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Science- Biology Chapters 6--10 Quiz

Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 

Chlorophyll a absorbs which color(s) of light? Chapter 6
a.
Red
c.
violet
b.
green
d.
Red, violet, and orange
 

 2. 

The wavelength of visible light with the highest energy is: Chapter 6
a.
violet
d.
orange
b.
blue
e.
red
c.
yelow
 

 3. 
     
                                 C


On Exhibit 8.1, a nucleosome is identified by number





a.
 2
d.
 1
b.
 6
e.
 5
c.
 3
 

 4. 

The significance of Fred Griffith's experiment in which he used two strains of Streptococcus pneumoniae is that   Chapter 8
a.
the semiconservative nature of DNA replication was finally demonstrated.
d.
it demonstrated that radioactively labeled bacteriophages transfer their DNA but not their protein coats to their host bacteria.
b.
it demonstrated that harmless bacterial cells had become permanently transformed through a change in the bacterial hereditary system.
e.
it demonstrated that mice can change the hereditary content of bacteria.
c.
it confirmed that each cell of a given species contains the same amount of DNA.
 

 5. 

Which pathway generates the most ATP? Chapter 7
a.
fermentation
d.
Kreb’s cycle
b.
glycolysis
e.
electron transport chain
c.
photosynthesis
 

 6. 
The energy released as ____ are broken drives ATP synthesis.                                         Chapter 7
a.
phosphate groups
d.
ADP molecules
b.
the bonds of a sugar’s carbon backbone
e.
cofactors
c.
hydrogen bonds of water
 

 7. 
The poison ricin inactivates which of the following cellular organelles?
Chapter  9
a.
mitochondria
d.
Golgi bodies
b.
ribosomes
e.
nucleus
c.
smooth ER
 

 8. 
    Which type of RNA carries the code from the DNA to the site where the protein is assembled?
  Chapter 9
a.
messenger RNA
d.
transfer RNA
b.
nuclear RNA
e.
structural RNA
c.
ribosomal RNA
 

 9. 

Which substance is found in RNA but not in DNA? Chapter 9
a.
thymine
d.
guanine
b.
deoxyribose
e.
cytosine
c.
ribose
 

 10. 

In some specialized cells of eukaryotes, a very high level of gene expression can be achieved when DNA is copied repeatedly without cell division for example, some insect larvae maximize production of salivary proteins by means of this process:   Chapter 10
a.
activators binding to enhancers.
d.
expression of micro RNA.
b.
polytene chromosomes.
e.
post translational modifications.
c.
transport protein binding.
 



 
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