Which of the following is an incorrect pair?

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(C) $1$. Turtle (Reptile) lacks external ears (pinna),which is a correct characteristic.$2$. Emu is a flightless bird,which is a correct characteristi

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Rohu - Heterocercal tail

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(C) $1$. Turtle (Reptile) lacks external ears (pinna),which is a correct characteristic.$2$. Emu is a flightless bird,which is a correct characteristic.$3$. Rohu (Labeo rohita) is a bony fish (Osteichthyes). Bony fishes possess a homocercal tail (symmetrical),whereas cartilaginous fishes (Chondrichthyes) possess a heterocercal (asymmetrical) tail. Thus,this pair is incorrect.$4$. Salamander (Amphibian) undergoes metamorphosis during its life cycle,which is a correct characteristic.

Column-$I$	Column-$II$
$(a)$ Amphibia	$(1)$ Air bladder
$(b)$ Mammalia	$(2)$ Cartilaginous notochord
$(c)$ Chondrichthyes	$(3)$ Mammary gland
$(d)$ Osteichthyes	$(4)$ Pneumatic bones
$(e)$ Cyclostomata	$(5)$ Dual habitat
$(f)$ Aves	$(6)$ Jawless,circular,sucking mouth

Column $X$	Column $Y$
$(1)$ Aves	$(A)$ Endoskeleton made of cartilage
$(2)$ Amphibia	$(B)$ Left aortic arch
$(3)$ Chondrichthyes	$(C)$ First homeothermic animals
$(4)$ Mammalia	$(D)$ Metamorphosis

Similar Questions

Which group of animals consists of poikilothermic (cold-blooded) animals?

Closed circulatory system is present in

Match the following columns:
Column-$I$ Column-$II$
$(a)$ Amphibia $(1)$ Air bladder
$(b)$ Mammalia $(2)$ Cartilaginous notochord
$(c)$ Chondrichthyes $(3)$ Mammary gland
$(d)$ Osteichthyes $(4)$ Pneumatic bones
$(e)$ Cyclostomata $(5)$ Dual habitat
$(f)$ Aves $(6)$ Jawless,circular,sucking mouth

Which of the following statements is correct?

Select the correct match for Column $X$ and Column $Y$:
Column $X$ Column $Y$
$(1)$ Aves $(A)$ Endoskeleton made of cartilage
$(2)$ Amphibia $(B)$ Left aortic arch
$(3)$ Chondrichthyes $(C)$ First homeothermic animals
$(4)$ Mammalia $(D)$ Metamorphosis

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