AnswersFirst Semester BiologyThe Process of Photosynthesis

The Process of Photosynthesis Answers

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Navah writes out the chemical equation for photosynthesis. She includes two reacting molecules to the left of the arrow and two resulting molecules to the right.What must be added to the chemical equation to more accurately represent photosynthesis?

A
light energy, above the arrow
B
chlorophyll, to the left of the arrow
C
enzymes, to the left of the arrow
D
ATP, above the arrow
2
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Which is the word equation for photosynthesis?

A
Option
Option A
B
Option
Option B
C
Option
Option C
D
Option
Option D
3

Which is the main light-absorbing pigment for photosynthesis?

A
carotene
B
chlorophyll
C
hemoglobin
D
anthocyanin
4

How are the reactants represented in the chemical equation for photosynthesis?

A
6CO2 + O2
B
6CO2 + 6H2O
C
C6H12O6 + 6O2
D
C6H12O6 + 6H2O
5

Photosynthesis is important to living organisms because it is

A
the foundation of most food chains.
B
the source of nitrogen gas in the air.
C
how animals get carbon dioxide to breathe.
D
the process that occurs in most ecosystems.
6

Consider the formula for glucose: C6H12O6. In the processes of photosynthesis, what supplies the hydrogen (H) used in the formation of glucose?

A
light energy
B
carbon dioxide
C
chlorophyll
D
water
7

What component of Earth’s atmosphere exists entirely as a result of photosynthesis?

A
oxygen gas
B
water vapor
C
nitrogen gas
D
carbon dioxide gas

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