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Review-Game-Exam1-BIO318 Flashcards | StudBud
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Review-Game-Exam1-BIO318
Review-Game-Exam1-BIO318
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Spring 2020
Flashcards
60 cards
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Practice quiz
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Questions
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Answers
1
What is the function of the antenna molecules?
Reflect green light from the photosystem
Channel light energy to the reaction center of the photosystem
Concentration of hydrogen ions into the inner thylakoid space
Accept electrons from the Oxygen Evolving Complex
2
Replacement electrons for the reaction center of photosystem II are derived from
H2O.
CO2.
NADPH.
NADP+.
3
What directly provides the energy for ATP synthase to produce ATP in the thylakoid membrane?
NADPH
photons of sunlight
energized electrons
the proton concentration gradient
4
Which is not a function of the vacuole?
exert turgor pressure (support, cell expansion)
photosynthesis
store compounds (salts, tannins, sugars)
recycle organelles
5
What is the most abundant biopolymer on Earth?
cellulose
hemicellulose
pectin
Rubisco
6
How can protons leave the thylakoid when they become concentrated during the Photo (light) reactions?
By reacting with CO2
Through an ATP synthase molecule
They get excited and leave
7
What is the process called in which rubisco takes up oxygen instead of carbon dioxide?
evaporation
photorespiration
aerobic respiration
phototranspiration
8
The step of photosynthesis that produces ATP and NADPH
Glycolysis
Light Independent reaction
Synthesis reaction
Photo reaction
9
What is the name of the pigment that absorbs sunlight to power photosynthesis?
chloroplasts
carotenoid
anthocyanin
chlorophyll
10
According to the serial endosymbiotic theory, chloroplasts evolved from:
bacteria
protists
portions of the plasma membrane
fungi
11
Cellulose is the most important carbohydrate for energy storage in plants.
False
True
12
What is the most abundant protein on Earth?
pectin
Rubisco
hemicellulose
cellulose
13
Lumen
The major electron carrier
Fluid-filled space outside the grana
Light-absorbing colored molecule
Space inside the thylakoid membranes
14
What is "J" in the diagram below?
Stoma
Cuticle
Vascular Bundle
Guard Cell
15
What is created as a result of Photosystem I?
CO2 is created
NADP is created
NADPH is created
H2O is created
16
Rose plants often get black spots on their leaves. This is an:
law
observation
hypothesis
theory
17
Few organisms can digest cellulose
True
False
18
This organelle is responsible for photosynthesis
mitochondria
protoplast
chloroplast
plasma membrane
19
Oxygen is used in lactic acid and alcoholic fermentation
false
true
20
Which component of a plant cell looks like fiberglass when viewed under electron microscopy?
vacuole
plastid
cell wall
nucleus
21
_____ is a loss of water through open stomata
Asportation
Transpiration
Respiration
Transportation
22
What is produced by the photo reactions of photosynthesis?
ATP, carbon dioxide, NADPH
Water, sugar and oxygen
Sugar, NADP+, and ADP + Pi
NADPH, ATP, and Oxygen
23
Pectin is a what type of plant organic molecule?
Lipid
Protein
Nucleic acid
Carbohydrate
24
Approximately how many years ago did life appear on Earth?
4.5 billion years ago
1.5 billion years ago
3.5 billion years ago
2.5 billion years ago
25
What are the reactants for photosynthesis?
light and oxygen
oxygen and glucose
Carbon dioxide and water
26
Do photosynthesis and respiration both occur at night?
No, only respiration can
Yes, they both can
No, only photosynthesis can
No, neither can
27
What is the chemical equation for photosynthesis?
6H2O + 6O2 ---> C6H12O2 + 6O2
6H2O + 6CO2 ---> C6H12O6 + 6O2
6H3O + 6O2 --> C6H12O6 + 6O2
H2O + O2 ---> C6H12O6 + O2
28
Glycolysis requires oxygen
True
False
29
Plasmodesmata allow the flow of ions between two plant cells.
False
True
30
Which of the following are consequences of the great oxygenation event? (can be more than 1)
aerobic respiration
rust belts
clearing of atmosphere
protective ozone layer
31
Synthesis (Light independent) reactions take place in the thylakoid membrane
False
True
32
What happens to the electron that leaves Photosystem II?
It is added to NADP+
It passes down the ETC to Photosystem I
It is passed onto the Calvin Cycle
It gains energy
33
What is "I" in the diagram below?
Cuticle
Spongy Mesophyll
Vascular Bundle
Palisade Layer
34
What are the reactants of The Kreb's Cycle?
Acetyl CoA, NAD+, FAD+, ADP
34 ATP
Co2 and ATP
Glucose and Oxygen
35
How long ago was the accretion of the Earth?
200,000 years ago
4.5 billion years ago
4.5 million years ago
8 billion years ago
36
What happens FIRST in Photosystem II?
Molecular Oxygen is released
Photons are absorbed and excite electrons.
Photolysis (splitting of water) occurs
Excited electrons go to an electron acceptor.
37
Glycolysis is the?
Oxidation of pyruvate and acetyl-CoA to CO2 and H2O.
Pathway by which glucose is degraded into 3-carbon units.
Production of glucose from non-carbohydrate intermediates.
38
What is the main component of the primary cell wall?
lignin
hemicellulose
pectin
cellulose
39
Which is not a type of plastid?
amyloplast
protoplast
chloroplast
chromoplast
40
Which of the following removes CO2 from the atmospheric pool?
volcanic eruptions
cellular respiration
photosynthesis
burning fossil fuels
41
The symplast is:
A type of plastid
The contiguous region of cytoplasm in the plant
The network of cell walls and spaces in the plant
The network of endoplasmic reticulum through the plant
42
What do stomata do?
Allow water to enter and exit the plant
photosynthesis
Allow gases to enter and exit the plant
allow sunlight to enter plant
43
Which species is used as a model system for plant biology?
Arabidopsis thaliana
Pinus strobus
Drosophila melanogaster
Liriodendron tulipifera
44
Plants using CAM photosynthesis open their stomata
during the day
during the day, but only when they have enough water
at night
45
Which event happened first?
Evolution of photosynthesis
Plants move onto land
Drawdown of atmospheric CO2
Evolution of megaphylls
46
Which color indicates apoplastic transport?
red
blue
purple
47
What reaction takes place in the stroma of the chloroplast?
Photo (Light) Reaction
Citric Acid Cycle
Synthesis (Calvin-Benson Cycle)
Kreb's Cycle
48
How is energy moved from one pigment to another in the antenna complex?
diffusion
resonance transfer
conduction
absorption
49
(BLANK) contain Photosystem I and Photostyem II
Stroma
Cristae of mitochondria
Photons
Thylakoids
50
This organelle is responsible for photosynthesis
plasma membrane
mitochondria
chloroplast
protoplast
51
Which of the following is NOT a function of a plant cell wall?
defense
perform photosynthesis
assist in water movement
define shape of the cell
52
During the day, the concentration of H+ ions is ______ inside of the thylakoid
Higher
Lower
53
What is the name of the pigment that absorbs sunlight to power photosynthesis?
chloroplasts
anthocyanin
carotenoid
chlorophyll
54
Which statement is NOT true about ALL plastids?
They have their own DNA & it's circular
They can change into each other
They all contain color pigments
They all come from pre-existing plastids via binary fission
55
What colour is the chloroplasts' stroma?
Yellow
Nothing
Green
Blue
56
In yeast and plants, anaerobic respiration produces ethanol and lactic acid.
True
False
57
Stomatal densities are inversely related to atmospheric CO2 levels.
False
True
58
Which of the following do only plant cells have?
Large vacuole, chloroplast, cell wall
Plastids, cell wall, cell membrane
Chloroplast, cell wall, cell membrane
Large vacuole, chloroplast, cell membrane
59
All of the following are true about the thylakoid membrane EXCEPT that it
is the site of the Synthesis Reactions (Calvin cycle)
is the site of chorophyll molecules
contains photosystems I and II
is composed of lipids and proteins.
60
What are plasmodesmata?
Immature cells
Channels within the cell walls
Sugar transporters
Channels between cells
