A. Length : Breadth
B. Millimetre : Scale
C. Cardiograph : Heart rate
D. Solar energy : Sun
Correct Answer: Cardiograph : Heart rate ✔
Last Updated: November 24, 2021
A. Length : Breadth
B. Millimetre : Scale
C. Cardiograph : Heart rate
D. Solar energy : Sun
Correct Answer: Cardiograph : Heart rate ✔
Last Updated: November 24, 2021