TEST 111 - Modified True or false:
Directions: Wnte TRUE if the statement is correct and if false, change the underlined word/s to make the statement correct. Write
the answer on the assessment sheets provided.
21. PH stands for Potential Hydrogen
22. DO meter is a handbeld water quality meter that measure the acidity of the water,
23. One of the uses of water pump in aquaculture is for lifting water in sites where the elevation is
beyond the ample reach of tidal fluctuation.
24. Salinity refractometer is designed for testing the concentration of salt water and brine.
25. In the PH scale the value ranges from 0 to 20.
26. DO meter is a handheld water quality meter that measures oxygen and temperature.
27. Salinity Refractometer is a water control equipment that utilize pumping or evaporation to remove or drain
various forms of water.
28. Portable handy pH Meter measures the acidity and alkalinity of a substance.
_29. Potential of Hydrogen refers to the hydrogen ion concentration in a solution.
30. DO meter is designed for testing the concentration of salt water and brine.​