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* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
• The conversion of carbon dioxide and water into organic compounds using energy from light is called • A) photorespiration. • B) glycolysis. • C) fermentation. • D) cellular respiration. • E) photosynthesis. • E) photosynthesis. • In most green plants, chloroplasts are • A) concentrated in the stomata. • B) concentrated in a zone of leaf tissue called the mesophyll. • C) found throughout the leaf tissue. • D) concentrated in a portion of the leaf called the stroma. • E) None of the choices are correct. • B) concentrated in a zone of leaf tissue called the mesophyll. Producers • A) manufacture the biosphere's food supply. • B) are autotrophs. • C) sustain themselves without eating. • D) make organic food molecules from simple raw materials. • E) All of the choices are correct. • • E) All of the choices are correct. • Why are (most) plants green? • A) Chlorophyll primarily uses green light as the source of energy for photosynthesis. • B) Green is the best color of light for plant growth. • C) Chlorophyll absorbs green light. • D) Carotenoids reflect green light. • E) Chlorophyll reflects green light. • E) Chlorophyll reflects green light. Which of the following are produced during the light reactions of photosynthesis? • A) glucose, ADP, NADP+, CO2 • B) glucose, ADP, NADP+ • C) ADP, NADP+, O2 • D) ATP, NADPH, CO2 • E) ATP, NADPH, O2 • • E) ATP, NADPH, O2 • __________ cells in leaves are specialized for photosynthesis. • A) Mesophyll • B) Sclerenchyma • C) Tracheid • D) Collenchyma • E) Companion • A) Mesophyll • Sunlight consists of: UV radiation, Visible light and: • A UV Radiation • B Infared Radiation • C Nanometer Radiation • D None of the above • Sunlight consists of: UV radiation, Visible light and: • B Infared Radiation • Of sunlight, ______ provides the right amount of energy to power photosynthesis • A UV radiation • B Visible Light • C Infared radiation • D All of the above • Of sunlight, ______ provides the right amount of energy to power photosynthesis • B Visible Light • Visible light consists of packets of energy called: • A Wavelengths • B Photosystems • C Photons • D Nanometers • Visible light consists of packets of energy called: • C Photons • The energy content of a photon depends of the wavelength of the light, the shorter the wavelength, the ______ the energy content. • A. Higher • B. Lower • C Same • The energy content of a photon depends of the wavelength of the light, the shorter the wavelength, the ______ the energy content. • A. Higher • • • • What color photons have the most energy? A Green B Red C Blue • What color photons have the most energy? • C Blue • • • • • When light strikes an object it can be: A reflected, Absorbed B absorbed, transmitted C absorbed D reflected, absorbed, and transmitted • When light strikes an object it can be: • D reflected, absorbed, and transmitted • Photosynthetic pigments are molecules that capture photon energy by ______ certain wavelengths of light. • A Reflecting • B Transmiting • C Absorbing • Photosynthetic pigments are molecules that capture photon energy by ______ certain wavelengths of light. • C Absorbing • Chlorophyll, carotenoids, phycoerythrin, phycocyanin, and xanthophyll are ______. • A pigments • B photosynthetic pigments • C Photons • D Wavelength • Chlorophyll, carotenoids, phycoerythrin, phycocyanin, and xanthophyll are ______. • B photosynthetic pigments • Water + Carbon Dioxide Glucose + Oxygen • This is the equation for: • A. Photosynthesis • B. Cell Respiration • C. Neither • A. Photosynthesis • In the chloroplast, sugars are made in a compartment that is filled with a thick fluid called the • A) thylakoid. • B) mesophyll. • C) stomata. • D) stroma. • E) matrix. • D) stroma. • Chloroplasts contain disklike membranous sacs arranged in stacks called • A) thylakoids. • B) grana. • C) cristae. • D) vacuoles. • E) stroma. • • B) grana. • Photosynthetic organisms derive their carbon from • A) carbon monoxide. • B) carbon dioxide. • C) methane. • D) hydrocarbons. • E) All of the choices depend on environmental conditions. • B) carbon dioxide. • Carbon dioxide enters and oxygen escapes from a leaf via • A) grana. • B) thylakoids. • C) central vacuoles. • D) stomata. • E) stroma. • D) stomata. • The oxygen released into the air as a product of photosynthesis comes from • A) carbon dioxide. • B) water. • C) None of the above. • D) glucose. • E) chlorophyll. • B) water. •The outer waxy covering of a leaf is called the: •A Stoma •B Epidermis •C Cuticle •D Mesophyll •The outer waxy covering of a leaf is called the: •C Cuticle • The cuticle and the ______ serve as protection for the leaf. • A Stoma • B Epidermis • C Cuticle • D Mesophyll • The cuticle and the ______ serve as protection for the leaf. • • B Epidermis •The minute pores in the epidermis of a leaf are: •A Stoma •B Epidermis •C Cuticle •D Mesophyll •The minute pores in the epidermis of a leaf are: •A Stoma • The ____________ are specialized cells that control the opening and closing of the stoma. • A Guard Cells • B Cuticle • C Epidermis • D Mesophyll • The ____________ are specialized cells that control the opening and closing of the stoma. • A Guard Cells • • The ____________ regulate water loss and carbon dioxide intake. • A Guard Cells • B Cuticle • C Epidermis • D Mesophyll • The ____________ regulate water loss and carbon dioxide intake. • A Guard Cells • The xylem and the phloem are both types of _____________ for the plant. • A Guard Cells • B Veins • C Epidermis • D Mesophyll • The xylem and the phloem are both types of _____________ for the plant. • • B Veins • What kind of organism carries out photosynthesis? • A Autotrophs • B Heterotrophs • C Decomposers • D All of the above • What kind of organism carries out photosynthesis? • A Autotrophs • The best light to use on a plant to achieve maximum plant growth is: • A Blue • B Green • C Yellow • D Red • The best light to use on a plant to achieve maximum plant growth is: • A Blue •We rely on photosynthesis for: •A For Oxygen •B Food •C A and B •D None of the above •We rely on photosynthesis for: •C A and B • Chloroplasts are convenient to use in studying photosynthesis because: • A All photosynthesis reactions take place in the chloroplast • B Chloroplasts do not break down in the lab • C Chloroplasts contain the pigment Aragon • D Chloroplasts were once independent autotrophs • Chloroplasts are convenient to use in studying photosynthesis because: • A All photosynthesis reactions take place in the chloroplast • In photosynthesis, light energy is absorbed by: • A Chlorophyll and converted to another type of energy • B Water and given off as Oxygen • C Carbon dioxide and given off as Oxygen • D Carbohydrates and given off as energy • In photosynthesis, light energy is absorbed by: • A Chlorophyll and converted to another type of energy • Light reactions occur in The ________ of chloroplasts. • A. Stroma • B. Thylakoids • C Matrix • D Membrane • Light reactions occur in The ________ of chloroplasts. • B. Thylakoids • Photosystem ____ absorbs light energy mostly at 700nm. • A I • B II • C III • D IV • Photosystem ____ absorbs light energy mostly at 700nm. • A I • Photosystem ____ absorbs light energy mostly at 680nm. • A I • B II • C III • D IV • Photosystem ____ absorbs light energy mostly at 680nm. • B II • • • • • Chemiosmotic phosphorylation produces: A AMP B ADP C ATP D glucose • Chemiosmotic phosphorylation produces: • C ATP • • • • • Light reactions begins with photosystem ___. A I B II C III D IV • Light reactions begins with photosystem ___. • B II • The Calvin Reactions of photosynthesis needs ___________ in order to continue: • A light • B Carbon dioxide concentrations are higher than Oxygen levels • C Oxygen being present • D The products of the light reactions • The Calvin Reactions of photosynthesis needs ___________ in order to continue: • D The products of the light reactions • • • • • The Calvin cycle occurs in the: A Thylakoids B Grana C Stroma D Matrix • The Calvin cycle occurs in the: • C Stroma • The enzyme _______ fixes CO2 to the 5 C sugar (RuBP). • A. Lactase • B Rubisco • C NADP • D PGAL • The enzyme _______ fixes CO2 to the 5 C sugar (RuBP). • B Rubisco • In the Calvin cycle the 6 carbon molecule is unstable and will split into 2 molecules of: • A ATP • B NADPH • C PGA • D PGAL • In the Calvin cycle the 6 carbon molecule is unstable and will split into 2 molecules of: • C PGA • The energy in ATP and NADPH is used to convert PGA into PGAL in the ________. • A Light reactions • B Calvin Cycle • C Dark Reactions • D Both B and C • The energy in ATP and NADPH is used to convert PGA into PGAL in the ________. • D Both B and C • Mesophyll is: • A A factor that influences the rate of photosynthesis • B A photosynthesis tissue • C An organelle of a plant cell • D All of the above • Mesophyll is: • B A photosynthesis tissue • The process of photosynthesis occurs in what organelle? • A Chloroplast • B Nucleus • C Mitochondria • D Cytoplasm • The process of photosynthesis occurs in what organelle? • A Chloroplast • The process of separating pigments in lab is called: • A Chromatography • B Microscopy • C Spectroscopy • D We can’t separate pigments • The process of separating pigments in lab is called: • A Chromatography • NADPH and Carbon Dioxide are the raw materials for: • A Light Reactions • B Calvin Cycle • C Glycolysis • D Krebs Cycle • NADPH and Carbon Dioxide are the raw materials for: • • B Calvin Cycle • The process of measuring wavelength absorption is called: • A Chromatography • B Microscopy • C Spectroscopy • D We can’t measure wavelengths • The process of measuring wavelength absorption is called: • C Spectroscopy • The ultimate source of energy in the sugar molecules produced by photosynthesis is: • A Sugar • B The sun • C Oxygen • D ATP • The ultimate source of energy in the sugar molecules produced by photosynthesis is: • • B The sun • Two types of this pigment (a and b) • A Chlorophyll • B Carotenoid • C Xanthophyll • Two types of this pigment (a and b) • A Chlorophyll • Accessory pigments are • A Chlorophyll • B Carotenoid • C Xanthophyll • Accessory pigments are • B Carotenoid • C Xanthophyll • Which pigment is missing in a red fall leaf • A Chlorophyll • B Carotenoid • C Xanthophyll • Which pigment is missing in a red fall leaf • A Chlorophyll • Which of the following is produced by light reactions of photosynthesis and consumed by Calvin cycle: • A NADPH • B Water • C Oxygen • D Sugar • Which of the following is produced by light reactions of photosynthesis and consumed by Calvin cycle: • A NADPH • Which of these wavelengths is least useful for photosynthesis? • A Green • B Blue • C Yellow • D Red • Which of these wavelengths is least useful for photosynthesis? • A Green • When chloroplast pigments absorb light, • A They become reduced • B They lose potential energy • C Their electrons become excited • D The Calvin cycle in triggered. • • When chloroplast pigments absorb light, • • C Their electrons become excited • • The overall function of the Calvin cycle is: • A Capturing sunlight • B Making sugar • C Producing carbon dioxide • D Splitting water • The overall function of the Calvin cycle is: • • B Making sugar • Which of the following is not a product of the light reactions of photosynthesis? • A Oxygen • B Sugar • C High energy electrons • D ATP • Which of the following is not a product of the light reactions of photosynthesis? • • B Sugar • In photosynthesis, plants use carbon from _________ to make sugar and other organic molecules. • A Water • B Chlorophyll • C The air • D The sun • In photosynthesis, plants use carbon from _________ to make sugar and other organic molecules. • C The air ____________________is a process that counters photosynthesis. This occurs when stomata close under hot, dry conditions. A Calvin Cycle B Photorespiration C Photosynthesis D Light Reactions ____________________is a process that counters photosynthesis. This occurs when stomata close under hot, dry conditions. B Photorespiration • C4 Photosynthesis reduce __________ by physically separating the light reactions and the calvin cycle. A Calvin Cycle B Photorespiration C Photosynthesis D Light Reactions • C4 Photosynthesis reduce __________ by physically separating the light reactions and the calvin cycle. B Photorespiration • • • • • C4 plants include: A Sugarcane B Corn C Millet D All of the above • C4 plants include: • D All of the above • At high temperatures (103 or higher) plants that utilize C4 synthesis produce as much as 6 times more carbohydrates than ____ plants. • A C2 • B C3 • C C4 • D CAM • At high temperatures (103 or higher) plants that utilize C4 synthesis produce as much as 6 times more carbohydrates than ____ plants. • B C3 • In C4 Plants, CO2 is fixed initially in mesophyll cells using the _____ PEP carboxylase. • A Electron acceptor • B ATP converter • C Enzyme • D All of the above • In C4 Plants, CO2 is fixed initially in mesophyll cells using the _____ PEP carboxylase. • C Enzyme • CAM plants reduce photorespiration by acquiring _____ at night. • A oxygen • B carbon dioxide • C Glucose • D Water • CAM plants reduce photorespiration by acquiring _____ at night. • B carbon dioxide • Which of the following is a result of glycolysis? • A) conversion of glucose to two three-carbon compounds • B) conversion of NADH to NAD+ • C) production of CO2 • D) reduction of FAD FADH2 • E) a net loss of two ATPs per glucose molecule •A) conversion of glucose to two three-carbon compounds • The bridge between glycolysis and the Krebs cycle is • A) the conversion of ADP to ATP. • B) the oxidation of FADH2. • C) the production of alcohol. • D) the conversion of pyruvic acid to acetyl CoA. • E) the oxidation of NADH. • D) the conversion of pyruvic acid to acetyl CoA. • Muscle soreness associated with strenuous exercise is at least partly due to • A) the accumulation of alcohol from anaerobic respiration. • B) an excess of ATP that builds up during vigorous exercise. • C) the presence of lactic acid produced during fermentation in muscle cells. • D) the large amount of carbon dioxide that builds up in the muscle. • C) the presence of lactic acid produced during fermentation in muscle cells. • Which one of the following is the correct sequence of stages in cellular respiration? • A) Krebs cycle, electron transport chain and chemiosmosis, glycolysis • B) electron transport chain and chemiosmosis, Krebs cycle, glycolysis • C) Krebs cycle, glycolysis, electron transport chain and chemiosmosis • D) glycolysis, Krebs cycle, electron transport chain and chemiosmosis • E) electron transport chain and chemiosmosis, glycolysis, Krebs cycle • D) glycolysis, Krebs cycle, electron transport chain and chemiosmosis •The term anaerobic means •A) without oxygen. •B) without ATP. •C) with oxygen. •D) without bacteria. •E) without carbon dioxide. •A) without oxygen. Which of the following are products of cellular respiration? • A) oxygen and glucose • B) oxgyen and carbon dioxide • C) glucose and carbon dioxide • D) energy and carbon dioxide • E) oxygen and energy • • D) energy and carbon dioxide • Glucose + oxygen carbon dioxide + water • This is the equation of: • A. Photosynthesis • B. Cell Respiration • C. Neither • B. Cell Respiration • What kind of organism carries out cell respiration? • A Autotrophs • B Decomposers • C Heterotrophs • D All of the above • What kind of organism carries out cell respiration? • D All of the above • In animal cells, whether the pyruvate formed at the end of glycolysis will be changed to lactic acid or acetic is determined by the presence of: • A Oxygen • B Carbon Dioxide • C Water • D Hydrogen • In animal cells, whether the pyruvate formed at the end of glycolysis will be changed to lactic acid or acetic is determined by the presence of: • A Oxygen • In alcoholic fermentation, carbon dioxide and _________ are produced. • A Oxygen • B water • C Lactic Acid • D Ethanol • In alcoholic fermentation, carbon dioxide and _________ are produced. • • D Ethanol • After a tough workout, our muscles get sore because of _____________ build up. • A Ethanol • B Lactic Acid • C Carbon Dioxide • D Water • • After a tough workout, our muscles get sore because of _____________ build up. • • B Lactic Acid • • In cellular respiration, water molecules are formed in the: • A Glycolysis • B Citric Acid Cycle • C Electron Transport Chain • D None of the above • In cellular respiration, water molecules are formed in the: • C Electron Transport Chain • The main products produced in Cellular Respiration are: • A Oxygen and energy • B Oxygen and Carbon dioxide • C Carbon dioxide and energy • D Glucose • The main products produced in Cellular Respiration are: • C Carbon dioxide and energy • The process of fermentation is similar to the process of cellular respiration because fermentation produces: • A Water • B Carbon Dioxide • C Glucose • D All of the above • The process of fermentation is similar to the process of cellular respiration because fermentation produces: • • B Carbon Dioxide • Bromothymol blue turns yellow in the presence of: • A Oxygen • B Water • C Carbon Dioxide • D Sunlight • Bromothymol blue turns yellow in the presence of: • C Carbon Dioxide • The process of cellular respiration occurs in what organelle? • A Chloroplast • B Nucleus • C Mitochondria • D Cytoplasm •The process of cellular respiration occurs in what organelle? •C Mitochondria • Glucose and NAD are the raw materials for: • A Light Reactions • B Calvin Cycle • C Glycolysis • D Krebs Cycle • Glucose and NAD are the raw materials for: • C Glycolysis • Pyruvic Acid, Enzyme CoA, and Oxygen are the raw materials for: • A Light Reactions • B Calvin Cycle • C Glycolysis • D Krebs Cycle • Pyruvic Acid, Enzyme CoA, and Oxygen are the raw materials for: • • D Krebs Cycle • Glucose gets broken down into two molecules of ____________ in glycolysis. • A NADPH • B Acetic Acid • C Water • D Pyruvic Acid • Glucose gets broken down into two molecules of ____________ in glycolysis. • • D Pyruvic Acid • Each time a Carbon gets removed from the Citric Acid cycle, what does its form. • A Glucose • B PGAL • C Carbon Monoxide • D Carbon Dioxide • Each time a Carbon gets removed from the Citric Acid cycle, what does its form. • D Carbon Dioxide • _________ molecules of ATP are formed during the Electron Transport Chain •A 2 •B 4 • C 34 • D 38 • _________ molecules of ATP are formed during the Electron Transport Chain • C 34 • The two types of fermentation are: • A Lactic Acid and Citric Acid • B Lactic Acid and Alcoholic • C Citric Acid and Alcoholic • D Carbon Dioxide and water • The two types of fermentation are: • B Lactic Acid and Alcoholic • The main function of cellular respiration is: • A Breaking down toxic molecules • B Making ATP that powers cell activities • C Making food • D Producing chemical “building blocks” for cell structures • The main function of cellular respiration is: • B Making ATP that powers cell activities • ________ is used and __________ is produced in the overall process of cellular respiration. • A Carbon dioxide... water • B Oxygen...glucose • C Water...ATP • D Glucose... carbon dioxide • ________ is used and __________ is produced in the overall process of cellular respiration. • • D Glucose... carbon dioxide • • • • Glycolysis occurs in the: A Cell membrane B Cytoplasm C Mitochondria • Glycolysis occurs in the: • B Cytoplasm • Krebs and the Electron Transport Chain occurs in the: • A Cell membrane • B Cytoplasm • C Mitochondria • Krebs and the Electron Transport Chain occurs in the: • C Mitochondria • Electron acceptors formed in the ______ are FADH2 and NADH. • A Glycolysis • B Citric Acid Cycle • C Krebs Cycle • D Electron Transport Chain • E Both B and C • Electron acceptors formed in the ______ are FADH2 and NADH. • E Both B and C • Can cells use proteins and lipids to produce energy? • A Yes • B No • Can cells use proteins and lipids to produce energy? • A Yes