Several Tomato Plants Are Growing in a Small Garden Plot

question 38

Multiple Choice

Several tomato plants are growing in a small garden plot. If soil water potential were to drop significantly on a hot summer afternoon, which of the following would most likely occur?

• A) Stomatal apertures would decrease.
• B) Transpiration would increase.
• C) The leaves would become more turgid.
• D) The uptake of CO2 would be enhanced.
• E) The proton gradient would dissipate.