Name: 
 

CH. 2 It's Alive Or Is It Vocabulary Exam



Matching
 
 
a.
Cell
i.
Protein
b.
Stimulus
j.
Consumer
c.
Homeostasis
k.
Decomposer
d.
Asexual Reproduction
l.
Carbohydrate
e.
Sexual Reproduction
m.
Lipid
f.
Producer
n.
Phospholipid
g.
Heredity
o.
ATP
h.
Metabolism
p.
Nucleic Acid
 

 1. 

Adenosine triphosphate, a molecule that acts as the main energy source for all cell processes.
 

 2. 

An organism that can make its own food by using energy from its surroundings (also known as an Autotroph).
 

 3. 

Anything that causes a reaction or change in an organism or any part of an organism.
 

 4. 

A molecule that is made up of amino acids and that is needed to build and repair body structures and to regulate processes in the body.
 

 5. 

The smallest functional and structural unit of all living organisms; usually consists of a nucleus, cytoplasm, and a membrane.
 

 6. 

The sum of all chemical processes that occur in an organism.
 

 7. 

The maintenance of a constant internal state in a changing environment.
 

 8. 

A lipid that contains phosphorus and that is a structural component in cell membranes.
 

 9. 

A molecule made up of subunits called nucleotides.
 

 10. 

Reproduction that does not involve the union of sex cells and in which one parent produces offspring that are genetically identical to the parent.
 

 11. 

A fat molecule or a molecule that has similar properties; examples include oils, waxes, and steroids.
 

 12. 

Reproduction in which the sex cells from two parents unite to produce offspring that share traits from both parents.
 

 13. 

A class of molecules that includes sugars, starches, and fiber; contains carbon, hydrogen, and oxygen.
 

 14. 

The passing of genetic traits from parent to offspring.
 

 15. 

An organism that gets energy by breaking down the remains of dead organisms or animal wastes and consuming or absorbing the nutrients.
 

 16. 

An organism that eats other organisms or organic matter.
 



 
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