Ionizing Radiation MCQs with Answers

adminApril 12, 2024

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Welcome to the Ionizing Radiation MCQs with Answers. In this post, we have shared Ionizing Radiation Online Test for different competitive exams. Find practice Ionizing Radiation Practice Questions with answers in Physics Tests exams here. Each question offers a chance to enhance your knowledge regarding Ionizing Radiation.

Ionizing Radiation Online Quiz

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Test Name: Ionizing Radiation MCQ Quiz Practice
Type: Quiz Test
Total Questions: 40
Total Marks: 40
Time: 40 minutes

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Ionizing Radiation

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1 / 40

Which of the following is a characteristic of beta particles?

Negative charge

No mass

Low penetration

2 / 40

Which of the following is NOT a characteristic of alpha particles?

Low penetration

High LET

High energy

3 / 40

The process of cell division is most sensitive to ionizing radiation during the ________ phase.

Mitotic

4 / 40

The concept of “relative biological effectiveness” (RBE) compares the ________.

Effectiveness of different types of radiation

Absorbed doses of different types of radiation

Energy output of different types of radiation

5 / 40

Which of the following is a characteristic of gamma rays?

Mass

Penetration

Charge

6 / 40

The process of cells dying due to ionizing radiation exposure is known as ________.

Necrosis

Mitosis

Apoptosis

7 / 40

The RBE of a radiation type is highest for ________.

Gamma rays

Alpha particles

Beta particles

8 / 40

The process of radioactive decay results in the emission of ________.

Beta particles

Alpha particles

Gamma rays

9 / 40

The process of cells dying due to ionizing radiation exposure is known as ________.

Apoptosis

Mitosis

Necrosis

10 / 40

The process of radioactive decay results in the emission of ________.

Beta particles

Gamma rays

Alpha particles

11 / 40

The process by which ionizing radiation changes the structure of a material through which it passes is called ________.

Filtration

Activation

Ionization

12 / 40

Which of the following is a type of deterministic effect of ionizing radiation?

Radiation burn

Genetic mutation

Cancer

13 / 40

The process of repairing ionizing radiation-induced DNA damage in cells is called ________.

DNA repair

Mitosis

Apoptosis

14 / 40

Which of the following is a characteristic of ionizing radiation?

Low energy

Penetrating ability

Long wavelength

15 / 40

The biological effects of ionizing radiation are primarily due to ________.

Damage to proteins

Damage to cell membranes

Damage to DNA

16 / 40

The linear energy transfer (LET) of ionizing radiation ________.

Increases with higher atomic number

Decreases with higher atomic number

Is unaffected by atomic number

17 / 40

Which of the following types of ionizing radiation is most easily stopped by a piece of paper?

Gamma

Alpha

Beta

18 / 40

Which of the following is a stochastic effect of ionizing radiation exposure?

Radiation burn

Cancer

Cataracts

19 / 40

The process by which ionizing radiation changes the structure of a material through which it passes is called ________.

Ionization

Filtration

Activation

20 / 40

The radiation weighting factor (WR) is highest for ________.

Beta

Gamma

Alpha

21 / 40

The law of Bergonie and Tribondeau states that ________.

Highly mitotic cells are more sensitive

Non-dividing cells are more sensitive

Large cells are more sensitive

22 / 40

Which of the following is NOT a characteristic of gamma rays?

Penetration

Charge

Mass

23 / 40

Which of the following types of ionizing radiation has the highest ionization power?

Beta particles

Alpha particles

Gamma rays

24 / 40

The inverse square law governs the ________.

Radiation intensity

Radiation dose

Radiation quality

25 / 40

The process of repairing DNA damage caused by ionizing radiation is called ________.

Mitosis

Apoptosis

DNA repair

26 / 40

The process of radioactive decay results in the emission of ________.

Alpha particles

Gamma rays

Beta particles

27 / 40

The RBE of a radiation type depends on its ________.

Dose

Wavelength

LET

28 / 40

The unit of exposure to ionizing radiation is ________.

Sievert

Roentgen

Gray

29 / 40

The quality factor (QF) accounts for ________.

Energy of radiation

Biological effectiveness of radiation

Penetration of radiation

30 / 40

Which of the following is a stochastic effect of ionizing radiation exposure?

Radiation burn

Nausea

Cancer

31 / 40

Which of the following is a unit used to measure the biological effect of ionizing radiation?

Sievert

Gray

Roentgen

32 / 40

The process of ionization occurs when ________.

Electrons are added

Electrons are removed

Protons are split

33 / 40

The half-life of a radioactive material is the time taken for ________.

All of the material to decay

One quarter of the material to decay

Half of the material to decay

34 / 40

The process of radioactive decay results in the emission of ________.

Gamma rays

Beta particles

Alpha particles

35 / 40

Which of the following tissues is most sensitive to ionizing radiation?

Muscle

Bone marrow

Nerve

36 / 40

Which of the following is NOT a type of ionizing radiation?

Ultraviolet

X-rays

Alpha particles

37 / 40

The fractionation of radiation therapy refers to ________.

Using different types of radiation

Delivering radiation in divided doses

Increasing the total radiation dose

38 / 40

The process of ionization involves ________.

Splitting protons

Adding electrons

Removing electrons

39 / 40

Which of the following is NOT a deterministic effect of ionizing radiation?

Cancer

Skin redness

Radiation burn

40 / 40

The process of DNA breaking into smaller fragments due to ionizing radiation exposure is called ________.

Ligation

Fragmentation

Amplification

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adminApril 12, 2024

0 15 1 minute read