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प्रश्न
______ gas cylinders are used for breathing purpose for a diver going deep into the sea.
पर्याय
Hydrogen
Carbon-di-oxide
Oxygen
Nitrogen
MCQ
रिकाम्या जागा भरा
उत्तर
Oxygen gas cylinders are used for breathing purpose for a diver going deep into the sea.
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
