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Copy of Photosynthesis - The Dark Reactions (5/28/2026)

Last updated about 3 hours ago

18 questions

1

1

1

1

1

1

1

1

2

Question 9

9.

Reaction 2 uses _______  molecules of PGA to form _______ (use the abbreviation).

1

Question 10

10.

1

1

1

1

1

Question 15

15.

In reaction 6, _______  (need a number) molecules of _______ (need an abbreviation) are used to form 3 molecules ribulose phosphate.

In summary of the most imporatant parts...

1

1

1

Question 1

1.

Dark reactions are the other name for _______ 

Question 2

2.

The reactions are named this because they _______  require light.

Question 3

3.

ATP is the _______  for the carbon-fixing reactions.

Question 4

4.

According to the diagram there are _______  different reactions in the processes of the carbon-fixing reactions (how many?).

Question 5

5.

The carbon-fixing reactions take place on the _______  of the thylakoids.

Question 6

6.

Reaction 1 carbon dioxide combines with a molecule of _______  (use the abbreviation).

Question 7

7.

The substance that is formed in the previous question contains six carbons.  When it is broken down (split), _______  is formed as the product of reaction 1 (use the abbreviation).

Question 8

8.

The product of reaction 1 has _______  carbon atoms.

Reaction 3 forms _______ (use the abbreviation).

Question 11

11.

Besides DPGA, _______ (which, along with ATP, is an energy source for this process) is also used in reaction 3, which is converted to NADP (use the abbreviation).

Question 12

12.

Question 13

13.

Reaction 5 forms _______  from PGAL.

Question 14

14.

Examples of carbohydrates include: cellulose, maltose, glucose, and _______ .

Question 16

16.

Question 17

17.

Question 18

18.

Reaction 4 forms sugars (carbohydrates), which is the primary product of photosynthesis.

True

False

ATP, and not light energy, is used as the source of energy to drive the reactions of the dark reactions.

True

False

Carbon dioxide is used as the framework to construct the carbohydrates, which will be the primary product of photosynthesis.

True

False

During the light reactions (from yesterday), light is used as an energy source to form ATP and NADPH which are used as energy sources for the dark reactions.

True

False