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WorksheetsChapter 8 Review - Photosynthesis
Total questions: 25
Worksheet time: 16mins
Organisms such as hawks and leopards, that obtain their energy from the foods they consume are called _______________________.
Autotrophs
Heterotrophs
Organisms, such as plants, that make their own food are called ____________________.
Autotrophs
Heterotrophs
Plants gather the sun’s energy with light –absorbing molecules called ________________.
Wavelength
Stroma
Chloroplast
Pigments
What is the product of the Calvin Cycle?
Carbon Dioxide
Sugar
Water
Oxygen
Photosynthesis uses sunlight to convert water and carbon dioxide into:
High energy sugars
ATP and oxygen
Oxygen and high energy sugars
The Calvin Cycle is another name for
Light-independent reactions
Light-dependent reactions
Photosynthesis
Ingenhouz found that plans produce oxygen bubbles only in the presence of ________________________.
Carbon Dioxide
Nitrogen
ATP
Light
Plants take in the sun’s energy by absorbing _______________________.
Sunlight
Chlorophyll
Oxygen
Water
The light-dependent reactions convert NADP+ and ADP into the energy carriers NADPH and ______________________.
ADP
ATP
TPA
TDA
Where do the light-dependent reactions take place?
In the stroma
Outside the chloroplasts
In the thylakoid membranes
Which of the following affects the rate of photosynthesis?
Water
Temperature
Light
All of the above
What happens when a phosphate group is removed from an ATP molecule?
Energy is released
Energy is trapped
Energy is lost
Nothing happens
Jan van Helmont concluded that plants gain most of their mass from ___________________.
Carbon dioxide
Sugar
Water
Soil
The stroma is the space that surrounds __________________________
Chloroplasts
Cytoplasm
Thylakoids
ATP
Which of the following is NOT a part of an ATP molecule?
Adenosine
Chlorophyll
Ribose
What overall process is shown?
Photosynthesis
Calvin Cycle
Light Independent Reaction
Light Dependent Reaction
What structure is shown?
(Use Figure 8-4)
Chlorophyll
Mitochondria
Chloroplast
Pigment
What are the products of the light-dependent reactions?
(Use Figure 8-4)
Sunlight
Sugars
Oxygen only
Oxygen, ATP, NADPH
What are the products of the Calvin Cycle?
(Use Figure 8-4)
Carbon dioxide
Light and Water
Sugars, ADP+ P, NADP +
Sugars only
What chemical from the atmosphere is used in the Calvin Cycle to produce sugars?
(Use Figure 8-4)
Carbon dioxide
Water
Light
Oxygen
Why are plants green?
They absorb green light
They do not reflect green light
They absorb every single wavelength of light
They reflect green light and absorb other wavelengths
What gas do plants “breathe in?”
Carbon dioxide
Oxygen
What gas to plants “breathe out?”
Carbon dioxide
Oxygen
What gas to humans breathe in?
Carbon dioxide
Oxygen
What gas do humans breathe out?
Carbon dioxide
Oxygen
