MCQOPTIONS
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| 1. |
Which of the following animals breathe through gills? (i) (ii) (iii) (iv) |
| A. | (iv) only |
| B. | Only (i) and (iii) |
| C. | |
| D. | Only (i), (ii) and (iii) |
| Answer» D. Only (i), (ii) and (iii) | |