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BPSC Prelims 2021 General 📅 30 Sep, 2022

Which of the following rays/waves are used to know the growth of fetus in the womb?

A
X-rays
B
Microwaves
C
Ultrasonic waves
D
Ultraviolet rays
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BPSC Prelims
2021 • 30 Sep, 2022 • General
Which of the following rays/waves are used to know the growth of fetus in the womb?
Correct Answer
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उपर्युक्त में से कोई नहीं/उपर्युक्त में से एक से अधिक...
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Introduction
उपर्युक्त में से कोई नहीं/उपर्युक्त में से एक से अधिक