Question

स) प्रगति का सिद्धांत
16. Which of the following is a part of Respiratory system?
श्वसन प्रणाली निम्नलिखित में से कौन सा है?
A) Diaphragm
B) Femur
C) Veins
D) Auricles​

Answer 1

Answer:

a. diaphragm

Explanation:

bcz femur is a bone and veins and auricles are related to blood vessels