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Chapter 2 Review Questions

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

 1. 

Which of the following choices helps to prove that a sunflower is a living organism? (Ch2.1)
a.
Sunflowers grow from seeds.
b.
Sunflowers grow toward the Sun.
c.
Sunflowers are made up of cells.
d.
All of the above
 

 2. 

An individual form of life made up of one or more cells is a(n):  (Ch2.1)
a.
organism.
b.
tissue.
c.
prokaryote.
d.
organ system.
 

 3. 

Which of the following is an organ system?  (Ch2.1)
a.
Stomach
b.
Digestive
c.
Small intestine
d.
Esophagus
 
 
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 ABC
 

 4. 

Which diagram shows the correct levels of organization in a multicellular organism? (Ch2.2)
a.
A
b.
B
c.
C
d.
None of the above
 

 5. 

Being able to make more of the same kind of organism is a characteristic of living things known as:  (Ch2.1)
a.
response.
b.
cloning.
c.
reproduction.
d.
growth.
 

 6. 

If you run for very long you will probably begin to breathe faster. This is an example of: (Ch2.2)
a.
growth.
b.
cell division.
c.
reproduction.
d.
homeostasis.
 

 7. 

Energy is most often stored in molecules as ____ energy. (Ch2.2)
a.
electrical
b.
nuclear
c.
radiant
d.
chemical
 

 8. 

Nuclear energy can converted into:  (Ch2.1)
a.
electrical energy.
b.
mechanical energy.
c.
chemical energy.
d.
All of the above
 

 9. 

In order to classify something as living it must be able to:  (Ch2.1)
a.
make its own food.
b.
reproduce and split in half.
c.
grow and reproduce.
d.
live in water.
 

 10. 

Which of the following is an organism?  (Ch2.1)
a.
Muscle tissue
b.
A catfish
c.
Your heart
d.
A flock of birds
 

 11. 

When the body fights off an infection its normal temperature may increase. When this happens, we know a disruption in ____ has occurred. (Ch2.2)
a.
homeostasis
b.
living systems
c.
reproduction
d.
cell division
 

 12. 

The smallest unit of a living thing is the: (Ch2.2)
a.
organism.
b.
tissue.
c.
cell.
d.
virus.
 

 13. 

Energy that is captured from the sun by plants is ____ energy.  (Ch2.1)
a.
radiant
b.
electrical
c.
mechanical
d.
chemical
 

 14. 

Together, the brain, spinal cord, and nerves work together to make up a(n): (Ch2.2)
a.
organism.
b.
organ system.
c.
organ.
d.
bacteria.
 

 15. 

Living things, such as plants and animals, store energy in the form of:  (Ch2.1)
a.
radiant energy.
b.
chemical energy.
c.
mechanical energy.
d.
nuclear energy.
 

 16. 

Groups of cells that carry out specific jobs in the body are known as: (Ch2.2)
a.
organ systems.
b.
tissues.
c.
organisms.
d.
organs.
 

 17. 

The heart, brain, and stomach are made up of groups of: (Ch2.2)
a.
molecules.
b.
organisms.
c.
tissues.
d.
organ systems.
 



 
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