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Questions and Answers
What is the main reason for decreased leaf area in plants subjected to water stress?
What is the main reason for decreased leaf area in plants subjected to water stress?
- The plant produces less leaves due to metabolic changes
- Cells shrink and the cell walls relax (correct)
- The plant drops its leaves to reduce transpiration
- Cells become larger and stretch the cell walls
What controls solute loss by guard cells during water stress?
What controls solute loss by guard cells during water stress?
- CO2
- ABA (correct)
- Water molecules
- Photosynthates
What is the primary reason for altered energy dissipation in plants during water stress?
What is the primary reason for altered energy dissipation in plants during water stress?
- Reduced water uptake and movement
- Less transpiration (correct)
- Decreased photosynthesis
- Stomatal closure
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