MCQOPTIONS
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| 1. |
How do you differentiate a frog from a toad ? |
| A. | Frog has no exoskeleton but toad has scales |
| B. | Frog respires through lungs but toad respires through skin |
| C. | Frog has a tail but toad has no tail |
| D. | Frog has no parotid glands but toad has a pair of parotid glands |
| Answer» E. | |