Chapter 4
Which of the following is a reactant in photosynthesis
CO2
Which of the following statements best describes the process of photosynthesis
Chloroplasts absorb sunlight and store chemical energy
Two products of the Krebs cycle are
H2O and CO2
What provides the electron transport chain in cellular respiration with the energy it needs to function
Krebs cycle
The water molecules label a what is it
Light dependent cycles
THe part of cellular respiration that needs oxygen takes inside
Mitochondria
Where does the chemical energy to produce ATP come from
The breakdown of clucose molecules into smaller molecules
Which of the following statements is true for all cells
They use chemical energy
Where in plant cells are the energy absorbing molecules for photosynthesis locacted
Thykalyoids
Energy glows from the sun through the living world when
all of the above
Which phrase best describes the role of fermentation
allows glycosis to continues making a small amount of atp
What is the term for an organism that makes its own source of chemical energy
autotroph
The function of the light depdent reactions is to
capture and transfer energy
Which of the following molecules found in the food we eat is most commonly broken down to make ATP
carbohydrates
The light independent reactions of photosynthesis need
carbon dioxide
Which end product of alcoholic fermentation is important in the baking industry
carbon dioxide
Which Term best Describes the function of an ATP molecule
carries energy
Which process breaks down sugars to make ATP when oxygen is present
cellular respiration
Which process is best represented bye the following chemical equation
cellular respiration
Which of the following is the source of energy used in chemosynthesis
chemical compounds
The main light absorbing molecules found in plant leaves are called
chlorphyll
Which of of the following types of organisms uses celluar repsirations for their cellular energy needs
eukaryotes
In which process is lactic acid formed when there is not enough oxygen present for cellular respiration to take place
fermentation
Before cellular respiration glucose must be broken down by the process of
glycosis
The part of cellular repsiration in which glucose is broken down is called
glycosis
Energy is released from an ATP molecule for cellular prcosses when it
has a phosphate group removed
Which end product of fermentation causes the burning feeling in muscles that are working hard
lactic acid
Which phrase about fermentation is correct
takes place without oxygen
Why does a runner breathe hard for a few minutes after finishing a race
the runners cells are making up for an oxygen deficit
Most of the energy used by life on earth comes from
the sun
