Statement X: Boat-shaped body,skin covered wi | vedclass

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Question

(C) Statement $X$ describes the characteristic features of the class $Chondrichthyes$ (cartilaginous fishes),which include a streamlined,boat-shaped b

Vedclass · Accepted Answer

Both statement $X$ and statement $Y$ are correct. Both are associated with the same class.

Vedclass · Answer

(C) Statement $X$ describes the characteristic features of the class $Chondrichthyes$ (cartilaginous fishes),which include a streamlined,boat-shaped body and skin covered with placoid scales.Statement $Y$ also describes the characteristics of the class $Chondrichthyes$,where the mouth is located ventrally and the jaws are powerful and toothed.Since both statements describe the diagnostic features of the class $Chondrichthyes$,both statements are correct and belong to the same class.

Statement $X$: Boat-shaped body,skin covered with placoid scales.
Statement $Y$: Mouth is generally ventral,jaws are generally toothed.

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Statement $X$: Boat-shaped body,skin covered with placoid scales.Statement $Y$: Mouth is generally ventral,jaws are generally toothed.