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CBRN Awareness

Chemical, Biological, Radiological, and Nuclear defense fundamentals — CBRN Defense Awareness CBT

50 questions and answers — updated 2025/2026
01

What does CBRN stand for?

02

What does MOPP stand for?

03

What are the five MOPP levels?

04

What protective equipment is worn at MOPP 0?

05

What protective equipment is worn at MOPP 1?

06

What protective equipment is worn at MOPP 2?

07

What protective equipment is worn at MOPP 3?

08

What protective equipment is worn at MOPP 4?

09

What does JSLIST stand for?

10

What are the four types of chemical agents?

11

What forms do chemical agents come in?

12

How are chemical agents classified by the U.S.?

13

How may chemical agents be deployed?

14

What are the 9 mild symptoms of nerve agent poisoning?

15

What are the 11 severe symptoms of nerve agent poisoning?

16

What will replace the Nerve Agent Antidote Kit (NAAK)?

17

How many ATNAA doses should be administered for nerve agent poisoning?

18

How long should you apply pressure when using the autoinjector?

19

What do you do with the autoinjector after injecting?

20

What are the three types of alarms and signals used to convey NBC contamination warnings?

21

When under an NBC attack, when do you give warning?

22

What are the proper masking procedures?

23

The protective mask will NOT protect against what two types of gases?

24

Once a unit has masked, who can make the decision to unmask?

25

NBC hazards are classified into two types. What are they?

26

What are the three fundamentals of NBC defense?

27

What are the three levels of decontamination?

28

What Field Manual covers NBC Operations?

29

What Field Manual covers NBC Protection?

30

What Field Manual covers NBC Decontamination?

31

What is FM 3-7?

32

What is an NBC-1 report used for?

33

What are the three types of nuclear bursts?

34

Soldiers in MOPP 4 may lose how much water per hour?

35

When fitting the protective mask, in what sequence should straps be tightened?

36

What is the best way to protect against biological agents?

37

What is a vector in biological warfare?

38

What is meant by biological warfare?

39

What are the four types of microorganisms used in biological agents?

40

What is the best decontamination method for biological agents?

41

What two things should you avoid when crossing a contaminated area?

42

What FM covers Nuclear Contamination Avoidance?

43

What is the M50 protective mask?

44

Is the M50 mask effective in confined spaces?

45

What is the M8 detector paper used for?

46

What shape are CBRN contamination markers?

47

What colors are used on CBRN contamination markers?

48

What are the effects of a nuclear blast?

49

What is fallout?

50

What are the three principles of radiation protection?

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