Question

1. which of the following are produced during the light reactions of photosynthesis? a) ADP,NADP+,O2 b)glucose, ADP,NAD+ c)ATP,NADPH,CO2 d)glucose,ADP,NADP+,CO2 e)ATP,NADPH,O3

2. Which type of light energy is not used by plants during photosynthesis? a)blue b)yellow c)violet d)red E)none of the above=identofy

3. Photosystem II a)does not have a reaction center b)is reduced by NADPH c)passes electrons to photosystem I d)has P700 at its reaction e)all the choices are correct

4. The photolysis of water a)combines with carbon dioxide b)produces NADPH c) excites chlorophyll c)carbon dioxide d)water e)none of the above

5. Which of the following statements is false? a) during cell respiration, carbohydrate energy is converted into ATP b)during cellular respiration, mitochondria release carbon dioxide c)during photosynthesis, energy from the sun is used to form carbohydrates d)during photosynthesis, carbon dioxide is used e)during photosynthesis, oxygen is used

6. Carotenoids, xanthophylls and similar compounds a)absorb green light energy b)increase photosynthesis by increasing range of photon energy absorption for transfer to P680, P700 c)necessary for carbon fixation dioxide production d)increase oxygen production by photolysis e)all of the above

7. Carbon fixation a)occurs when carbon and oxygen from CO2 are incorporated into an organic molecule b)powers the process of glucose synthesis by supplying the cell with ATP c)occurs during the light reactions d)uses noncyclic electron flow to capture energy in glucose e)provides the cell with a supply of NADPH molecules

8. Carbohydrate-synthesizing reactions of photosynthesis directly require a)light b)products of the light reactions c)darkness d)02 and H20 e)chlorophyll and c02

Answer 1