Question : Which among the following is the coldest of the atmospheric layers?

Option 1: Mesosphere

Option 2: Stratosphere

Option 3: Thermosphere

Option 4: Troposphere

Question : Which of the following layers is not one of the atmospheric layers of the Earth?

Option 1: Stratosphere

Option 2: Thermosphere

Option 3: Mesosphere

Option 4: Endosphere

Question : The ozone layer is found in which of the following layers of the atmosphere?

Option 1: Stratosphere

Option 2: Troposphere

Option 3: Mesosphere

Option 4: Exosphere

Question : Radioactive elements emit:

Option 1: Radio waves

Option 2: Infrared waves

Option 3: Ultraviolet waves

Option 4: α, β, and γ radiation

Question : The satellites orbit the Earth in which of the following layers of the atmosphere?

Option 1: Stratosphere

Option 2: Exosphere

Option 3: Troposphere

Option 4: Mesosphere