FAA Part 107 Drone Pilot Exam
Physiological Factors Practice Questions
21 practice questions with detailed explanations — aligned to the FAA Part 107 Drone Pilot Exam.
Master Physiological Factors to boost your score on the FAA Part 107 Drone Pilot Exam. Each question below mirrors the style and difficulty of real exam questions, complete with detailed explanations so you understand the why behind every answer. Work through all 21 questions, review any that trip you up, and use the related topics below to round out your preparation.
Q1.What is the minimum time a pilot must wait after consuming alcohol before acting as a crew member?
A.8 hoursB.12 hoursC.24 hoursD.48 hoursA. 8 hoursExplanation: 14 CFR § 91.17 (referenced by 107.27) requires a minimum of 8 hours from 'bottle to throttle'.
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Q2.No person may act as a remote pilot with a blood alcohol concentration (BAC) of ____ or greater.
A.0.04 percentB.0.08 percentC.0.02 percentD.0.10 percentA. 0.04 percentExplanation: The FAA limit is 0.04%, which is stricter than the standard driving limit of 0.08%.
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Q3.Hyperventilation (rapid breathing) can lead to symptoms similar to hypoxia. The recommended remedy is:
A.Slow the breathing rate, breathe into a paper bag, or talk aloudB.Administer 100% oxygenC.Drink waterD.Hold your breath for 2 minutesA. Slow the breathing rate, breathe into a paper bag, or talk aloudExplanation: Hyperventilation depletes carbon dioxide in the blood. Breathing into a bag or talking helps restore CO2 balance.
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Q4.Acute fatigue is characterized by:
A.Inattention, distractibility, errors in timing, and neglect of secondary tasksB.Long-term exhaustion requiring medical treatmentC.Improved focus due to adrenalineD.HungerA. Inattention, distractibility, errors in timing, and neglect of secondary tasksExplanation: Acute fatigue is short-term tiredness caused by physical or mental strain (like a long flight day). It degrades performance.
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Q5.Dehydration can cause:
A.Dizziness, weakness, nausea, and drying of mucous membranesB.Increased visual acuityC.HyperactivityD.Slow breathingA. Dizziness, weakness, nausea, and drying of mucous membranesExplanation: Dehydration reduces blood volume and impairs physical and mental performance, leading to dizziness and fatigue.
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Q6.A conviction for a drug-related offense can result in:
A.Denial of an application for a Remote Pilot Certificate for up to 1 yearB.A permanent ban on flyingC.A warning letterD.Mandatory drug testingA. Denial of an application for a Remote Pilot Certificate for up to 1 yearExplanation: 14 CFR § 107.57 states that drug convictions are grounds for denial of a certificate for 1 year.
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Q7.The most effective way to scan the sky during the day is to:
A.Use a series of short, regularly spaced eye movementsB.Focus on the droneC.Scan continuously without stoppingD.Look only at the horizonA. Use a series of short, regularly spaced eye movementsExplanation: The eye can only focus on a small area at a time. . Systematically scanning 10-degree sectors is most effective.
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Q8.Hypoxia is a state of:
A.Oxygen deficiency in the bodyB.Excessive oxygen in the bloodC.Low blood sugarD.Excessive carbon dioxideA. Oxygen deficiency in the bodyExplanation: Hypoxia is a lack of sufficient oxygen to support brain and body function, leading to confusion and unconsciousness.
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Q9.Chronic fatigue:
A.IsNot relieved by a single night's sleep and may require medical attentionB.Is caused by a single long flightC.Is easily cured by coffeeD.Improves piloting skillsA. IsNot relieved by a single night's sleep and may require medical attentionExplanation: Chronic fatigue accumulates over time and indicates a deeper physiological or psychological issue requiring rest and recovery.
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Q10.Taking over-the-counter medication (like antihistamines) before flying:
A.May affect judgment and coordination; consult an AME or the labelB.Is always safeC.Is prohibited by the FAAD.Enhances performanceA. May affect judgment and coordination; consult an AME or the labelExplanation: Many OTC meds cause drowsiness. 14 CFR § 107.27 prohibits operating if you know a medical condition or medication creates a risk.
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Q11.The 'blind spot' in human vision at night is located:
A.In the center of the visual fieldB.In the peripheral visionC.There is no blind spot at nightD.Top left cornerA. In the center of the visual fieldExplanation: The central fovea contains cones (color/day vision). At night, cones don't work well, creating a central blind spot. You must look slightly off-center to use rods (night vision).
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Q12.How long does it take for the eyes to fully adapt to darkness?
A.30 minutesB.5 minutesC.1 hourD.10 minutesA. 30 minutesExplanation: Rods take approximately 30 minutes to fully adapt to darkness.
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Q13.Heatstroke is a medical emergency characterized by:
A.High body temperature, lack of sweating, confusion, and collapseB.Excessive sweating and pale skinC.ShiveringD.HungerA. High body temperature, lack of sweating, confusion, and collapseExplanation: Heatstroke is the collapse of the body's thermoregulation. The body stops sweating, and temperature rises dangerously.
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Q14.Carbon monoxide poisoning in aviation is typically caused by:
A.Exhaust fumes entering the cabin (manned aircraft) or proximity to running vehiclesB.High altitudeC.Breathing pure oxygenD.Holding breathA. Exhaust fumes entering the cabin (manned aircraft) or proximity to running vehiclesExplanation: While less common for drone pilots (who are outside), standing near running vehicle exhaust can cause CO poisoning, reducing the blood's ability to carry oxygen.
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Q15.An 'empty field myopia' occurs when:
A.The eyes have nothing to focus on (like an empty sky) and focus at a resting distance of a few metersB.The pilot is nearsightedC.The pilot stares at the sunD.The sky is cloudyA. The eyes have nothing to focus on (like an empty sky) and focus at a resting distance of a few metersExplanation: When looking at a featureless sky, the eyes relax and focus only a few meters ahead, making it hard to spot distant aircraft.
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Q16.Which of the following would disqualify you from flying a sUAS?
A.A migraine headache causing blurred visionB.A mild cold with no medicationC.Being 65 years oldD.Wearing glassesA. A migraine headache causing blurred visionExplanation: 14 CFR § 107.17 prohibits acting as a crew member if you have any physical or mental condition that would interfere with the safe operation (like blurred vision).
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Q17.Motion sickness can be treated in flight by:
A.Opening fresh air vents and focusing on the horizonB.Closing eyesC.Reading a mapD.Drinking alcoholA. Opening fresh air vents and focusing on the horizonExplanation: Fresh air and visual reference to the horizon help align the inner ear and visual senses.
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Q18.Stress Management strategies include:
A.Prioritizing tasks and avoiding distractionsB.Ignoring the stressC.Working fasterD.Taking stimulantsA. Prioritizing tasks and avoiding distractionsExplanation: Managing stress involves reducing workload, prioritizing safety-critical tasks, and maintaining situational awareness.
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Q19.What is the legal limit for marijuana use for Part 107 pilots?
A.Any trace in the blood is grounds for denial/revocationB.It is legal if state law allows itC.0.04%D.Allowed if used 24 hours priorA. Any trace in the blood is grounds for denial/revocationExplanation: Marijuana remains a Schedule I controlled substance federally. A conviction for possession allows the FAA to suspend/revoke certificates. Flying while under the influence is prohibited.
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Q20.The 'I' in IMSAFE stands for:
A.IllnessB.InjuryC.IntelligenceD.InsuranceA. IllnessExplanation: I = Illness. Are you sick?
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Q21.Regarding alcohol, which is more restrictive?
A.Part 107 (0.04% BAC)B.State driving laws (usually 0.08% BAC)C.Part 107 (0.08% BAC)D.They are the sameA. Part 107 (0.04% BAC)Explanation: The FAA's limit of 0.04% is stricter than the standard driving limit of 0.08% found in most states.
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