life science (copy)

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20 Terms

1
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The process by which green plants convert light energy into chemical energy is called __________.
Photosynthesis.
2
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Photosynthesis occurs in the __________ of the plant cell.
Chloroplasts.
3
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The two main stages of photosynthesis are __________ and __________.
Light-dependent reactions; Calvin cycle.
4
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The primary products of light-dependent reactions, ATP and NADPH, serve as __________.
Energy carriers.
5
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Photolysis during photosynthesis involves the splitting of __________ molecules to release oxygen.
Water (H₂O).
6
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The enzyme __________ facilitates the fixation of carbon dioxide in the Calvin cycle.
RuBisCO.
7
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The Calvin cycle occurs in the __________ of the chloroplast.
Stroma.
8
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Carbon dioxide is fixed into a stable form through a process known as __________.
Carbon fixation.
9
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Photosynthesis provides __________, which is critical for most living organisms.
Oxygen.
10
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The Calvin cycle can occur at any time of day as long as __________ are available.
The necessary substrates.
11
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The green pigment responsible for capturing light energy in plants is __________.
Chlorophyll.
12
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The light-independent reactions of photosynthesis take place in the __________.
Stroma.
13
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The formula for the overall process of photosynthesis is __________ + __________ + sunlight → __________ + __________.
6 CO₂ + 6 H₂O + sunlight → C₆H₁₂O₆ + 6 O₂.
14
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The process of converting solar energy into chemical energy is known as __________.
Photosynthesis.
15
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In the Calvin cycle, carbon dioxide is converted into __________ to form glucose.
Glyceraldehyde-3-phosphate (G3P).
16
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Without __________, the light-dependent reactions of photosynthesis cannot occur.
Light energy.
17
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The byproduct of photosynthesis that is essential for aerobic organisms is __________.
Oxygen.
18
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The enzyme that helps convert carbon dioxide into organic molecules in the Calvin cycle is __________.
RuBisCO.
19
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The __________ reactions of photosynthesis capture and use light energy to produce ATP and NADPH.
Light-dependent.
20
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During photolysis, water molecules are split to provide __________ for the light-dependent reactions.
Electrons.