Which among the following layers of Earth's atmosphere contains the Ozone layer?

Which of the following layers contains the ozone layer?

Which of the following atmospheric layers contains the Ozone layer that protects Earth from harmful UV rays?

The Earth's atmosphere is mainly heated by which one of the following?

Which of the following options is the correct sequence of layers of atmosphere starting from the Earth’s surface?

Which among the following layers of the atmosphere reflects radio waves back to Earth, aiding radio communication?