighian tubules$(III)$ In insects including cockroaches.
$(d)$ Green glands$(IV)$ In earthworms and other annelids.

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