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Multiple Choice
Which molecule is most likely to diffuse out of the pores of a leaf during the process of transpiration?
A
Water Vapor (H2O)
B
Nitrogen (N2)
C
Carbon Dioxide (CO2)
D
Oxygen (O2)
Verified step by step guidance
1
Understand the process of transpiration: Transpiration is the process by which water vapor is released from plants, primarily through small openings called stomata on the leaves.
Identify the molecules involved: The molecules listed are Water Vapor (H2O), Nitrogen (N2), Carbon Dioxide (CO2), and Oxygen (O2).
Consider the role of each molecule in transpiration: Water vapor is directly involved in transpiration as it is the primary substance being released from the plant.
Analyze the properties of water vapor: Water vapor is the gaseous form of water, and during transpiration, it diffuses out of the leaf pores into the atmosphere.
Conclude based on the process: Since transpiration involves the release of water vapor, it is the molecule most likely to diffuse out of the pores of a leaf during this process.