MCQOPTIONS
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				| 1. | 
                                    The device shown in the picture is used for measuring growth in plants. It was invented in the early twentieth century by Sir Jagdish Chandra Bose. Name the device. | 
                            
| A. | Electrocardiograph | 
| B. | Crescograph | 
| C. | Chromatogram | 
| D. | Seismograph | 
| Answer» C. Chromatogram | |