#1
What is the most common gas found in mines that poses a threat to miners?
Oxygen
Carbon Monoxide
Nitrogen
Hydrogen
#2
What is the purpose of a refuge chamber in a mine?
To store equipment
To provide a safe space during emergencies
To extract minerals
To control ventilation
#3
Which of the following is a common method to prevent dust inhalation in mines?
Wearing gas masks
Installing ventilation systems
Drinking water frequently
Covering the mine entrance
#4
Which of the following is a common method to prevent mine fires?
Increasing oxygen levels in the mine
Properly storing flammable materials
Using open flames for illumination
Ignoring minor sparks
#5
Which of the following is NOT a common type of mine hazard?
Chemical hazards
Biological hazards
Radiation hazards
Psychological hazards
#6
Which of the following is a common cause of mine collapses?
Extreme weather conditions
Poorly maintained equipment
Excessive noise levels
Biological hazards
#7
Which organization is responsible for enforcing health and safety regulations in mining?
Environmental Protection Agency (EPA)
Occupational Safety and Health Administration (OSHA)
World Health Organization (WHO)
National Institute for Occupational Safety and Health (NIOSH)
#8
Which of the following is NOT a primary safety concern in underground mining?
Roof collapses
Methane gas explosions
Heatstroke
Equipment malfunction
#9
What is the purpose of conducting pre-shift inspections in mining?
To assess the quality of the mined materials
To ensure the safety of equipment before use
To calculate production quotas
To monitor environmental impact
#10
What does 'lockout-tagout' refer to in mining safety procedures?
A method to secure valuable minerals
A technique to prevent unauthorized access to mine entrances
A procedure to shut down equipment and prevent accidental startup
A system for identifying hazardous areas in a mine
#11
What is the purpose of a safety data sheet (SDS) in mining?
To record daily production numbers
To provide detailed information about hazardous chemicals
To track employee attendance
To monitor equipment maintenance
#12
What does 'strata control' refer to in mining?
A method to control the geological layers in a mine
A safety procedure for preventing rockfalls
A technique to prevent soil erosion
A method to extract minerals from layers of rock
#13
What does the term 'black lung' refer to in the context of mining?
A type of mineral found in coal mines
A condition caused by prolonged exposure to coal dust
A safety protocol for underground miners
A method of coal extraction
#14
What is the primary function of a safety lamp in mining?
To provide illumination in dark areas of the mine
To indicate the presence of hazardous gases
To serve as a communication device
To detect structural weaknesses in the mine walls
#15
In the event of a mine collapse, what should miners do to increase their chances of survival?
Run towards the nearest exit as fast as possible
Stay calm, find shelter, and conserve energy
Attempt to dig their way out immediately
Use their communication devices to call for help
#16
Which of the following is a primary cause of mining-related fatalities?
Equipment malfunction
Poor ventilation
Excessive noise levels
Improper lighting
#17
What is the main objective of a mine safety inspection?
To identify potential hazards and ensure compliance with safety regulations
To evaluate the quality of mined materials
To assess employee productivity
To calculate financial profits
#18
What role does ventilation play in mine safety?
To regulate temperature
To control humidity levels
To provide fresh air and remove hazardous gases
To enhance lighting conditions