Class 9 biology Practice Tests
Class 9 Biology Online Tests
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The MCQ: The length of esophagus in an adult human is; "Oesophagus" App Download (Free) with answers: 25 cm; 30 cm; 20 cm; 15 cm; to study online certification courses. Solve Nutrition Quiz Questions, download Apple eBook (Free Sample) for online secondary school classes.
The esophagus connects the pharynx to the
The length of esophagus in an adult human is
The portion of the stomach which is present immediately after the esophagus is known as
The bolus enters into the stomach from the esophagus through the sphincter called
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