BIOLOGY 1111
Extra Credit Quiz (5 Points)
Photosynthesis
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1)

Thylakoid disks are stacked in groups called:
grana
stroma
lamellae
cristae
2)

The oxygen released in photosynthesis comes from:
glucose
carbon dioxide
water
atmospheric oxygen 
3)

Organisms that derive their chemical energy from the process of chemosynthesis are also classified as:
Parasites
Heterotrophs
Autotrophs
Saprophytes
4)

Which of the following statements is not true?
Chlorophyll absorbs energy from light
Photons with different energy levels produce different colors
Visible light is a very small portion of the electromagnetic spectrum
 The longer the wavelength of light, the more energy it has
5)

Chlorophyll reflects (does not absorb) which color of light?
Green
Red
Blue 
Yellow
6)

The carbon dioxide acceptor in the carbon fixation cycle is:
PGA
RuBP
RuBISCO
PGAL
7)

ATP is formed when ________ the thylakoid compartment
Hydrogen ions enter
Electrons leave
Hydrogen ions leave
Electrons enter
8)

The light-dependent reaction of photosynthesis
Involves photolysis of water
Occurs in the mitochondria
Consist of the fixation of carbon dioxide
None of the above
9)

Which is a C4 plant?
Crabgrass
Kentucky Bluegrass
Wheat
Soybeans
10)

Plants need which of the following to carry on photosynthesis?
Nitrogen and hydrogen
Carbon dioxide and water
Oxygen and carbon dioxide
Water and oxygen
11)

The formation of glucose from two molecules of phosphoglyceraldehyde occurs in which of these processes?
Light-dependent reactions
Carbon dioxide fixation
Calvin-Benson cycle
C4 pathway

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Authored by Terry Wiseth
Copyright 2000
Northland Community & Technical College

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