CBSE Class 9 Social Science Atmosphere and Climate (Class 9 NCERT New) Quiz 3

1. Cities that are closer to large bodies of water tend to have _____________ temperatures

A more extreme temperature changes B less extreme temperature changes C 4 distinct seasons D more sunshine

2. The layer of gases that surrounds Earth is called its

A atmosphere B ocean C land mass D biosphere

3. What is the name of the biological process that adds oxygen to the atmosphere?

A cyanobacteria B photosynthesis C oxygen D respiration

4. Which gas is most abundant in Earth's modern atmosphere?

A nitrogen B oxygen C argon D carbon dioxide

5. What is the main mechanism for energy transfer in the troposphere?

A conduction B convection C radiation D transpiration

6. What is the role of radiation in Earth's atmosphere?

A it's how energy is transferred from land to water B it's how energy warms the troposphere from Earth's surface C it's how energy reaches Earth from the sun D it's the main way energy is transferred within Earth's atmosphere

7. This energy transfer method describes how the troposphere is warmed directly by Earth's surface.

A conduction B radiation C convection D condensation

8. Which biological process removes carbon dioxide from the atmosphere?

A respiration B oxygen C photosynthesis D condensation

9. List the four main layers of the atmosphere in order from low to high altitude.

A thermosphere, stratosphere, mesosphere, troposphere B stratosphere, thermosphere, mesosphere, troposphere C thermosphere, mesosphere, stratosphere, troposphere D troposphere, stratosphere, mesosphere, thermosphere

10. In which atmospheric layer is ozone most abundant?

A troposphere B mesosphere C thermosphere D stratosphere