Multiple choice

The instrument used to measure the growth of plants is

  1. seismograph

  2. crescograph

  3. altimeter

  4. hygrometer

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The crescograph is a device invented by Jagadish Chandra Bose to measure the growth rate of plants. A seismograph measures earthquakes, an altimeter measures altitude, and a hygrometer measures humidity.