Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test General Science Biology Human body
Select the wrong statement from the following :
1
Diaphragm and external intercostal muscles contract during inspiration.
2
Diaphragm relaxes and internal intercostals muscles contract during expiration.
3
Abdominal muscles play active role in inspiration.
4
More than one of the above
5
None of the above