RADAR captures which rays?
A. Infra-Red Rays
B. Radio Rays
C. Ultraviolet Rays
D. Dense Rays (more…)
The main function of the kidney is
A. To control blood pressure
B. To control body temperature
C. To remove waste product from the body
D. To remove stone (more…)
Which of the following helps in clotting of blood?
A. Vitamin B1
B. Vitamin B2
C. Vitamin D