Directions: read each item carefully. Select the letter of the option corresponding to the BEST answer to the questions.


1. What does ALARA stand for?
A. As Long As Radiation Allows
B. As Low As Reasonably Achievable C. Alternative Low Affecting Radiation Alert
D. Achievable Low Affinity Radiation Assimilation

2. Which are considered as Ionizing Radiation?
A. X-Rays and Gamma Rays B. Infrared and Ultraviolet Radiation
C. Radio waves, Microwave and Visible Light
D. All forms of EM Waves are considered as Ionizing Radiation

3. Which are considered as the less harmful Non-Ionizing Radiation?
A. Infrared and Ultraviolet Radiation
B. Radio waves, Microwave and Visible Light
C. Ultraviolet Radiation, X-Rays and Gamma Rays
D. All forms of EM Waves are considered as Non-Ionizing Radiation

4. Which is TRUE regarding Radiation safety?
A. More time of exposure means less harm from radiation
B. More appropriate shielding means less harm from radiation
C. Less distance from the source of radiation means less harm from radiation
D. Increased distance from the source of radiation means less harm from radiation

5. Which situation implies greater risk of getting harmful effects from EM Radiation?
A. Sunbathing early in the morning
B. Watching TV for 3-5 hours per day
C. Staying near an operating Microwave oven
D. Getting more than one Chest X-Ray every year​