Course

Introductory Biology

Study Pack

Set 7 Photosynthesis

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Question 1

(Multiple Choice)

Free
Which of these organisms consume organic molecules to live?

A)Heterotrophs
B)Autotrophs
C)Plants
D)Hemitrophs
E)Photoautotrophs

Answer

Question 2

(Multiple Choice)

Free
What is the main role of the pigment molecules within the antenna or light-harvesting complex?

A)Pass electrons to the electron transport chain and then to NADPH.
B)Synthesize NADPH.
C)Increase H+ concentration in the stroma.
D)Oxidize water and release oxygen to the reaction center chlorophyll.
E)Absorb photons and transfer light energy to the reaction center chlorophyll.

Answer

Question 3

(Multiple Choice)

Free
The pigment responsible for the red-yellow coloration seen in leaves during the color change in autumn is

A)chlorophyll b.
B)carotenoid.
C)phytol.
D)chlorophyll a.
E)porphyrin.

Answer