Question 1

Organisms that cannot make their own food and must obtain energy from external sources are called

Accepted Answer

heterotrophs

Answer

autotrophs

Answer

homotrophs

Answer

heterozygous

Question 2

All of the following are part of an ATP molecule EXCEPT...

Accepted Answer

chlorophyll

Answer

ribose

Answer

phosphate

Answer

adenine

Question 3

The region outside the thylakoids is called the ___.

Accepted Answer

stroma

Question 4

Muscle cells, which need a lot of ATP, would be expected to have a lot of ___, the organelles involved in cellular respiration.

Accepted Answer

mitochondria

Answer

ribosomes

Answer

golgi bodies

Answer

chloroplasts

Question 5

A granum is a stack of chloroplasts.

Accepted Answer

False

Answer

True

Question 6

Chlorophyll is typically found in the lumen of the chloroplast

Accepted Answer

False

Answer

True

Question 7

The overall reaction for photosynthesis includes all of the following EXCEPT...

Accepted Answer

nitrogen

Answer

oxygen

Answer

glucose

Answer

carbon dioxide

Answer

water

Answer

light

Question 8

Photosynthesis uses sunlight to convert water and carbon dioxide into

Accepted Answer

oxygen and glucose

Answer

high energy sugars and proteins

Answer

ATP and oxygen

Answer

oxygen and carbon

Question 9

Energy is released from ATP when a phosphate group is removed.

Accepted Answer

True

Answer

False

Question 10

The products of the light dependent reactions are oxygen, ATP, and NADPH.

Accepted Answer

true

Answer

false

Question 11

Where within the chloroplast does carbon dioxide react to form glucose?

Accepted Answer

stroma

Question 12

Most plants appear green because chlorophyll does not absorb green light.

Accepted Answer

True

Answer

False

Question 13

What happens when chlorophyll is struck by sunlight?

Accepted Answer

the electrons in the chlorophyll molecules become energized

Answer

energy from fat molecules is released

Answer

a chemical reaction turns chlorophyll into high energy carbohydrates

Answer

the chlorophyll molecule is broken into parts.

Question 14

Which of the following activities happens in the stroma?

Accepted Answer

Calvin Cycle produces sugars

Answer

photosystem 1 absorbs light

Answer

electrons move through the electron transport chain

Answer

ATPase produces ATP

Question 15

Oxygen and ____ are the two products of photosynthesis.

Accepted Answer

sugar

Question 16

What happens during photosynthesis?

Accepted Answer

Autotrophs produce carbohydrates

Answer

Heterotrophs consume ATP

Answer

Autotrophs consume carbohydrates

Answer

Heterotrophs produce ATP

Question 17

Plants get the energy they need for photosynthesis by absorbing ___.

Accepted Answer

Sun light

Question 18

Which of the following organisms make its own food using light energy from the sun?

Accepted Answer

elodea

Answer

paramecium

Answer

pig

Answer

mushroom

Question 19

Organisms such as the northern hairy nosed wombat and elephants, that obtain energy from the foods they consume are called autotrophs.

Accepted Answer

False

Answer

True

Question 20

When temperature drops in Autumn, what molecule breaks down, which causes the leaves to change colors?

Accepted Answer

chlorophyll

Question 21

If the environment had fewer plants to carry out photosynthesis there would be more carbon dioxide.

Accepted Answer

True

Answer

False

Question 22

Which structure in figure 8-2 represents a single thylakoid?

Accepted Answer

C

Answer

A

Answer

B

Question 23

Which structure in figure 8-2 represents a stack of thylakoids?

Accepted Answer

B

Answer

C

Answer

A

Question 24

Which structure in figure 8-2 represents the stroma?

Accepted Answer

A

Answer

C

Answer

B

Question 25

The candle in jar A would burn longer than the candle in jar B because carbon dioxide produced by the plant allows the candle to burn longer.

Accepted Answer

False

Answer

True

Question 26

Using figure 9-1, which pairing matches the structure shown in the cell diagrams with the processes that take place within those structures?

Accepted Answer

E: photosynthesis ; D: Cellular Respiration

Answer

C: photosynthesis ; D: cellular respiration

Answer

A: photosynthesis ; B: cellular respiration

Answer

D: photosynthesis ; E: cellular respiration

Question 27

If the carbon dioxide is completely removed from a plant's environment, what would you expect to happen to the plant's production of high energy sugars?

Accepted Answer

No sugars will be produced

Answer

More sugars will be produced

Answer

Fewer sugars will be produced at first, but then the plant will recover

Answer

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

Question 28

In which experimental setup shown would you expect the Elodea plant inside the test tube to produce the LEAST amount of oxygen?

Accepted Answer

A

Answer

B

Answer

C

Answer

D

Question 29

During the Calvin cycle molecules of ___ supply the carbon component of carbohydrates.

Accepted Answer

carbon dioxide

Answer

ATP

Answer

oxygen

Answer

NADP

Question 30

Unlike photosynthesis, cellular respiration occurs in

Accepted Answer

all eukaryotic cells

Answer

plant cells only

Answer

prokaryotic cells only

Answer

animal cells only

Question 31

Cellular respiration releases energy by breaking down water.

Accepted Answer

False

Answer

True

Question 32

Cellular respiration is called an aerobic process because it requires...

Accepted Answer

oxygen

Answer

excerise

Answer

glucose

Answer

light

Question 33

The starting molecule for glycolysis is...

Accepted Answer

glucose

Answer

citric acid

Answer

pyruvic acid

Answer

ATP

Question 34

Cellular respiration uses 1 molecule of glucose to produce approximately...

Accepted Answer

36 ATP

Answer

32 ATP

Answer

2 ATP

Answer

4 ATP

Question 35

Glycolysis provides a cell with a net gain of ___ ATP molecules

Accepted Answer

2

Answer

36

Answer

4

Answer

18

Question 36

In the presence of oxygen, glycolysis is followed by...

Accepted Answer

the Krebs Cycle

Answer

photosynthesis

Answer

alcoholic fermentation

Answer

lactic acid fermentation

Question 37

The two main types of fermentation are called lactic acid and anaerobic.

Accepted Answer

False

Answer

True

Question 38

Which of these processes takes place in the cytoplasm of a cell?

Accepted Answer

glycolysis

Answer

Krebs cycle

Answer

electron transport chain

Answer

photosynthesis

Question 39

Which of the following is the correct sequence of events in cellular respiration?

Accepted Answer

glycolysis --> Krebs cycle --> electron transport

Answer

glycolysis --> fermentation --> Krebs cycle

Answer

Krebs cycle --> glycolysis --> electron transport

Answer

Krebs cycle --> electron transport --> glycolysis

Question 40

Based on figure 9-4, ___ ATP molecules per glucose molecule are generated through aerobic respiration.

Accepted Answer

36

Answer

2

Answer

34

Answer

4

Question 41

In figure 9-4 which pathways require NO oxygen?

Accepted Answer

A & B

Answer

B & C

Answer

A & C

Question 42

Which of the following is a product of the Calvin Cycle?

Accepted Answer

glucose or other sugars

Answer

ATP

Answer

carbon dioxide gas

Answer

oxygen gas

Question 43

In all of the following organisms, respiration would take place in the mitochondria EXCEPT...

Accepted Answer

bacteria

Answer

maple tree

Answer

dog

Answer

seaweed

Question 44

Throwback: Which of the following is an example of a lipid?

Accepted Answer

steroid

Answer

glucose

Answer

enzyme

Answer

ribose

Question 45

Throwback: ____ is the diffusion of water across a _____ membrane.

Accepted Answer

osmosis; semipermeable

Answer

facilitated diffusion; semipermeable

Answer

osmosis; permeable

Answer

facilitated diffusion; permeable

Question 46

Throwback: How do you know whether a cell is a prokaryote or a eukaryote?

Accepted Answer

a prokaryote does not have a nucleus or membrane bound organelles, while a eukaryote does have a nucleus and membrane bound organelles

Answer

a eukaryote does not have a nucleus or membrane bound organelles, while a prokaryote does have a nucleus and membrane bound organelles

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