chapter 5 larson bio

b
photosynthesis: oxygen::

a. oxygen: carbon dioxide
b. cellular respiration: carbon dioxide
c. cellular respiration: oxygen
d. cellular respiration: enzymes

d
which of the following is not part if cellular respiration?

a. electron transport
b. glycolysis
c. Krebs Cycle
d. Calvin Cycle

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d
during the third stage of photosynthesis sugars are produced from

a. ADP
b. glucose
c. carbon atoms from carbon dioxide in the air and hydrogen atoms from glucose
d. carbon atoms from carbon dioxide in the air and hydrogen atoms from NADPH

a
fermentation enables glycolysis to continue under

a. anaerobic conditions
b. aerobic conditions
c. photosynthesis conditions
d. none of the above

d
ATP is called a cell’s “energy currency” because

a. ATP catalyzes metabolic reactions
b. ATP allows one organelle to be exchanged for another between cells
c. glucose is made if ATP
d. most of the energy that drives metabolism is supplies by ATP

c
chlorophyll is green because

c. it reflects green wavelengths of light
d. of an optical illusion caused by transmitted light

c
the name of the process that takes place when organic compounds are broken down in the absence of oxygen is

a. respiration
b. oxidation
c. fermentation
d. all the above

c
the energy used in the Calvin cycle for the production of carbohydrate molecules comes from

a. ATP only
b. the Krebs cycle
c. ATP and NADPH
d. carbon dioxide

c
cellular respiration takes place in the two stages of:

a. glycolysis and fermentation
b. electron transport chain, then fermentation
c. glycolysis, then aerobic respiration
d. none of the above

b
many autotrophs obtain the energy they ned for metabolism through

a. fermentation
b. photosynthesis
c. cellular respiration
d. eating food

c
heterotrophs are organisms that

a. produce food from inorganic molecules or sunlight
b. can survive without energy
c. must consume other organisms to get energy
d. none of the above

c
when electrons of a chlorophyll molecule are raised to a higher energy level

a. they become a photon of light
b. they form a glucose bond
c. they enter an electron transport chain
d. carotenoids are converted to chlorophyll

c
chemical energy stored in good molecules is released through

a. fermentation
b. photosynthesis
c. cellular respiration
d. noen oft he above

d
NADPH is important in photosynthesis because it

a. becomes oxidized to from NADP
b.is needed to form chlorophyll
c. provides additional oxygen atom s
d. carries high-energy electrons needed to produce organic molecules

d
water is an end product in

a. lactic acid fermentation
b. alcoholic fermentation
c. the Krebs cycle
d. the electron transport chain

oxygen
the major atmospheric by-product of photosynthesis is
d
the final electron accept is aerobic respiration’s

a. water
b . ATP
c. NADPH
d. oxygen

b
low temperature may cause photosynthesis to occur

a. more quickly
b. more slowly
c. at a constant rate
d. none of the above

c
light energy is converted to chemical energy through the process of

a. cellular respiration
b. fermentation
c. photosynthesis
d. glycolysis

the sun
most of the energy from the earth comes from
c
as light intensity increases the rate of photosynthesis

a. increases indefinitely
b. decreases indefinitley
c. increases until the light saturation point is reached

b
the source of oxygen produces during photosynthesis is

a. carbon dioxide
b. water
c. the air
d. gluecose

NAD+
an important example of an electron acceptor that functions in glycolysis is
c
cells produce ATP most efficiently in the pretense of

a. water
b. carbon dioxide
c. oxygen
d. glucose

substantial amount of energy is released
when a phosphate group is removed from an ATP molecule
false
true/false: heterotrophic organisms use light energy to make organic compounds
false
true/false: most plants are heterotrophic
true
true/false: ATP is prattle form of “energy currency” inside cells.
true
true/false: all organisms require energy to carry out life processes.
true
true/false: heterotrophs obtain the chemical energy used in metabolism from autotrophs or from other heterotrophs.
the sun
based on the cycle of photosynthesis and cellular respiration, one can say that the ultimate original source of energy for most living things on earth is
c
many autotrophs obtain the energy they need for metabolism through

a. cellular respiration
b. eating food
c. photosynthesis
d. fermentation

b
when a phosphate group is removed from ATP molecule,

a. an enzyme is formed
b. a substantial amount of energy is released
c. energy is stored
d. activation energy is increased

b
NADPH is important in photosynthesis because it

a. provided carbon for the calvin cycle
b. carries high- energy electrons needed to produce organic molecules
c. is needed to form chlorophyll
d. provided additional oxygen atoms

c
heterotrophs are organisms that

a. produce food from inorganic molecules or sunlight
b. can survive energy
c. must consume other organisms to get energy
d. none of the above

a
light energy is converted to chemical energy in the process of

a. photosynthesis
b. glycolysis
c. cellular respiration
d. fermentation

a
the process in which plants capture energy and make organic molecules is known as

a. photosynthesis
b. homeostasis
c. development
d. evolution

b
because photosynthesis

a. animals can get energy directly from the sun
b. the atmosphere is rich in oxygen gas
c. plants produce carbon dioxide
d. all the above

makes its own food
what is the definition of a autotroph
eats food
what is the definition of a heterotroph
a membrane system found within chloroplasts that contains the compounds for photosynthesis
what is a thylakoid
water
from what molecule do plants take oxygen from
glucose and oxygen
what are the reactants of cellular respiration?
without energy
anaerobic
with oxygen
aerobic
oxygen
what is the final electron acceptor in aerobic respiration
c
cells produce ATP most efficiently in the pretense of

a. water
b. carbon dioxide
c. oxygen
d. glucose

c
cellular respiration takes place in the two stages of:

a. electron transport chain, then fermentation
b. glycolysis and fermentation
c. glycolysis then aerobic respiration
d. none of the above

a
fermentation enables glycolysis to continue under

a. anaerobic conditions
b. aerobic conditions
c. photosynthetic conditions
d. none

d
the final electron acceptor in aerobic respiration is

a. water
b. NADPH
c. ATP
d. oxygen

b
the name of the process that takes place when organic compounds are broken down in the absence of oxygen

a. oxidation
b. fermentation
c. respiration
d. all the above

c
the process of cellular respiration

a. occurs before plants are able to carry out photosynthesis
b. is performed only by organisms that are incapable of photosynthesis
c. breaks down food molecules to release stored energy
d. occurs only in animals

d
an important example of an electron acceptor that functions in glycolysis is

a. oxygen
b. water
c. ATP
d. NAD+

d
which of the following is not formed during the Krebs cycle?

a. NADH
b. CO2
c. FADH2
d. NADPH

d
when glycolysis occurs

a. two pyruvates are made
b. some ATP is produced
c. a molecule of glucose is split
d. all the above

a
which of the following is not part of cellular respiration?

a. Calvin Cycle
b. glycolysis
c. Krebs Cycle
d. electron transport

true
true/false: glycolysis is carried out in the cytoplasm of cells
true
true/false: glycolysis breaks down glucose into two pyruvates
false
true/false: Carbon dioxide production by yeast which is used in the rising of bread and the carbonation of some beverages take splice under aerobic conditionscondtions
false
true/false: oxygen is not present during aerobic respiration
true
true/false: lactic acid fermentation is a type of anaerobic process
×

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