श्वसन मापन का यंत्र कहलाता है ? - Respiratory measurement instrument is called? - Shwasan Maapan Ka Yantra Kehlata Hai ? General Science in hindi, Biology oxameter question answers in hindi pdf autometer questions in hindi, Know About potometer General Science online test General Science notes in hindi quiz book respirometer
B hai
Rasp
B IS RIT ANS.