This question compares thephotosynthetic pathways discussed in the module. It draws on information from both Topic 3 and Topic 5. Study the list of seven statements below and using "drag and drop" assign the appropriatephotosynthetic pathway orpathways to the statementsto indicate which they apply to.

Leaves have an acidic taste in the morning	Blank 1 Question 9
Members of the Cactaceae use this pathway	Blank 2 Question 9
CO2 is initially fixed in the 3-carbon compound phosphoglyceric acid	Blank 3 Question 9
Phosphoglycolate is an intermediary compound	Blank 4 Question 9
Mesophyll cells capture CO2 but do not fix it	Blank 5 Question 9
This pathway is frequent in tall fast-growing tropical grasses	Blank 6 Question 9
CO2 is extracted very efficiently from air	Blank 7 Question 9

C2 pathway C3 pathway C4 pathway CAM pathway C4 & CAM pathways C3 & C4 pathways C3 & CAM pathways C3, C4 & CAM pathways

CheckQuestion 9