Atmosphere

Maximum amount of gas found in the air is

• oxygen

• hydrogen

• carbon dioxide

• nitrogen

Rapid urbanization and industrialization have increased ___________ and ________ significantly.

• industrial and vehicular pollution

• land and soil

• CFC and methane

• Water and Wind

What layer comes next:
Troposphere - 
stratosphere -
?????

• mesosphere
• exosphere
• thermosphere
• ionosphere

In what layer of the atmosphere would you find clouds and weather?

• troposphere
• stratosphere
• mesosphere
• thermosphere

The order of the layers of the atmosphere from space to the earth's surface.

• stratosphere, troposphere, mesosphere, thermosphere
• troposphere, thermosphere, stratotosphere, mesosphere
• troposphere, stratosphere, mesosphere, thermosphere
• troposphere, stratosphere, thermosphere, mesosphere