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Question

Crescograph was invented by

A
Bose
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B
Pfeffer
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C
Ganong
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D
Dixon
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Solution

The correct option is A Bose
Crescograph is a device used for measuring growth in plants. It was invented by Sir J. C. Bose. He used clockwork gears and a glass plate to record the movement of the tip of a plant. He used crescograph to measure plant response to various stimuli and thereby scientifically proved that plants have life.
Thus, the correct answer is option A.

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