Science · Scientific Instruments
पौधों की वृद्धि मापने वाले उपकरण 'क्रेसोग्राफ' का आविष्कार किसने किया था?
- 1विक्रम साराभाई
- 2होमी जे. भाभा
- 3सी.वी. रमन
- 4जे.सी. बोस✓
सही उत्तर देखें
जे.सी. बोस
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