Question id 211 - Flight performance and planning - EASA Drone Quiz A2

It drastically improves visual acuity
Lower oxygen levels (mild hypoxia) can cause fatigue, slower reaction times, and impaired decision-making
It makes the pilot immune to motion sickness
It has no physiological effect unless the pilot is flying above 10,000 meters

Training tests and timed exam simulations EASA Drone Quiz A2