PART $1$: WALTER DIAGRAM $(30$ points$)$

Figure $1.$ Walter diagram for the location discussed below. This location is in the southern hemisphere. The x $-$axis starts with July, and ends wit

PART $1$: WALTER DIAGRAM $($h June.

Question $1.$ Describe Figure $1(20$ points$)$

Question $2.$ What biome is represented in Figure $1$ and why? $(10$ points$)$

PART $2.$ PLANT ADAPTATION $(100$ points$)$

Species $"A"$ is an agronomically important shrub species from the biome you described above. Species $"$A$"$ was grown under control conditions, and then either kept under control conditions, or exposed to a six$-$week drought period, after which the following measurements were made.PART $1$: WALTER DIAGRAM $(30$ points$)$

Figure $1.$ Walter diagram for the location discussed below. This location is in the southern hemisphere. The x $-$axis starts with July, and ends with June.

Question $1.$ Describe Figure $1(20$ points$)$

Question $2.$ What biome is represented in Figure $1$ and why? $(10$ points$)$

PART $2.$ PLANT ADAPTATION $(100$ points$)$

Species $"A"$ is an agronomically important shrub species from the biome you described above. Species $"$A$"$ was grown under control conditions, and then either kept under control conditions, or exposed to a six$-$week drought period, after which the following measurements were made.

Figure $2.$ Physiological response to drought of Species $"$A$".($a$)$ Amax: maximum photosynthetic rate; $($b$)$ gs: stomatal conductance; $($c$)$ E: transpiration; $($d$)$WUE: water use efficiency. Values represent means with standard error bars. Different letters denote significant differences at

Question$3$: Describe Figure $2$ using one concise sentence. $(20$ points$)$

Table $1.$ Relative growth rate of the whole plant, root only, and shoot $($stem$+$leaves$)$ only of Species $"$A$".$ Values represent means with standard error bars. Different letters denote significant differences at

Question $4.$ Describe Table $1.(20$ points$)$

Question $5$: The leaf of this plant is cultivated to make tea. Using results from Figure $2$ and Table $1$ in your answer, discuss how and why the production of tea is likely to be impacted by the droughts that are predicted to intensify because of climate change in this biome? $(20$ points$)$

Figure $2.$ Physiological response to drought of Species $"$A$".($a$)$ Amax: maximum photosynthetic rate; $($b$)$ gs: stomatal conductance; $($c$)$ E: transpiration; $($d$)$WUE: water use efficiency. Values represent means with standard error bars. Different letters denote significant differences at

Question$3$: Describe Figure $2$ using one concise sentence. $(20$ points$)$

Table $1.$ Relative growth rate of the whole plant, root only, and shoot $($stem$+$leaves$)$ only of Species $"$A$".$ Values represent means with standard error bars. Different letters denote significant differences at

Question $4.$ Describe Table $1.(20$ points$)$

Question $5$: The leaf of this plant is cultivated to make tea. Using results from Figure $2$ and Table $1$ in your answer, discuss how and why the production of tea is likely to be impacted by the droughts that are predicted to intensify because of climate change in this biome? $(20$ points$)$

Question $6$: If the roots were the organ used for tea production $($instead of leaves$),$ how would the production be impacted by drought and why? $(20$ points$)$

Question $7$: Based on the data from Figure $2$d and Table $1,$ explain whether this species is well suited to cope with drought $($i$.$e$.,$ survive drought$),$ and why. $(20$ points$)$

PART $3.$ PLANT ADAPTATION $(20$ points$)$

Species $"B"\text{'}$s photosynthetic behavior is investigated in a biome that has a dry season year long.

Figure $3.$ Species $"$B$"$ photosynthetic responses $($CO$2)$ throughout a $24$ h period. The dark bar on the x $-$axis represents night$-$time.

Question $8$: Which biome species $"$B$"$ is located in$?(5$ points$)$

Question $9$: Describe Figure $3.(5$ points$)$

Question $6$: If the roots were the organ used for tea production $($instead of leaves$),$ how would the production be impacted by drought and why? $(20$ points$)$

Question $7$: Based on the data from Figure $2$d and Table $1,$ explain whether this species is well suited to cope with drought $($i$.$e$.,$ survive drought$),$ and why. $(20$ points$)$

PART $3.$ PLANT ADAPTATION $(20$ points$)$

Species $"B"\text{'}$s photosynthetic behavior is investigated in a biome that has a dry season year long.

Figure $3.$ Species $"$B$"$ photosynthetic responses $($CO$2)$ throughout a $24$ h period. The dark bar on the x $-$axis represents night$-$time.

Question $8$: Which biome species $"$B$"$ is located in$?(5$ points$)$

Question $9$: Describe Figure $3.(5$ points$)$

Question $10$: Based on results from Figure $3,$ what adaptation has Species $"$B$"$ evolved and in response to what environmental stress? $(10$ points$)$

$2$

Question $10$: Based on results from Figure $3,$ what adaptation has Species $"$B$"$ evolved and in response to what environmental stress? $(10$ points$)$

$2$