AP Biology



AP BiologyName __________________Reading Guide Date _____________Campbell 7th ed. Period _____Chapter 10- PhotosynthesisWhat role do autotrophs fill in the biosphere? __________________________________________________________________________________________________Indicate the role of each structure within the leaf:Stomates ___________________________________________________Mesophyll cells ______________________________________________Thylakoid membranes _________________________________________Stroma _____________________________________________________What is the source of oxygen released from photosynthesis? ____________________________________________________________________________________In the overview of photosynthesis, indicate the most significant function of:Light reaction ________________________________________________Calvin cycle _________________________________________________Light is a form of energy known as _____________________________________ and visible light has a wavelength range of __________________________________Plant light receptors absorb ______________________________ wavelengths of light and reflect ________________________________ wavelengths of light.The porphyrin ring of chlorophyll contains the element _____________________And the role of the ring is to _____________________________________________.What does chlorophyll do when excited by photons? ___________________________________________________________________________________________Label the diagram, and explain the difference between Photosystem I and Photosystem II.________________________________________________________________________________________________________________________________________________________________________________________________________________________With 2 different colored pencils, follow the energy paths of both noncyclic and cyclic electron flow in the diagram.How does cyclic flow differ from noncyclic photophosphorlyation? ____________________________________________________________________________________________________________________________________To generate ATP, chloroplasts rely on the ETC to ________________________And ATP is synthesized when _______________________________________________________________________________________________________________Within the thylakoid membrane and stoma, indicate what happens to each of the following:Water _____________________________________________________High energy electrons ________________________________________H+ _______________________________________________________Oxygen ____________________________________________________NADP+ ____________________________________________________ADP _______________________________________________________Where in the chloroplast is the H+ concentration highest? ______________________________________________________________________________________What happens during carbon fixation? _________________________________________________________________________________________________________________________________________________________________________List the materials the plant uses during the Calvin cycle and the source of the materials. __________________________________________________________________________________________________________________________________________The products of the Calvin cycle are _________________________________________________________________________________________________________What environmental and internal challenges have forced both C4 and CAM plants to evolve alternatives to the photosynthesis system used by other plants?__________________________________________________________________________________________________________________________________________Why do high oxygen levels inhibit photosynthesis? _____________________________________________________________________________________________What happens during photorespiration and why is it considered bad for plants?________________________________________________________________________________________________________________________________________What evolutionary adaptations to the Calvin cycle are seen in C4 plants like sugar cane? ____________________________________________________________________________________________________________________________________________________________________________________________________________Draw a diagram to show the anatomical adaptations seen in C4 plants to accommodate their variation on the Calvin cycle.What evolutionary adaptation t the Calvin cycle is seen in CAM plants like cacti?_______________________________________________________________________________________________________________________________________________________________________________________________________________ ................
................

In order to avoid copyright disputes, this page is only a partial summary.

Google Online Preview   Download