Final answer:
The beneficial ozone layer is in the stratosphere region of the atmosphere.
Step-by-step explanation:
The beneficial ozone layer is located in the stratosphere region of the atmosphere. The stratosphere is the second major layer of Earth's atmosphere, located above the troposphere and extending to approximately 50 kilometers above the Earth's surface. It is here that the ozone layer is found, which plays a crucial role in protecting life on Earth by absorbing most of the Sun's harmful ultraviolet (UV) radiation.
Learn more about The location of the beneficial ozone layer in the atmosphere