Radioisotopes and Their Applications
Chemistry ⇒ Nuclear Chemistry
Radioisotopes and Their Applications starts at 11 and continues till grade 12.
QuestionsToday has an evolving set of questions to continuously challenge students so that their knowledge grows in Radioisotopes and Their Applications.
How you perform is determined by your score and the time you take.
When you play a quiz, your answers are evaluated in concept instead of actual words and definitions used.
See sample questions for grade 12
Describe how radioisotopes are used in leak detection in pipelines.
Describe one use of radioisotopes in agriculture.
Describe one way radioisotopes are used in industry.
Explain how radioisotopes are used in environmental studies to track pollution.
Explain how radioisotopes are used in hydrology to study the movement of groundwater.
Explain why radioisotopes with long half-lives are not suitable for medical imaging.
Explain why short-lived radioisotopes are preferred for diagnostic purposes in medicine.
A scientist wants to date a wooden artifact using radiocarbon dating. Which radioisotope will she use?
Which of the following is a benefit of using radioisotopes in food preservation? (1) Increases shelf life, (2) Adds nutrients, (3) Changes taste, (4) Increases weight
Which of the following is a disadvantage of using radioisotopes? (1) High cost, (2) Long half-life, (3) Potential health hazards, (4) Limited availability
Which of the following is a risk associated with the use of radioisotopes? (1) Radiation sickness, (2) Water pollution, (3) Air pollution, (4) Noise pollution
Which of the following is NOT a common application of radioisotopes? (1) Medical imaging, (2) Food irradiation, (3) Water purification, (4) Archaeological dating
Fill in the blank: The process by which an unstable nucleus loses energy by emitting radiation is called __________.
Fill in the blank: The radioisotope __________ is commonly used to sterilize food and medical supplies.
Fill in the blank: The radioisotope __________ is used in PET scans for imaging metabolic processes.
Fill in the blank: The radioisotope __________ is used in smoke detectors.
True or False: All isotopes of an element are radioactive.
True or False: All radioisotopes are harmful to living organisms.
True or False: Gamma rays are more penetrating than alpha particles.
True or False: Radioisotopes are only produced artificially in nuclear reactors.
