ICSE Class X Biology 2013 Solved Papers
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Give biological reasons for the following :
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Question : 73
Total: 90
Throat infections can lead to ear infections.
Solution:
The anterior wall of middle ear contains an opening that leads directly into Eustachian tube. This tube connects the middle ear to throat.
Hence the passage for infection is common and it may lead to ear infection.
Hence the passage for infection is common and it may lead to ear infection.
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