Question

12. 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 1

Answer:

Option b is correct

Hope it helps you very well

Please mark my answer as brainliest

Answer 2

Explanation:

A crescograph is a device for measuring the growth in plants. It was invented in the early 20th century by Sir Jagadish Chandra Bose. The Bose crescograph uses a series of clockwork gears and a smoked glass plate to record the movement of the tip of a plant (or its roots).