(a)[1]
Change 0.01 mm into micrometres.
(b)[5]
Finish Table 1.1.
(c(i))[1]
State the process that moves carbon dioxide from the air into the leaf.
(c(ii))[2]
Describe the pathway taken by a carbon dioxide molecule from the air outside a leaf to a spongy mesophyll cell.
(d(i))[1]
State the term for something in the environment that is so scarce that it limits life processes.
(d(ii))[1]
State one additional environmental feature that may also limit the rate of photosynthesis.
(e)[2]
Suggest the environmental advantages of using artificial photosynthesis on a large scale.