4281091
Descripción
Test por Kara Hauber, actualizado hace más de 1 año
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Creado por Kara Hauber
hace casi 9 años
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Pregunta 1
Pregunta
Which pigment in a plant is the main photosynthetic pigment?
Respuesta
-
Chlorophyll a
-
Carotene
-
Xanthophyll
-
Phycobilin
Pregunta 2
Pregunta
How are electrons replaced or donated in photosystem II?
Respuesta
-
By ATP phosphorylation
-
By water splitting
-
By the sun's warmth
-
By absorbing oxygen
Pregunta 3
Pregunta
In the electron transfer chain H+ concentration increases and is forced through ATP synthase to produce ATP, what is this big event labeled?
Respuesta
-
Hydrolysis
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Phosphorylation
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Chemiosmosis
-
Condensation
Pregunta 4
Pregunta
In the light independent reactions ATP and NADPH are used to build what final product?
Respuesta
-
Carbon dioxide
-
Water
-
Oxygen
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Glucose
Pregunta 5
Pregunta
The light dependent reaction is called the Calvin-Benson cycle.
Respuesta
- True
- False
Pregunta 6
Pregunta
Name the type of carbon fixative pathway ; a plant growing on a hot summer day will close their stomata which will result in photorespiration.
Respuesta
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C3
-
C4
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CAM
Pregunta 7
Pregunta
Which parts of a plant are used for photosynthesis?
Respuesta
-
Leaf
-
Chloroplast
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Thylakoid
-
All of the above
Pregunta 8
Pregunta
The light dependent reaction occurs in the _______________; while the light independent reaction occurs in the ________________.
Respuesta
-
chloroplast; mitochondria
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thylakoid membrane; stroma
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stroma; chloroplast membrane
-
mitochondria membrane; cytoplastm
Pregunta 9
Pregunta
When a chemical reaction releases energy it is called
Respuesta
-
Exergonic
-
Endergonic
Pregunta 10
Pregunta
An enzyme will increase the rate of a reaction because it will lower the __________ __________.
Respuesta
-
activation energy
-
temperature difference
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end product
-
amount needed
Pregunta 11
Pregunta
The overall photosynthetic reaction is:
Respuesta
-
6CO2 + 6H2O + sunlight ---> C6H12O6 + 6O2
-
C6H12O6 + 6O2 --> 6CO2 + 6H2O + sunlight
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ATP + 6CO2 + 6H2O --> C6H12O6 + 6O2
Pregunta 12
Pregunta
When the photosynthetic pigment in the photosystem absorbs sunlight, what part of the light does it absorb?
Respuesta
-
The energy
-
The color
-
The photon
-
The chlorophyll
Pregunta 13
Pregunta
When carbon atoms from an inorganic compound such as carbon dioxide are incorporated in to an organic molecule like glucose this is called _____________________.
Respuesta
-
photosynthesis
-
carbonation
-
reduction
-
carbon fixation
Pregunta 14
Pregunta
Choose the label in the indicated structure: A
Respuesta
-
Outer membrane
-
Thylakoid disk
-
Stroma
-
Granum
Pregunta 15
Pregunta
Choose the label in the indicated structure: C
Respuesta
-
Outer membrane
-
Thylakoid disk
-
Stroma
-
Granum
Pregunta 16
Pregunta
Which type of respiration occurs when oxygen is not present?
Respuesta
-
Aerobic
-
Anaerobic
-
Alcoholic Fermentation
-
Lactate Fermentation
Pregunta 17
Pregunta
Glycolysis occurs in the ______________ while the Krebs cycle occurs in the ______________.
Respuesta
-
cell membrane; cytoplasm
-
chloroplast; mitochondria
-
mitochondria; nucleus
-
cytoplasm; mitochondria
Pregunta 18
Pregunta
What is the final product of glycolysis?
Respuesta
-
10 ATP
-
2 pyruvate
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1 acetyl-coA
-
1 oxygen
Pregunta 19
Pregunta
If 2 ATP are used and 4 ATP are produced in glycolysis what is the net amount of ATP at the end of glycolysis?
Respuesta
-
2
-
6
-
8
Pregunta 20
Pregunta
Before pyruvate can enter the Krebs cycle it must be converted to Acetyl-CoA.
Respuesta
- True
- False
Pregunta 21
Pregunta
If aerobic respiration occurs how many ATP are produced?
Respuesta
-
30
-
2
-
36
-
10
Pregunta 22
Pregunta
A waste product of the Krebs cycle after glucose is broken down is the molecule.
Respuesta
-
Oxygen
-
ATP
-
Carbon dioxide
Pregunta 23
Pregunta
The terminal electron acceptor in the electron transfer chain is....
Respuesta
-
Water
-
Carbon dioxide
-
Oxygen
Pregunta 24
Pregunta
When bread yeast goes through fermentation it produces _______________ ; when muscle cells go through fermentation it produces ______________________.
Respuesta
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gas; lysis
-
alcoholic; lactate
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carbon dioxide and ethanol; lactate
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lactose; acids
Pregunta 25
Pregunta
In certain organisms and under certain conditions ______________ can be used as an energy alternative to glucose.
Respuesta
-
Fatty acids
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Glycerol
-
Amino acids
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