MCQOPTIONS
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| 1. |
Statement A: The opening of wind pipe is called gastro-esophageal sphincter. Statement B: Its covering prevents the entry of food. |
| A. | Both the statements are true |
| B. | Both the statements are false |
| C. | Statement A is true but Statement B is false |
| D. | Statement B is true but Statement A is false |
| Answer» E. | |