Ch08_Test_File - Chapter 8 Photosynthesis Energy from...

Chapter 8: Photosynthesis: Energy from Sunlight
TEST FILE QUESTIONS
Multiple Choice
1. Which of the following biological groups is dependent on photosynthesis for its
survival?
a. Vertebrates
b. Mammalia
c. Fishes
d. Plants
e. All of the above
Textbook Reference: 8.0 The Ultimate Energy Source, p. 160
2. Which of the following statements about photosynthesis is false?
a. The water for photosynthesis in land plants comes primarily from the soil.
b. CO
2
is taken in, and water and O
2
are released through stomata.
c. Light is necessary for the production of O
2
and carbohydrates.
d. Photosynthesis is the reverse of cellular respiration.
e. All the O
2
gas produced during photosynthesis comes from water.
Textbook Reference: 8.1 What Is Photosynthesis? p. 161
3. The first phase of photosynthesis, a series of reactions that requires the absorption
of photons, is referred to as the _______ phase.
Textbook Reference: 8.1 What Is Photosynthesis? p. 162
4. Which of the following occurs during the light-independent reactions of
photosynthesis?
Textbook Reference: 8.1 What Is Photosynthesis? p. 162
5. Which of the following is the revised, balanced equation for the generation of
sugar from sunlight, water, and CO
2
?

Textbook Reference: 8.1 What is Photosynthesis? p. 162
6. When a suspension of algae is incubated in a flask in the presence of light and
CO
2
and then transferred to the dark, the reduction of 3-phosphoglycerate to
glyceraldehyde 3-phosphate is blocked. This reaction stops when the algae are
placed in the dark because
a. the reaction requires CO
2
.
b. the reaction is exergonic.
c. the reaction requires ATP and NADPH + H + .
d. the reaction requires O
2
.
e. chlorophyll is not synthesized in the dark.
Textbook Reference: 8.1 What Is Photosynthesis? p. 162
7. A molecule that has an absorption spectrum showing maximum absorption within
the wavelengths of visible light is
Textbook Reference: 8.2 How Does Photosynthesis Convert Light Energy into
Chemical Energy? p. 163