Ecosystem and Spheres Interrelations Quiz

Which process in the carbon cycle is primarily responsible for the movement of carbon from the atmosphere into the biosphere?

• Combustion

• Respiration

• Photosynthesis

• Decomposition

In the water cycle, what is the process called when water vapor cools and changes back into liquid, forming clouds?

• Evaporation

• Condensation

• Precipitation

• Transpiration

How does the atmosphere primarily impact ecosystems?

• By providing light for photosynthesis

• By regulating temperature through greenhouse gases

• By acting as a source of minerals for plants

• By preventing water from escaping into space

What role does the lithosphere play in ecosystems?

• It provides habitats for many organisms

• It acts as a source of carbon dioxide for photosynthesis

• It filters water as part of the water cycle

• All of the above

Which of the following is NOT a component of the biosphere?

• Plants

• Rocks

• Animals

• Microorganisms

How does the hydrosphere interact with the biosphere?

• By providing a medium for chemical reactions necessary for life

• By supplying energy for organisms

• By acting as a barrier to solar radiation

• By producing oxygen through photosynthesis

What is the primary way carbon is transferred from the biosphere to the atmosphere?

• Erosion

• Respiration

• Photosynthesis

• Fossil fuel combustion

Which process in the water cycle is directly responsible for the movement of water from the surface of plants into the atmosphere?

• Evaporation

• Condensation

• Precipitation

• Transpiration

What is the significance of nitrogen-fixing bacteria in the biosphere?

• They decompose organic matter, releasing carbon dioxide.

• They convert atmospheric nitrogen into a form plants can use.

• They produce oxygen through photosynthesis.

• They regulate the temperature of the atmosphere.

How does deforestation impact the carbon cycle?

• It increases the amount of carbon dioxide in the atmosphere.

• It decreases the amount of carbon dioxide in the atmosphere.

• It has no impact on the carbon cycle.

• It increases the amount of oxygen in the atmosphere.