Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Biology Human Physiology Digestive System
The oesophagus and the lining of the mouth are covered with _____ epithelium.
1
columnar
2
stratified
3
squamous
4
More than one of the above
5
None of the above