Industrial hazards IMP MCQ MSBTE Exam Imp mcq industrial Hazards

1. MCQ
Chapter2…
Industrial Hazards
Syllabus
2.1 Hazards: Types, Causes, Effects
2.2 Hazard and Risk Analysis: Quantitative and Qualitative: Failure Mode and Effect Analysis
(FMEA), Maximum Credible Accident Analysis (MCAA), Fault Tree Analysis, Event Tree
Analysis.
2.3 HAZAN, HAZOP, Managerial Oversight Review Technique (MORT), Incident Technique,
Critical Incident Review Technique, Safety Integrity Levels (SIL).
2.4 Safety Audit: Objective and Procedure.
Sr.
No.
Questions
01 The following symbol is used when something in your workplace is a:
A. Chemical Weapon
B. Biohazard
C. Toxic Substance
D. Radiation Danger
02 Which of the following is not a chemical-related health hazard?
A. Carcinogenicity
B. Reactivity
C. Corrosivity
D. Toxicity
03 Exposure to high levels of noise can lead to which of the following:

2. A. High blood pressure
B. Gastrointestinal problems
C. Chronic fatigue.
D. All of the above
04 The most effective way to prevent hearing loss at work is to:
A. Monitor your hearing loss over time with a routine hearing test
B. Always wear ear protection everywhere you go
C. Monitor noise levels through engineering and administrative controls to
minimize overexposure
D. None of the above
05 The most dangerous place to use electrical equipment is:
A. Near a ladder
B. Outdoors
C. Near water
D. Near other electrical equipment
06 The safest ladder to use around electricity is:
A. Wood
B. Aluminum
C. A smaller step stool
D. Fiberglass
07 The effects that an electrical shock has on your body can depend on:
A. Its current
B. The presence of moisture in the environment
C. Its duration
D. All of the above
08 Which is not included in the causes of accidents due to worker?
A. Mischievous behaviour
B. Poor housekeeping
C. Leak of concentration
D. Overconfidence
09 Which of the following is an unsafe condition?
A. improper material handling
B. hazardous arrangement of material
C. poor house keeping
D. long working hours
10 The following is indirect cost of accident
(A) Money paid for treatment of worker
(B) Compensation paid to worker
(C) Cost of lost time of injured worker
(D) All of the above
11 The following is(are) physical hazard agent(s)
(A) Falls
(B) Electricity

3. (C) Inhalation
(D) All of the above
12 Which of the following colour is used for radiation hazard?
(A) Red
(B) Orange
(C) Green
(D) Purple
13 Decibel (db) is a unit used to measure
(A) Light
(B) Sound
(C) Frequency
(D) None of the above
14 Transportation method is a __________ approach.
a)Quantitative
b)Qualitative
c)Scientific
d)All of the given options
15 The reason for considering safety include
(a) Humanitarian concern
(b) Economic reasons
(c) Laws and Regulations
(d) All the above
16 which cost is not include in direct accidents costs?
(a) Medical care expenses for injured.
(b) Replacement cost of equipment and material damaged in accidents.
(c) Decrease in moral which affects productivity.
(d) Fees for legal counsel.
17 ____________of every year is celebrated as National Safety Day.
(a) March 4
(b) April 4
(c) March 14
(d) April 14
18 Which one theory have not been developed to understand and explain accident
causation?
(a) Heinrich Theory
(b) Collision Theory
(c) Ferrel's Theory
(d) Vincoli Theory
19 As per the Heinrich theory, 88 % of accidents were attributable to
(a) unsafe physical condition
(b) unsafe mechanical condition
(c) unsafe act
(d) natural calamities
20 Which of these best describes "the likelihood of an incident occurring"?

4. A Risk
B Hazard
C An event
D An episode
21 Which of these is the first step to take when conducting a risk assessment?
A Evaluate the risk
B Identify the hazards
C Review your findings
D Update risk assessments
22 Which of these is most likely to cause an accident in a workplace?
A Administration
B Manual handling
C Adequate lighting
D Excessive noise
23 Which of these is most likely to be a result of handling an overloaded electrical
socket?
A Frostbite
B Asbestosis
C Asphyxiation
D Electric shock
24 Why should near misses be reported?
A To educate employees
B To test the first aider
C To ensure complete recovery
D To stop a more serious event occurring
25 A hazard is a situation where there is
a. Threat of natural calamity
b. Threat to property and lives from calamities
c. Threat for consequences of disaster
d. All of the above
26 Which types of moving parts need guarding?
a. Power transmission apparatus
b. The point of operation
c. Other moving parts
d. All of the above.
27 Which Machine motion is the most dangerous?
a. Cutting action
b. Punching action
c. Bending action
d. All motions can cause serious injuries
28 What should be firmly secured to the machine?
a. The guards.
b. The operating instructions.
c. The awareness barrier
d. The personal protective equipment.
29 What is the difference between a guard and a safety device?

5. a. The guard creates no new hazards; the safety device is a physical barrier that
prevents contact with the moving parts.
b. The guard is a physical barrier that prevents access to danger areas; the
device performs one of several functions.
c. The guard requires the operator to use both hands to run the machine; the device is
a physical barrier.
d. There is no difference.
30 Which of these is NOT a probable physical hazardous characteristic of a chemical?
(A) Flammable
(B) Acute
(C) Corrosive
(D) Reactive
31 Hazard Class 3 is-
(A) Corrosive
(B) Infectious substance
(C) Flammable liquid
(D) Radioactive
32 The new orange bar, which was yellow before 2002, indicates-
(A) Flammability Hazard
(B) Special Hazard Information
(C) Physical Hazard
(D) Health Hazard
33 Which of the following words is used to correspond with the most toxic material?
(A) Hazard
(B) Caution
(C) Warning
(D) Danger
34 What does the following symbol mean?
(A) Radioactive
(B) Toxic vapors
(C) Ionizing radiation
(D) Dangerous high-powered ventilation
35 What does the following symbol mean?

6. (A) Icy conditions
(B) Cold storage required (freezing point of water or below)
(C) Low temperature or cryogenic hazard
(D) Dangerous when frozen
36 What does the following symbol mean?
(A) Potentially harmful chemical, generally an irritant
(B) General warning sign that says just don’t do it
(C) Don't store chemicals here
(D) Do not enter
37 What does the following symbol mean?
(A) Harmful to living tissue
(B) Hazardous to both living and non-living material, can cut or burn
(C) Acid, touching it will lead to what you see in the image above
(D) Corrosive
38 When a chemical splashes in the eye rinse for ________?
a. 10 seconds
b. 5 minutes

7. c. 30 seconds
d. 15 minutes
39 What is noise?
a) Desirable sound
b) Desirable and unwanted sound
c) Undesirable and unwanted sound
d) Undesirable and wanted sound
40 In which unit sound is measured?
a) Kilometer
b) Pascal
c) Kilogram
d) Decibel
41 Allowed noise level by WHO in residential areas is
(A) 25 dB
(B) 50 dB
(C) 75 dB
(D) 100 dB
42 Noise hazard can cause
(A) hypertension
(B) hearing loss
(C) sleep disturbances
(D) all of the above
43 Following is used for measuring intensity of sound
(A) Sound level meter
(B) Frequency meter
(C) both (A) and (B)
(D) None of the above
44 Radiation that causes redness and sores on the skin is
A. gamma only
B. beta only
C. alpha
D. gamma and beta
45 The three forms of ionizing radiation are:
A. Microwave, alpha, beta
B. Visible light, x-ray, gamma
C. Gamma, alpha, beta
D. X-ray, laser, microwave
46 Gamma radiation can be shielded with:
A. Paper
B. Your skin
C. Aluminum
D. Lead
47 The effects of short-term exposures to high radiation could cause:
A. Tissue damages
B. Inhibit tissue functions
C. Unrepairable tissue damages

8. D. All of the above
48 The three best ways to protect yourself from radiation exposures are:
A. Time, distance, shielding
B. Meditate, focus, breathe
C. Paper, plastic, lead
D. Distance, ear-plugs, shielding
49 Which of the following is not characteristics of hazardous waste?
a) Toxicity
b) Corrosivity
c) Ignitibility
d) Leakage
50 All electric wires are well insulated for the purpose of safety with some
A. iron cover
B. glass cover
C. plastic cover
D. wood cover
51 Gloves used for electrical protection must be electrically tested every…
A) 3 months
B) 6 months
C) 12 months
D) Never
52 One of the three generally recognized hazards of electrical work is____.
A) Arc Flash
B) Cuts
C) Falls
D) Concussion
53 One of the main functions of personal protective grounds is to provide a _______
impedance path for a short circuit.
A) High
B) Low
C) Smooth
D) Adequate
54 Electrical injuries are commonly caused by:
a. Unsafe equipment or installations
b. An unsafe environment
c. Unsafe work practices.
d. All of the above
55 Smoking materials cause fires from:
a. Spontaneously igniting
b. Being carelessly thrown away
c. Radiant heat transmission
d. Being rubbed together
56 Devices with electrical cords:
a. Should be thrown away when the cord is cracked, frayed, or discolored
b. Should be hung up by the cord when not in use

9. c. Should be covered up with towels and/or blankets at all times
d. Should be immersed in water while plugged in
57 When should employees be informed of the fire hazards to which they are exposed at
work?
(A) Upon the initial assignment
(B) Within two days of the initial assignment
(C) Within 30 days of the initial assignment
(D) Within 90 days of the initial assignment
58 When you discover a fire, you should…
(A) Pull the fire alarm and call the fire department
(B) Use a fire extinguisher to put out the fire, even if you’ve never used a fire
extinguisher before
(C) Stay in the building until you figure out a way to extinguish the fire
(D) Run out of the building without warning others of the fire
59 Below is a list of fire extinguisher types matched with surfaces on which they can be
used. Which is the incorrect option?
(A) Class A - Cloth, wood, paper, and rubber
(B) Class B - Plastics, polyethylene, styrofoam
(C) Class C - Wiring, fuse boxes, electrical equipment, and computers
(D) Class D - Combustible metals such as magnesium, potassium, titanium, and
sodium
60 Which of the following fire extinguishers is used to put out fires caused by flammable
liquids?
(A) Class A water fire extinguishers
(B) Class B carbon dioxide fire extinguisher
(C) Class C dry chemical fire extinguisher
(D) None of the above
61 Which of the following is the acronym describing the correct sequence of using a fire
extinguisher?
(A) PULL
(B) PUSH
(C) PASS
(D) None of the above
62 What can you do to help prevent a fire at work?
(A) Avoid using electrical equipment near flammable gases, vapors, and liquids
(B) Clutter your workspace with paper and other combustibles
(C) Use electrical wires near flammable gases and liquids
(D) Avoid cleaning up oil spills and chemical spills
63 Which of the following should you NOT do during a fire emergency?
(A) Evacuate a building through designated exit routes
(B) Keep fire doors shut to prevent the fire from spreading
(C) Crawl low under the smoke while breathing only through your nose
(D) Re-enter the building without the permission of authorities
64 The elements of Fire Triangle are:
A. Oxygen, Wood, CO2
B. Oxygen, Fuel, CO2

10. C. Oxygen, Fuel, Nitrogen
D. Oxygen, Fuel, Heat
65 Who may be responsible for accident?
a)Worker
b) Management
c) working conditions
d) all
66 Most accidents are caused by
A. Badweather
B. People
C. Equipment
D. Poor directions
67 To help prevent accidents, people who use tools must
A. Be very careful
B. Not wear glasses
C. Be trained and authorized to use them
D. Not be sleepy
68 Safety Signs provide
A. Information about hazardous areas
B. Caution information
C. Warnings
D. All of the above
69 An accident is an __________ sudden mishap.
a) unforeseen
b) uncontrolled
c) undesirable
d)all of these
70 _____ is unsafe condition:
a)Operating at unsafe speed
b)Non effective safety devices
c)Using unsafe equipment
d)Unsafe position
71 Which one is not the part of the immediate cause:
a)Unsafe act
b)Unsafe condition
c)Physical condition of the person
d)Fire
72 Which factor does not cause accidents due to dangerous machines?
a) Boiler
b)Unsafe clothing
c)Prime movers
d)Transmission System
73 House-keeping has to be good is the condition of________.
a)Safe material handling
b)Personal protection devices
c)Safe activities in the organization

11. d)Good House-Keeping
74 Safety management deals with :
a)Loss of life
b) Personal injury
c)Damage to the equipment
d)Prevention of an accident
75 Which one of the following is contributory cause of an accident?
a)Improper material handling
b)Poor housekeeping
c)Protruding object
d)Tendency of show off
76 Industrial hazards comes under the category of:
a) Natural hazards
b) Human induced hazards
c) Meteorological hazard
d) Wild fire hazard
77 What is risk?
a) Negative consequence that could occur
b) Negative consequence that will occur
c) Negative consequence that must occur
d) Negative consequence that shall occur
78 What is one reason to conduct qualitative risk analysis before quantitative risk
analysis?
A. Qualitative risk analysis is done to improve the quality of the data used in the
quantitative risk analysis.
B. Quantitative analysis uses the risk values that are calculated with the
qualitative analysis.
C. Qualitative risk analysis prioritizes risk. Based upon the priority, quantitative
analysis only needs to be done on the high risks.
D. None of these.
79 Which is a top-down method of analyzing risks?
a) FTA
b) FMEA
c) Hazards
d) Damages
80 What is FTA?
a) free tree analysis
b) fault tree analysis
c) fault top analysis
d) free top analysis
81 Which analysis uses the graphical representation of hazards?
a) Power model
b) FTA
c) FMEA
d) First power model
82 What is FMEA?

12. a) fast mode and effect analysis
b) front mode and effect analysis
c) false mode and effect analysis
d) failure mode and effect analysis
83 Find the odd one out related to the FMEA team.
a) Assembly engineer
b) Manufacturing engineer
c) Quality engineer
d) Process variability data
84 Which of the following is not a benefit of FMEA?
a) Increase in customer satisfaction
b) Prioritize product/process deficiencies
c) Maximize late changes and associated cost
d) Document and track actions taken to reduce risk
85 There are four stages of FMEA.
i) Specifyingthe possibilities
ii) Quantifying risk
iii) Correcting high risk causes
iv) Re-evaluation of Risk
Which is the correct order of proceeding with these stages of FMEA?
a) i),ii),iii),iv)
b) i),ii),iv),iii)
c) iv),iii),i),ii)
d) iv),iii),ii),i)
86 Fault tree analysis is
(a) It is the process of modifying the state space of the system so that the effects of the
fault are minimized and system can continue in operation in some degraded state.
(b) Capacity of a system or component to continue normal operation despite the
presence of hardware or software faults.
(c) It is the widely used hazard technique
(d) Incorrect step, process, or data definition in a computer program
87 Which one of the following techniques is used to analyze the cause and effect of
product failure?
(A) Quality Function Deployment
(B) Fault Tree Analysis
(C) Value Analysis
(D) Failure Mode and Effect Analysis
88 In fault tree analysis, event symbols describe the events that lead to:
A. System level failure
B. Component level failure
C. Sub component level failure
D. Parts level failure
89 Failure or undesired event that initiates the start of an accident sequence is called as:
i) Initiating Event
ii) Pivotal Event
iii) Accident Scenario

13. iv) Mishap
90 A hazard analysis can be used to evaluate a potential hazard; what other information
should be considered?
a. Injury reports
b. Statistical data
c. Risk assessment
d. Fatality investigations
91 The system safety method, MORT, stands for:
a. More Observation and Repetitive Training
b. Management Oversight and Risk Tree
c. Management Obstacles and Responsive Techniques
d. Management Objectives and Regulatory Training
92 One method often used in system safety programs for complex systems is:
a. Fault tree analysis
b. Fishbone analysis
c. Pareto chart analysis
d. Audit analysis
93 What are the two main causes of incidents in the workplace?
a. Unsafe acts and unsafe people
b. Unsafe people and unsafe machines
c. Unsafe conditions and unsafe machines
d. Unsafe acts and unsafe conditions
94 Which analysis method is the most effective at determining potential problems in a
given system?
a. Preliminary Hazard Analysis
b. Job Safety Analysis
c. Fault Tree Analysis
d. Failure Mode Effect Analysis
95 Internal auditor is appointed by______
a)Management
b)Shareholders
c)Government
d)Statutory body
96 ______ is the medium through which an auditor expresses his opinion on the state of
affairs of the client’s business.
a)Audit report
b)Audit certificate
c)Audit programme
d)Audit planning
97 A duty of an auditor is _______.
a)Statutory dutiesimposed by the Companies Act
b)Duties imposed by legal or court decisions
c)Duties arising out of professional etiquette
d)All of the above
98 The objective of the audit planning is ________
a)To give appropriate attention to all important areas of audit

14. b)To identify potential problems
c)To coordinate work with other auditors and experts
d)All of the above
99 The main object of an audit is ___
a) Expression of opinion
b) Detection and Prevention of fraud and error
c) Both (a) and (b)
d) Depends on the type of audit
100 Objectives of internal audit include _________.
a)Proper control
b)Perfect accounting system
c)Asset protection
d)All of the above