AnswersFL-2000310-Biology 1 Sem 1 - FlexLight Dependent Reactions in Photosynthesis

Light Independent Reactions in Photosynthesis Answers

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1
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Along with plants and algae, in which organisms can photosynthesis occur?

A
some bacteria
B
all fungi
C
some animals
D
all protists
2
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Which best describes how the photosystems are used in the light-dependent reactions?

A
photosystem I is used first then photosystem II
B
photosystem II is used first then photosystem I
C
Both processes are used at the same time.
D
Both processes are used during the light-independent reactions.
3

Which is considered a scientific observation?

A
Akon explained that cells need energy which is why animals eat food.
B
Jacinta correlated that high sweat levels were due to a high heart rate.
C
Mahir noticed the plants he watered grew taller than those with less water.
D
Kai decided plants are green because of the chlorophyll used to make food.
4

Which event occurs in photosystem I?

A
Water molecules are broken apart.
B
Light energy excites electrons.
C
Oxygen is released as waste.
D
Electrons are transferred to ferredoxin.
5

Which is the site of the light-dependent reactions of photosynthesis?

A
mitochondria
B
stomata
C
stroma
D
thylakoids
6

Which best lists the end products of the light-dependent reactions of photosynthesis?

A
ATP and NADPH
B
CO2 and H2O
C
ATP, NADPH, and O2
D
C6H12O6 and O2
7

Jasmine and Marcus are at the park, and Jasmine makes the following statements. Which of them is an inference?

A
The leaves are green.
B
The flowers are breathtaking.
C
The plant is producing oxygen.
D
The bush has thorns.
8

Which is the correct chemical equation for photosynthesis?

A
6CO2 + 6H2O ® C6H12O6 + 6O2
B
C6H12O6 + 6O2 ® 6CO2 + 6H2O
C
3CO2 + 3H2O + 3O2® C6H12O6
D
6O2 + 6H2O ® C6H12O6 + 6CO2
9

Which series lists the structural components of the light-dependent reactions in order, from smallest to largest?

A
chlorophyll ® thylakoid ® photosystem I ® photosystem II
B
chloroplast ® photosystem II ® photosystem I ® thylakoid
C
chlorophyll ® thylakoid ® chloroplast
D
chloroplast ® chlorophyll® thylakoid
10

Through which conversion is energy released?

A
ADP to ATP
B
ATP to ADP
C
NADP+ to NADPH
D
CO2 and H2O to C6H12O6 and O2

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