photosynthesis review
Why do we perceive chlorophyll as being green?
Because it reflects green light.
Where does photosynthesis take place?
Chloroplast
What happens to sunlight in photosynthesis?
It's converted to chemical energy and stored
Which of the following statements is TRUE about photosynthesis?
Photosynthesis transforms light energy into chemical energy.
Which best describes light-independent reactions?
They utilize the energy stored in ATP and NADPH.
What is the first step in photosynthesis?
Trapping sunlight
The sunlight is used during photosynthesis to
break down of water
The animals breathe out what that plants need for photosynthesis?
carbon dioxide
In addition to sunlight, what else is required for photosynthesis to take place?
carbon dioxide & water
What is the green pigment responsible for capturing the light energy used by photosynthesis?
chlorophyll
In what cell structure does photosynthesis take place?
chloroplasts
Which group of reactions is responsible for the synthesis in photosynthesis?
dark reactions
If all of a cell's enzymes suddenly became inactive, which of the following processes could still occur
diffusion across the cell membrane
Photosynthesis creates energy for the plant cell.
false
Photosynthesis is the basis for all aquatic food chains
false
Which best describes the activity of autotrophs?
hey convert carbon dioxide and water into complex, energy-rich organic molecules
Which would you expect to increase the rate of photosynthesis?
incresing the carbon dioxide concentration
Which type of cells in a plant normally have the most chloroplasts?
leaf cells
Which group of reactions is responsible for the photo in photosynthesis?
light reactions
Which of the following can only take place when light is present?
light-dependent reactions
The plants give off what that animals need during photosynthesis?
oxygen
What by-product of photosynthesis is very important to life on earth?
oxygen
Which is released as a byproduct of photosynthesis?
oxygen
Which could be used to monitor the rate of photosynthesis in a plant?
oxygen production
____________________ is the process through which plants convert light energy to chemical energy in order to produce food
photosynthesis
What is the opposite of photosynthesis?
respiration
The tiny pores or openings in leaves that take in the carbon dixoxide are called
stomata
What are the products of photosynthesis?
sugar and oxygen
What is needed to make food in a plant?
sunlight, carbon dioxide, Chlorophyll
What disc-shaped structure inside the chloroplast contains the pigment chlorophyll?
thylakoid
Oxygen gas is given off to the surroundings by photosynthetic organisms.
true
Plants undergo cellular respiration.
true
The Calvin Cycle is often described as a circular series of reactions.
true
Water is a necessary ingredient for photosynthesis
true
How many groups of reactions take occur in the process of photosynthesis?
two
The tubes that bring water from the roots to the leaves are called
xylem
