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Which is correctly described with no single exception (A) All reptiles posses scales, have a three chambered heart and are cold blooded (B) All bony fishes have four pairs of gills and an operculum on each side (C) All sponges are marine and have collared cells (D) All mammals are viviparous and possess diaphragm for breathing.

Which is correctly described with no single exception
(A) All reptiles posses scales, have a three chambered heart and are cold blooded
(B) All bony fishes have four pairs of gills and an operculum on each side
(C) All sponges are marine and have collared cells
(D) All mammals are viviparous and possess diaphragm for breathing.

Grade:12th pass

2 Answers

Satendra Kumar
34 Points
4 years ago
(B) All bony fishes have four pairs of gills and an operculum on each side. So
Adarsh
733 Points
4 years ago
The answer for your question is option (B) that is All bony fishes have four pairs of gills and an operculum on each side.
It is because all other options have alteast one exception.

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