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- 1. Multiple ChoiceThe main source of energy for all life comes from ____.the Earththe moonthe sunthe food we eat/make
- 2. Multiple ChoiceMost plants appear green because chlorophyllabsorbs green light.absorbs violet light.reflects green light.does not absorb violet light.
- 3. Multiple ChoiceThe reactants of photosynthesis aresugar and water.sugar and oxygen.carbon dioxide and water.carbon dioxide and oxygen.
- 4. Multiple ChoiceWhich statement about photosynthesis is correct?Plants get the energy they need for photosynthesis from water.Plants get the energy they need for photosynthesis from soil.Plants get the energy they need for photosynthesis from sunlight.Plants do not require energy to perform photosynthesis.
- 5. Multiple ChoiceWhat are the products of photosynthesis?Carbon dioxide and waterCarbon dioxide and oxygenGlucose and oxygenGlucose and water
- 6. Multiple ChoiceWhat pigment absorbs sunlight for photosynthesis?chloroplastthylakoidgranachlorophyll
- 7. Multiple Choice
Autotroph or heterotroph?AutotrophHeterotroph - 8. Multiple ChoiceAutotroph or heterotroph?AutotrophHeterotroph
- 9. Multiple ChoiceWhich of the following is the correct equation for PHOTOSYNTHESIS?6CO2 + 6H2O --> 6O2 + C6H12O66CO2 + C6H12O6 + 6H2O --> O26O2 + 6H2O --> 6CO2 + C6H12O6C6H12O6 + 6O2 ---> 6H2O + 6CO2
- 10. Multiple ChoiceWhich gas is removed from the atmosphere during photosynthesis?hydrogenoxygennitrogencarbon dioxide
- 11. Multiple ChoiceWhat is the function of NADPH and ATP?They absorb lightThey power the light-dependent reactionsThey are light-reflecting pigmentsThey act as short-term energy storage
- 12. Multiple ChoiceUse the diagram to answer the question. Between which parts of the molecule must the bonds be broken to form an ADP molecule?A and BA and CB and CC and D
- 13. Multiple ChoiceIs ADP or ATP more like a fully charged battery, and why?ADP, because it has three phosphate groups; breaking and reforming the bonds among them releases energy.ATP, because it has three phosphate groups; breaking and reforming the bonds among them releases energy.ADP, because it has two phosphate groups; breaking and reforming the bonds among them releases energy.ATP, because it has two phosphate groups; breaking and reforming the bonds among them releases energy.
- 14. Multiple ChoiceWhat characteristic sets heterotrophs apart from autotrophs?Heterotrophs can be classified only as mammals.Heterotrophs use energy from the sun to make their own food.Heterotrophs obtain food from consuming other living or once-living things.Heterotrophs obtain food through the process of photosynthesis.
- 15. Multiple ChoiceIn which eukaryotic organelles does photosynthesis occur?mitochondriastomataxylemchloroplast
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