Layers of the Atmosphere

Q. Which layer of the atmosphere do aeroplanes fly in?

1. Exosphere
2. Mesosphere
3. Thermosphere
4. Troposphere

Q. ISRO successfully launched Chandrayaan-2 into an Earth orbit on 22 July 2019. It started a journey from the troposphere and finally ended in which layer of the atmosphere?

1. Exosphere
2. Stratosphere
3. Mesosphere
4. Troposphere

Q. All the living things exist in the Troposphere.

1. True
2. False

Q. Troposphere extends from the Earth's surface to a height of about 6 to 10 km.

1. True
2. False