Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test General Science Biology Biology in Everyday life
Which of the following instruments is used to measure blood pressure?
1
Spectrophotometer
2
Sphygmomanometer
3
Urinometer
4
More than one of the above
5
None of the above