The number of milk teeth in man is
Muscle fatigue is due to accumulation of
If we add salt to pure water, its boiling point will
The gastric gland in the stomach produce an enzyme :
What is the main property of mercury for using it in a clinical thermometer?
The Kala-azar disease in man is spread by the bite of a:
LCD stands for
Sound waves in air are
RADAR is used for
Which of the rays is most dangerous ?