Natural Radioactivity Multiple Choice Questions (MCQ) PDF Download

MCQ 1: The elements which emit natural radioactivity are known as

1. radio elements
2. active elements
3. radioactive elements
4. nuclear elements

MCQ 2: The radiation emitted from the splits into

1. 2 components
2. 4 components
3. 5 components
4. 3 components

MCQ 3: The types of radiations emitted by the radioactive substance are

1. 2
2. 4
3. 5
4. 3

MCQ 4: The radiations emitted by different elements are

1. alpha
2. beta
3. gamma
4. all of above

MCQ 5: The spontaneous emission of radiation by unstable nuclei is called

1. positive radioactivity
2. artificial radioactivity
3. natural radioactivity
4. negative radioactivity