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WorksheetsPhotosynthesis! (Light+Dark)
Total questions: 16
Worksheet time: 1hrs 21mins
Name
Class
Date
1.
Which of the following is NOT a product of the light reactions?
a)
Oxygen
b)
NADPH
c)
ATP
d)
Glucose (Sugar)
2.
Where do the light reactions happen?
a)
mitochondria membrane
b)
thylakoid membrane
c)
stroma
d)
central vacuole
3.
What is the main purpose of the light dependent reactions?
a)
To provide the energy for the calvin cycle
b)
To capture energy and make sugar
c)
To reflect green light
d)
To make sugars
4.
What are the two products of the light reactions that are needed for the calvin cycle?
a)
NAD and NADPH
b)
NADP + and Glucose
c)
NADPH and ATP
d)
Oxygen and NADPH
5.
What gas does the process of photosynthesis release into the atmosphere?
a)
oxygen
b)
carbon dioxide
c)
water
d)
nitrogen
6.
Thylakoids are arranged in stacks called ____.
a)
Lamellae
b)
Stroma
c)
Granum
d)
Glucose
7.
The gel-like material that surrounds the grana is called ____
a)
lamellae
b)
granum
c)
thylakoid
d)
stroma
8.
The principal chemical compound that living things use to store energy is
a)
DNA
b)
ATP
c)
H2O
d)
CO2
9.
In the ________________________, energy from the sun is used to make ATP
a)
light-independent reaction
b)
dark reaction
c)
light-dependent reaction
d)
Calvin cycle
10.
Which of the following equations represents the overall chemical reaction for photosynthesis?
a)
6O2+ 6H2O → C6H12O6+ 6O2
b)
C6H12O6 + 6H2O→ 6O2+ 6O2
c)
6CO2+ 6H2O→ C6H12O6+ 6O2
d)
6O2 + 6H2O→ C6H12O6 + 6CO2
11.
Where does the Calvin cycle take place?
a)
stroma of the chloroplast
b)
thylakoid membrane
c)
outer membrane of the chloroplast
d)
interior of the thylakoid membrane
12.
When oxygen is released as a result of photosynthesis, it is a direct by-product of
a)
reducing NADP+
b)
splitting water molecules
c)
chemiosmosis
d)
electron transfer in photosystem II and I
13.
What does NADPH do?
a)
carries electrons to the Calvin cycle
b)
carries electrons to the ETC
14.
Where do NADP+ and ADP produced in the Calvin cycle go?
a)
Back to the light reactions
b)
out of the chloroplast
15.
What are the products of photosynthesis?
a)
water and carbon dioxide
b)
oxygen and glucose
c)
oxygen and carbon dioxide
d)
oxygen and water
16.
Is Water (H2O) a reactant (Ingredient) or product of Photosynthesis?
a)
Product
b)
Reactant
c)
Niether
d)
Both
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