1 a device used to measure the strength of brine solution is
a. salinometer
b. thermometer
c. both a and b
D. refractometer

2 what is function of the refractometer?
a. measures the sugar content of sap and syrup
b. measures the temperature of the food /fish
C. wraps the food/ fish processing
D. none of the above

3.what is the instrument used to determine the velocity of wind in sun drying?
a. anemometer
B. cylinder
C. refractometer
D. thermometer

4 high standard measuring instrument used fish processing is
a. salinometer
b. refractometer
C. thermometer
D. all of the above

5 what is the instrument used to measure the relative humidity of air when sun drying?
a. anemometer
b. Psychrometer
C. refractometer
D. thermometer​