Biology Chapter 8: Study Guide

Biology Chapter 8: Homework

Hmwrk 8-1 1. What is energy? 2. What is the difference between autotrophs and heterotrophs? Name one example of each. 3. What is ATP? What allows it to store and release energy? 4. Draw the structure of ATP and label it. 5. Name three uses of ATP.

Hmwrk 8-2 1. What is photosynthesis? 2. Describe Jan van Helmont’s experiment and conclusion. Was his conclusion correct? 3. The work of van Helmont, Priestly, Ingenhousz and others lead to what discovery? 4. Write the overall equation for photosynthesis. 5. What are pigments and chlorophylls?

Hmwrk 8-3 1. Draw and label a chloroplast. 2. Where do the light-dependent reaction and Calvin cycle take place? 3. What is electron transport? Define electron carriers. 4. What are light-dependent reactions and what do they produce? 5. What is the Calvin cycle and what does it produce? 6. Name two factors that affect photosynthesis.

1 Biology Chapter 8: Study Guide

Section 1  Definitions Autotroph Adenosine Triphosphate (ATP) Heterotroph  Know where the energy in most foods come from  Be able to list at least one example of an autotroph and heterotroph  Be able to list at least two forms of energy  Be able to draw and label a diagram of ATP  Be able to recognize the full name of ATP and spell it  Be able to define the prefixes “tri-” and “di-” in relation to ATP and ADP, respectively  Know the difference between ATP and ADP  Know where the energy is being stored in ATP  Be able to list at least three uses of ATP in the cell  Know whether ATP is a good source for storing large amounts of energy for extended periods of time

Section 2  Definitions Photosynthesis Pigment Chlorophyll  Know the experiments, results and conclusions of van Helmont, Priestly and Ingenhousz  Know the discovery made by van Helmont, Priestly, Ingenhousz and others  Be able to write out the overall equation of photosynthesis  Know what two things are required by the plant in order to undergo photosynthesis  Know the two main types of chlorophyll  Know what colors of light that pigments absorb and reflect and how that may affect photosynthesis

Section 3  Definitions Thylakoid NADP+ Light-dependent rxn Photosystem ATP synthase Stroma Calvin Cycle  Know the overall process of photosynthesis as diagramed on page 209  Know where the light-dependent reaction and the Calvin Cycle take place  Be able to draw and label a diagram of a chloroplast  Know how electrons get to be high energy electrons during photosynthesis  Know what carrier molecules are, what they do and an example  Know what NADP+ holds in order to become NADPH  Know the steps of the light-dependent reaction (including reactants and products)

2  Be able to fill in any possible missing information in the light-dependent reaction diagram (page 211)  Know the steps of the Calvin Cycle (including reactants and products)  Know both names for the Calvin Cycle  Be able to fill in any possible missing information in the Calvin Cycle diagram (page 212)  Be able to list at least two factors that affect photosynthesis and why