Evidence Indicates That Plants Increase the Number of Stomata in Their

question 58

Multiple Choice

Evidence indicates that plants increase the number of stomata in their leaves as atmospheric CO2 levels decline. Increasing the number of stomata per unit surface area should have the effect of doing which of the following? 1. increasing dehydration of leaf tissues
2) decreasing dehydration of leaf tissues
3) countering the effect of declining CO2 on photosynthesis
4) reinforcing the effect of declining CO2 on photosynthesis
5) decreasing the O2 content of air next to the leaves lower than it would otherwise be
6) increasing the O2 content of air next to the leaves higher than it would otherwise be

• A) 1, 3, and 5
• B) 1, 3, and 6
• C) 1, 4, and 5
• D) 2, 3, and 6
• E) 2, 4, and 5

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Definitions:

Hollow Skeleton

A structural feature in some organisms, such as birds, where bones are lightweight yet strong due to being hollow, facilitating flight.

Small Teeth

Dental features that are smaller in size; this can relate to various animals, including humans, depending on genetic, dietary, or evolutionary factors.