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- 1. Multiple Choice
How does the stomata work?It helps transport sugars to the root cells.It helps to transport nutrients to the roots.It helps to exchange gases and water.It helps to conduct fermentation in the leaf. - 2. Multiple ChoiceThis organelle is found in plants and helps them to capture sunlight.ChlorophyllChloroplastVacuoleMitochondria
- 3. Multiple ChoiceMike has four aquatic plants of the same size and the same species. He submerges the plants in a separate beaker filled with 200 ml of water. She then sets each beaker under a different intensity of light. Mike observes that, of the four plants, the plant in the beaker under the most intense light gives off the most gas bubbles in a 20 minute period.
Which of the following statements best explains Mike’s observations?Cells decompose most quickly under the most intense light.Water evaporates from plants faster under the most intense light.Photosynthesis occurs at the highest rate under the most intense light.Gases in the leaves of plants expand most under the most intense light - 4. Multiple ChoiceWhy are there less air bubbles as the plant is place further away from the light sourcebecause cellular respiration decreases when there is less lightbecause the light independent reaction decreases when there is less lightbecause photosynthesis decreases as a plant is moved further away from a light sourcethe wavelength increases as a plant is placed further away from a light source
- 5. Multiple ChoiceWhat is the correct equation for cellular respiration?6O2 + C6H12O6 -> 6CO2 + 6H2O + Energy6O2 + C6H12O6 + Energy -> 6CO2 + 6H2O6CO2 + 6H2O -> 6O2 + C6H12O6 + Energy6CO2 + 6H2O + Energy -> 6O2 + C6H12O6
- 6. Multiple ChoiceChlorophyll is green becauseit absorbs green wavelengths of lightit absorbs blue and yellow wavelengths which make greenit transmits light and causes an optical illusionit reflects green wavelengths of light
- 7. Multiple ChoiceAll organic molecules contain carbon that ultimately can be traced back in the food chain to:the bodies of heterotrophscarbon dioxibe from the atmospherewater absorbed by plantsthe carbon that comes from the sun
- 8. Multiple ChoiceGraph 1 demonstrates that the rate of photosynthesisdecreases in response to increasing light intensityincreases indefinitely in response to increasing light intensityincreases in response to increasing light intensity, but only to a certain pointis unaffected by changes in light intensity
- 9. Multiple ChoiceWhat happens to light energy when it is used by plants in photosynthesis?its turned into glucoseits turned into Carbon dioxcideits turned into air
- 10. Multiple ChoiceWhat is the equation for photosynthesis?6CO2 + 6H20 ----> C6H12O6 + 6O26CO2 -----> C6H12O6
- 11. Multiple ChoiceWhere do the light and dark reactions happen in the plant?in the mitochondriain the chloroplastin the rootsin the stem
- 12. Multiple ChoiceThe carbon cycle circulates carbon dioxide and oxygen throughout an ecosystem. Which statement below best explains the role of photosynthesis and cellular respiration in the carbon cycle?Animals take CO2 out of the atmosphere through the process of photosynthesis and plants release CO2 back into the atmosphere through the process of cellular respiration.Animals take O2 out of the atmosphere through the process of cellular respiration and release O2 back into the atmosphere through the process of cellular respiration.Plants take O2 out of the atmosphere through the process of photosynthesis and animals release CO2 into the atmosphere through the process of cellular respiration.Plants take CO2 out of the atmosphere through the process of photosynthesis and animals release CO2 back into the atmosphere through the process of cellular respiration.
- 13. Multiple ChoiceWhich of the graphs represents the effect of light intensity on the rate of photosynthesis?B.A.D.C.
- 14. Multiple ChoiceWhich of the graphs represents the effect of carbon dioxide levels on the rate of photosynthesis?D.B.A.C.
- 15. Multiple ChoiceWhat are the products of cellular respiration?Glucose and waterGlucose and carbon dioxideOxygen and waterCarbon dioxide and water
- 16. Multiple ChoiceDuring photosynthesis in plants, what is the source of the carbon in the sugar molecule (C6H12O6) produced?carbon particles in the soilcarbon dioxide in the aircarbon monoxide in the aircarbon particles in water
- 17. Multiple ChoiceWhich diagram accurately represents the use of the gases from both cellular respiration and photosynthesis?C.B.A.
- 18. Multiple ChoiceWhich of the following is the correct equation for photosynthesis?6O2 + C6H12O6 + Energy → 6CO2 + 6H2O6O2 + C6H12O6 → 6CO2 + 6H2O + Energy6CO2 + 6H2O + Energy → 6O2 + C6H12O66CO2 + 6H2O → 6O2 + C6H12O6 + Energy
- 19. Multiple ChoiceThe diagram represents the effects of temperature on the rate of photosynthesis of the Elodea plant. Which statement best explains the results of the study?As temperature increases, the rate of photosynthesis constantly increases.As temperature increases, the rate of carbon dioxide bubbles constantly increases.The rate of photosynthesis increases as temperature increases up to around 25⁰ C and then decreases.The rate of carbon dioxide bubbles increases as temperature increases up to around 25⁰ C and then decreases.
- 20. Multiple ChoiceWhich of the following is the correct equation for cellular respiration?6CO2 + 6H2O → 6O2 + C6H12O6 + Energy6O2 + C6H12O6 → 6CO2 + 6H2O + Energy6CO2 + 6H2O + Energy → 6O2 + C6H12O66O2 + C6H12O6 + Energy → 6CO2 + 6H2O
- 21. Multiple ChoiceWhat is the organelle depicted in the diagram?chloroplastmitochondrianucleusvacuole
- 22. Multiple ChoiceWhat is the process called which is depicted by the diagram?cellular respirationphotosynthesisalcoholic fermentationanaerobic respiration
- 23. Multiple ChoiceWhat are the products of the process shown in the diagram?water and sugarswater and carbon dioxideoxygen and wateroxygen and sugars
- 24. Multiple ChoiceAlcoholic fermentation and lactic acid fermentation produce 2 ATP molecules. How many are produced through cellular respiration?4 ATP20 ATP26 ATP36 ATP
- 25. Multiple ChoiceWhat does the term anaerobic respiration refer to?A process that takes place with no oxygen presentA process that takes place with oxygen presentA process that takes place with no carbon dioxide presentA process that takes place only in yeast cells
- 26. Multiple ChoiceHow could a scientist measure the rate of cellular respiration of a snail in water with only her eyes?She would count the carbon dioxide bubbles release into the waterShe would count the bubbles of oxygen released into the waterShe would look for sugar molecules in the water.She would use an indicator to measure the increase of oxygen in the water
- 27. Multiple ChoiceWhen investigating the effect of light intensity on the rate of photosynthesis, what variables should be kept the sameTemperature and carbon dioxide concentrationTemperature and light intensityLight intensity and carbon dioxide concentrationAll of the above
- 28. Multiple Choicewhy do we need to respire?to release energy from glucoseto create energyto breatheto release energy from oxygen
- 29. Multiple Choicehow is anaerobic respiration different to aerobic respiration?it doesn't require glucoseit happens fasterit doesn't require oxygenit takes longer
- 30. Multiple Choice"2" represents which reactant of photosynthesis?carbon dioxideglucosewateroxygen
- 31. Multiple Choice"6" represents which product of photosynthesis?carbon dioxideglucosewateroxygen
- 32. Multiple Choice"5" represents which product of photosynthesis?carbon dioxideglucosewateroxygen
- 33. Multiple ChoiceThe worst thing you can do for the health of a green-leafed plant is to illuminate it with onlyred lightgreen lightblue lightall are equally bad
- 34. Multiple ChoiceWhich wavelengths of light are absorbed by chlorophyll?yellow and redredblue and yellowred and blue
- 35. Multiple ChoiceWhat wavelengths of light does chlorophyll reflect?blueyellowredgreen
- 36. Multiple ChoiceAccording to the graph, which pair of colors of light has the highest rate of photosynthesis?green and yellowviolet and yellowred and violetgreen and orange
- 37. Multiple ChoiceIf this was a plant in a lake, what would these bubbles be composed of?oxygen gascarbon dioxide gasglucosewater
- 38. Multiple ChoiceWhich process occurs in the area marked "4"?stromathylakoidlight-dependent reactionlight-independent reaction
- 39. Multiple ChoiceWhere does the light independent stage of photosynthesis occur?granastromathylakoid membranescytosol
- 40. Multiple ChoiceInclude sugars (ex. glucose) and starchesCarbohydratesLipidsProteinsNucleic Acids
- 41. Multiple ChoiceProvide quick energy and serve as structural components of plant cellsCarbohydratesLipidsProteinsNucleic Acids
- 42. Multiple ChoiceWhat is one function of the other pigments besides chlorophyll, in the chloroplast?to block damaging wavelengths of lightto absorb different wavelengths than the chloroplaststo provide different colors to the leavesto transfer energy to a separate photosystem beside the one using chlorophyll a and b.
- 43. Multiple ChoiceIn the snail and elodea experiment, which organisms were putting carbon dioxide into the water?snailselodeasnails and elodeaneither
- 44. Multiple ChoiceIn the snail and elodea experiment, which organisms were taking carbon dioxide out of the water?snailselodeasnails and elodeaneither
- 45. Multiple ChoiceHow were the results different when the snails and elodea were put in the dark?carbon dioxide built up because no photosynthesis could occur.oxygen built up because cellular respiration slowed down.carbon dioxide was removed because cellular respiration increasedoxygen was added because cellular respiration was increased
- 46. Multiple ChoiceWhere do the light-independent reactions occur?thylakoidstromalumenmitochondria
- 47. Multiple ChoiceIt forms a boundary between the inside of the cell and the outside of the cell.Cell MembraneLipid Cleric LayerMembrane GateProtein Receptors
- 48. Multiple ChoiceControls the passage of materials inside and outside of the cell.Cell MembraneLipid Cleric LayerMembrane GateProtein Receptors
- 49. Multiple ChoiceHow can photosynthesis be related to cellular respiration?What's produced (made) by one is needed (the reactants) for the otherThey both produce the same productsThey both have the same reactants (need the same things)These 2 processes have nothing in common
- 50. Multiple ChoiceWhat are the products of photosynthesis?Carbon dioxide and waterCarbon dioxide and oxygenGlucose and oxygenGlucose and water
- 51. Multiple ChoiceThe ability to keep producing energy even when no oxygen is present is calledPhotosynthesisGlycolysisFermentationOxidation
- 52. Multiple ChoiceBesides alcohol, What is the product of alcoholic fermentation?GlucoseCarbon dioxideOxygenPyruvic acid
- 53. Multiple ChoiceThis process does not make ATP alone, but it allows glycolysis to continue making ATP when oxygen is unavailable for cellular respiration.FermentationElectron Transport ChainGlycolysisKreb's cycle
- 54. Multiple ChoiceWhat is a disadvantage of fermentation?It produces too much ATPIt only produces 2 ATPIt occurs in the absence of oxygenIt is only for quick bursts of energy
- 55. Multiple ChoiceThe waste products of alcoholic fermentation are ethanol andCO2pyruvatecitrateADP
- 56. Multiple ChoiceA student exposed two plants to only red light and two plants to only green light. Which plants should grow better?those under the red lightthose under the green lightboth will grow the same amountneither will grow
- 57. Multiple ChoiceLooking at the graph, what is the dependent variable?distance from light sourcenumber of air bubbles per minutelight sourcecolor of light
- 58. Multiple ChoiceA student poured a solution of bromthymol blue indicator into two test tubes (BTB turns yellow in the presence of carbon dioxide). Then, he placed an aquatic plant in the test tubes. He placed a stopper on each test tube and placed them all in the dark for 24 hours. What color would you expect the solution to be after 24 hours in the dark?bluegreenyellow
- 59. Multiple ChoiceA student poured a solution of bromthymol blue indicator into two test tubes (BTB turns yellow in the presence of carbon dioxide). Then, he placed an aquatic plant in the test tubes. He placed a stopper on each test tube and placed them all in the dark for 24 hours. He then put one of the tubes in the light for 24 hours. What color would you expect the solution to be after 24 hours of light?bluegreenyellow
- 60. Multiple ChoiceWhat is it called when plants give off water vapor as a waste product?condensationevaporationsublimationtranspiration
- 61. Multiple ChoiceWhat is it called when plants give off water vapor as a waste product?condensationevaporationsublimationtranspiration
- 62. Multiple ChoiceWhat follows evaporation during the water cycle? How does this occur?Water evaporates into water vaporWater vapor condenses and forms a cloudWater precipitates to the groundWater runs down into the hydrosphere
- 63. Multiple ChoiceWhat happens after groundwater at the very end/beginning of the water cycle?EvaporationTranspirationCondensationGroundwater
- 64. Multiple ChoiceWhat part of the water cycle does this picture show?condensationprecipitationevaporation
- 65. Multiple ChoiceWhat part of the water cycle does this picture show?condensationprecipitationevaporation
- 66. Multiple ChoiceTranspiration is a type of ______.LiquidationCondensationEvaporation
- 67. Multiple ChoiceWhat cycle is transpiration a part of?The water cycleThe life cycleThe bicycle
- 68. Multiple ChoiceMany years of deforestation (cutting down our trees) have occurred in the Amazon rainforest. What can be a problem for the environment if this trend continues.Less oxygen will be producedCarbon dioxide will be reducedWater intake would increaseLess sunlight would penetrate the area
- 69. Multiple ChoiceDecomposition is a natural process of the carbon cycle. When an organism dies, what is the benefit?Dying animals release oxygen and bacteria use it to produce carbon dioxidebacteria break down the molecules, to return to the soilAnimals become fossil fuels immediately.Bacteria uses glucose and oxygen from the decaying material.
- 70. Multiple ChoiceA giant sequoia tree can grow over 3000 years. As it increases in height, what molecule does it convert to use in its trunk?Glucose => CarbonWater => OxygenOxygen => GlucoseCarbon => Water
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