Photosynthesis & Photosynthesis & Cellular RespirationCellular RespirationHot SeatHot Seat

Hot Seat InstructionsHot Seat Instructions You are competing against classmates in your row You are competing against classmates in your row

(across the classroom). The hot seat is the seat in each (across the classroom). The hot seat is the seat in each row closest to the outside windows. row closest to the outside windows.

Your answer must be written and you must stop writing Your answer must be written and you must stop writing when the teacher says, when the teacher says, ““pencils downpencils down””

After hearing the correct answer you will check your After hearing the correct answer you will check your answer with the person to your left and the person to answer with the person to your left and the person to your right. your right.

If your answer is correct and the person to your right If your answer is correct and the person to your right answered incorrectly you move into their seat (towards answered incorrectly you move into their seat (towards the hot seat) and they will move into yours. the hot seat) and they will move into yours.

If your answer is incorrect and the person to your left If your answer is incorrect and the person to your left answered correctly, you move into their seat (away from answered correctly, you move into their seat (away from the hot seat) and they will move into yours. the hot seat) and they will move into yours.

Remember you may only move one seat at a time! If you Remember you may only move one seat at a time! If you get it right and two people in front of your get it wrong get it right and two people in front of your get it wrong you still can only move one seat! you still can only move one seat!

What is the monomer of What is the monomer of carbohydrates?carbohydrates?

MonosaccharideMonosaccharide

What is the function of What is the function of carbohydrates?carbohydrates?

They are the primary energy source for living They are the primary energy source for living organisms. organisms.

Starch is made up of…Starch is made up of…

A chain of glucose molecules.A chain of glucose molecules.

Which of these equations Which of these equations best summarize best summarize photosynthesis?photosynthesis?

CC66HH1212OO66 + 6 O + 6 O22 —> 6 CO —> 6 CO22 + 12 H + 12 H22O O

CC66HH1212OO66 + 6 O + 6 O22 —> 6 CO —> 6 CO22 + 6 H + 6 H22O + Energy O + Energy

6 CO6 CO22 + 6 O + 6 O22 —> C —> C66HH1212OO66 + 6 H + 6 H22O O

6 CO6 CO22 + 6 H + 6 H22O —> CO —> C66HH1212OO66 + 6 O + 6 O22

Where does most of a Where does most of a plant’s mass come plant’s mass come

from?from?A.A. from the soilfrom the soil

B.B. from carbon dioxide from the air and water from carbon dioxide from the air and water from the soil from the soil

C.C. from nutrients in the soilfrom nutrients in the soil

D.D. from waterfrom water

At midday, what is At midday, what is happening in the leaf of happening in the leaf of

a plant? a plant? A.A. RespirationRespiration

B.B. PhotosynthesisPhotosynthesis

C.C. Mainly photosynthesis and some respirationMainly photosynthesis and some respiration

D.D. None of the aboveNone of the above

At midnight, what is At midnight, what is happening in the leaf of happening in the leaf of

a planta plantA.A. RespirationRespiration

B.B. PhotosynthesisPhotosynthesis

C.C. Photosynthesis and respirationPhotosynthesis and respiration

D.D. None of the aboveNone of the above

In which organisms In which organisms does photosynthesis does photosynthesis

happen?happen?A.A. PlantsPlants

B.B. AnimalsAnimals

C.C. Plants and animalsPlants and animals

D.D. None of the aboveNone of the above

Which of the following Which of the following need oxygen to need oxygen to

survive?survive?A.A. PlantsPlants

B.B. AnimalsAnimals

C.C. Plants and animalsPlants and animals

D.D. None of the aboveNone of the above

Which of these best explains the difference between the way animals and

plants exchange gases with their environments?

A. Animals use only photosynthesis, while plants use both photosynthesis and respiration.

B. Animals use only respiration, while plants use both photosynthesis and respiration.

C. Animals use both photosynthesis and respiration, while plants use only respiration.

D. Animals use both photosynthesis and respiration, while plants use only photosynthesis.

Which of the following i the Which of the following i the source of the carbon in sugar source of the carbon in sugar

produced during produced during photosynthesis? photosynthesis?

A.A. Carbon dioxideCarbon dioxide

B.B. WaterWater

C.C. OxygenOxygen

D.D. ATPATP

Most animals make energy available Most animals make energy available for cell activity by transferring the for cell activity by transferring the

energy of glucose to ATP. This energy of glucose to ATP. This process occurs duringprocess occurs during

A.A. Anaerobic respiration onlyAnaerobic respiration only

B.B. Aerobic respiration onlyAerobic respiration only

C.C. Both aerobic and anaerobic respirationBoth aerobic and anaerobic respiration

D.D. Neither aerobic and anaerobic respirationNeither aerobic and anaerobic respiration

In animal cells, the energy to convert In animal cells, the energy to convert ADP to ATP comes directly fromADP to ATP comes directly from

A.A. hormoneshormones

B.B. SunlightSunlight

C.C. foodfood

D.D. heatheat

The organelles in which most of the The organelles in which most of the reactions of aerobic cellular reactions of aerobic cellular

respiration take place are therespiration take place are the

A.A. ribosomesribosomes

B.B. chloroplastschloroplasts

C.C. lysosomeslysosomes

D.D. mitochondriamitochondria

Which product is of the greatest Which product is of the greatest benefit to the organisms in which benefit to the organisms in which

cellular respiration occurs?cellular respiration occurs?

A.A. glucoseglucose

B.B. carbon dioxidescarbon dioxides

C.C. ATP moleculesATP molecules

D.D. water moleculeswater molecules

A plant is placed in a closed A plant is placed in a closed chamber in the light. Why is chamber in the light. Why is

the [CO2] decreasing?the [CO2] decreasing?

The cells of the The cells of the plant are plant are removing CO2 removing CO2 from the from the environment as environment as they perform they perform photosynthesis. photosynthesis.

An animal is placed in a closed An animal is placed in a closed chamber in the light. Why is chamber in the light. Why is

the [CO2] increasing?the [CO2] increasing?

The cells of the The cells of the animal are animal are adding CO2 to adding CO2 to the environment the environment as they perform as they perform cellular cellular respiration. respiration.

A plant and animal are placed A plant and animal are placed in a closed chamber in the light. in a closed chamber in the light.

Why is the [CO2] staying the Why is the [CO2] staying the same?same?

The CO2 The CO2 produced by the produced by the animal during animal during cellular cellular respiration is respiration is used by the plant used by the plant to perform to perform photosynthesis.photosynthesis.

When during a 24 hour period When during a 24 hour period does a plant perform cellular does a plant perform cellular

respiration ?respiration ?

All the timeAll the time

A plant is placed in a closed A plant is placed in a closed chamber in the dark. Why is chamber in the dark. Why is

the [CO2] increasing?the [CO2] increasing?

The plant is The plant is performing performing cellular cellular respiration and respiration and adding CO2 to adding CO2 to the environment. the environment.

An animal is placed in a closed An animal is placed in a closed chamber in the dark. Does light chamber in the dark. Does light

intensity affect the rate of cellular intensity affect the rate of cellular respiration?respiration?

No, light is not No, light is not necessary for necessary for cellular cellular respiration.respiration.

A plant and animal are placed in a A plant and animal are placed in a closed chamber in the dark. Why is closed chamber in the dark. Why is the CO2 concentration increasing?the CO2 concentration increasing?

Both the plant Both the plant and animal are and animal are performing performing cellular cellular respiration and respiration and adding CO2 to adding CO2 to the environment. the environment.

By which process are carbon dioxide By which process are carbon dioxide and water converted to and water converted to

carbohydrates?carbohydrates?

A.A. transpirationtranspiration

B.B. respirationrespiration

C.C. fermentationfermentation

D.D. photosynthesisphotosynthesis

The conversion of light energy into The conversion of light energy into chemical energy occurs within the chemical energy occurs within the

cells of cells of

A.A. moldsmolds

B.B. yeastsyeasts

C.C. algaealgae

D.D. grasshoppersgrasshoppers

Glucose molecules may be stored in Glucose molecules may be stored in plants in the form ofplants in the form of

A.A. oxygenoxygen

B.B. starchstarch

C.C. Nucleic acidsNucleic acids

D.D. Amino acidsAmino acids

The basic raw materials (inputs) for The basic raw materials (inputs) for photosynthesis arephotosynthesis are

A.A. Water and carbon dioxidesWater and carbon dioxides

B.B. Oxygen and waterOxygen and water

C.C. Sugar and carbon dioxideSugar and carbon dioxide

D.D. Carbon dioxide and oxygenCarbon dioxide and oxygen

Which word equation represents the Which word equation represents the process of photosynthesis?process of photosynthesis?

A.A. Carbon dioxide + water Carbon dioxide + water glucose + oxygen glucose + oxygen

B.B. Glucose Glucose alcohol + carbon dioxide alcohol + carbon dioxide

C.C. Maltose + water Maltose + water glucose + glucose glucose + glucose

D.D. Glucose + oxygen Glucose + oxygen carbon dioxide + water carbon dioxide + water

In terms of nutrition, the functional In terms of nutrition, the functional difference between animals and plants difference between animals and plants

is that green plants are able tois that green plants are able to

A.A. Synthesize (make) glucoseSynthesize (make) glucose

B.B. Break down carbohydratesBreak down carbohydrates

C.C. Carry on aerobic respirationCarry on aerobic respiration

D.D. Form ATP moleculesForm ATP molecules

The production of energy-rich ATP The production of energy-rich ATP molecules is the direct result of molecules is the direct result of

A.A. Recycling light energy to be used in the Recycling light energy to be used in the process of photosynthesisprocess of photosynthesis

B.B. Releasing the stored energy of Releasing the stored energy of carbohydrates by the process of cellular carbohydrates by the process of cellular respirationrespiration

C.C. Breaking down starch by the process of Breaking down starch by the process of digestiondigestion

D.D. Copying coded information during the Copying coded information during the process of protein synthesisprocess of protein synthesis

The green aquatic plant represented in the The green aquatic plant represented in the diagram below was expose to light for several diagram below was expose to light for several hours. Which gas would most likely be found hours. Which gas would most likely be found

in the bubbles?in the bubbles?

A.A. oxygenoxygen

B.B. nitrogennitrogen

C.C. OzoneOzone

D.D. carbon dioxidecarbon dioxide

  Energy is released from ATP whenEnergy is released from ATP when

A.A. phosphate group is addedphosphate group is added

B.B. Adenine bonds to riboseAdenine bonds to ribose

C.C. ATP is exposed to sunlightATP is exposed to sunlight

D.D. A phosphate group is removedA phosphate group is removed

If carbon dioxide is removed from a plant’s If carbon dioxide is removed from a plant’s environment, what would you expect to environment, what would you expect to happen to the plant’s production of high-happen to the plant’s production of high-

energy sugars?energy sugars?

A.A. More sugars will be producedMore sugars will be produced

B.B. Fewer sugars will be producedFewer sugars will be produced

C.C. The same number of sugars will be produced The same number of sugars will be produced but without carbon dioxidebut without carbon dioxide

D.D. Carbon dioxide does not affect the Carbon dioxide does not affect the production of high-energy sugars in plants.production of high-energy sugars in plants.

Muscle cells in athletes often have more Muscle cells in athletes often have more mitochondria than muscles cells in nonathletes. mitochondria than muscles cells in nonathletes. Based on this observation, it can be inferred that Based on this observation, it can be inferred that

the muscle cells in athletesthe muscle cells in athletes

A.A. Have a smaller demand for cell proteins than Have a smaller demand for cell proteins than the muscle cells of nonathletesthe muscle cells of nonathletes

B.B. Reproduce less frequently than the muscle Reproduce less frequently than the muscle cells of nonathletescells of nonathletes

C.C. Have nuclei containing more DNA than nuclei Have nuclei containing more DNA than nuclei in the muscle cells of nonathletesin the muscle cells of nonathletes

D.D. Have a greater demand for energy than the Have a greater demand for energy than the muscle cells of nonathletesmuscle cells of nonathletes

An experimental setup is shown An experimental setup is shown below. Which hypothesis would most below. Which hypothesis would most

likely be tested using this setup?likely be tested using this setup?

A.A. Light is needed for the Light is needed for the process of reproductionprocess of reproduction

B.B. Glucose is not Glucose is not synthesized by plants in synthesized by plants in the darkthe dark

C.C. Protein synthesis takes Protein synthesis takes place in leavesplace in leaves

D.D. Plants need fertilizers for Plants need fertilizers for proper growthproper growth

Which cell organelle is Which cell organelle is the site of the site of

photosynthesis?photosynthesis? ChloroplastChloroplast

What is the purpose of What is the purpose of photosynthesis?photosynthesis?

To make glucose To make glucose

or or

to convert light energy into chemical energyto convert light energy into chemical energy

What is the chemical What is the chemical formula for glucose?formula for glucose?

CC66HH1212OO66

Where is the energy Where is the energy stored in a molecule of stored in a molecule of

ATP?ATP? In the bond between the phosphatesIn the bond between the phosphates

What are the reactants What are the reactants of Photosynthesisof Photosynthesis

6CO6CO22 + 6H + 6H22O O

What are the products What are the products of Photosynthesisof Photosynthesis

6O6O22 + C + C66HH1212OO66

Where do plants obtain the Where do plants obtain the carbon necessary for growth?carbon necessary for growth?

From Carbon Dioxide (CO2)From Carbon Dioxide (CO2)

Where in a cell does Where in a cell does cellular respiration cellular respiration

occur?occur? MitochondriaMitochondria

What is the purpose of cellular What is the purpose of cellular respiration?respiration?

Release energy stored in glucose to generate Release energy stored in glucose to generate ATP! ATP!

What are the products What are the products of Cellular Respirationof Cellular Respiration

6CO6CO22 + 6H + 6H22OO

What are the reactants What are the reactants of Cellular Respirationof Cellular Respiration

6O6O22 + C + C66HH1212OO66

Under what condition would Under what condition would your muscle cells perform your muscle cells perform lactic acid fermentation?lactic acid fermentation?

A shortage of Oxygen (OA shortage of Oxygen (O22))

Which type of respiration Which type of respiration generates more ATP, aerobic generates more ATP, aerobic

or anaerobic?or anaerobic?

Aerobic – 36 ATP per glucose molecule! Aerobic – 36 ATP per glucose molecule!

Anaerobic – Only 2 ATP per glucose moleculeAnaerobic – Only 2 ATP per glucose molecule

In terms of oxygen, what is the In terms of oxygen, what is the difference between anaerobic difference between anaerobic

respiration and aerobic respiration and aerobic respiration? respiration?

Aerobic respiration uses oxygenAerobic respiration uses oxygen

Anaerobic respiration do not use oxygenAnaerobic respiration do not use oxygen

How does your body eliminate How does your body eliminate carbon dioxide produced during carbon dioxide produced during

cellular respiration?cellular respiration?

Exhale itExhale it

What is the pigment in plants What is the pigment in plants that absorbs light energy?that absorbs light energy?

ChlorophyllChlorophyll

Which word equation represents the Which word equation represents the process of alcoholic fermentation?process of alcoholic fermentation?

A.A. Carbon dioxide + water Carbon dioxide + water glucose + oxygen glucose + oxygen

B.B. Glucose Glucose alcohol + carbon dioxide alcohol + carbon dioxide

C.C. Maltose + water Maltose + water glucose + glucose glucose + glucose

D.D. Glucose + oxygen Glucose + oxygen carbon dioxide + water carbon dioxide + water

What are the products of What are the products of alcoholic fermentation?alcoholic fermentation?

Alcohol and CO2Alcohol and CO2

How would an increase in How would an increase in temperature affect the rates of temperature affect the rates of

photosynthesis and cellular photosynthesis and cellular respiration?respiration?

A.A. The rate of photosynthesis would increase The rate of photosynthesis would increase while the rate of cellular respiration would while the rate of cellular respiration would decrease.decrease.

B.B. The rate of photosynthesis would decrease The rate of photosynthesis would decrease while the rate of cellular respiration would while the rate of cellular respiration would increase.increase.

C.C. The rates of both photosynthesis and cellular The rates of both photosynthesis and cellular respiration would increase.respiration would increase.

D.D. The rates of both photosynthesis and cellular The rates of both photosynthesis and cellular respiration would decrease. respiration would decrease.

How will increasing light How will increasing light intensity affect the rate of intensity affect the rate of

photosynthesis?photosynthesis?

The rate of photosynthesis will increaseThe rate of photosynthesis will increase

How would a decrease in CO2 How would a decrease in CO2 concentration affect the rate of concentration affect the rate of

photosynthesis?photosynthesis?

The rate of photosynthesis would decrease The rate of photosynthesis would decrease because CO2 is needed for photosynthesis to because CO2 is needed for photosynthesis to occur. occur.

Why is energy not recycled?Why is energy not recycled?

As As chemical chemical energy is energy is used it is used it is transformetransformed into d into thermal thermal energy energy (heat) (heat)

How can you tell if a chemical How can you tell if a chemical equation is balanced and equation is balanced and

supports the law of supports the law of conservation of matter?conservation of matter?

The number of atoms on each side the The number of atoms on each side the equation are equal. equation are equal.

Water + Carbon Dioxide Glucose + Oxygen

6H2O + 6CO2 C6H12O6 + 6O2

H=12

O=6

C=6

O=12

C=6

H=12

O=6

O=12