Name: 
 

Unit B Chapter 6 Lesson 4 Assessment


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

 1. 
Any form of water that falls to Earth is called
a.
condensation.
b.
humidity.
c.
water vapor.
d.
precipitation.
 

 2. 
The process in which a gas changes into a liquid is called
a.
evaporation.
b.
the water cycle.
c.
condensation.
d.
the carbon cycle.
 

 3. 
The continuous transfer of carbon between the atmosphere and living things is the
a.
nitrogen cycle.
b.
water cycle.
c.
nutrient cycle.
d.
carbon cycle.
 

 4. 
Water in its gas state is called
a.
steam.
b.
precipitation.
c.
carbon.
d.
water vapor.
 

 5. 
The continuous movement of water between Earth’s surface and the air is called the
a.
the water cycle.
b.
the hydrogen/oxygen cycle.
c.
evaporation.
d.
condensation.
 

 6. 
The transfer of nitrogen between the atmosphere and soil, plants, and animals is called
a.
nitrogen fixation.
b.
the nitrogen cycle.
c.
the carbon cycle.
d.
nitrogenizing.
 

 7. 
A process in which a liquid changes into a gas is
a.
precipitation.
b.
water vapor.
c.
evaporation.
d.
condensation.
 

 8. 
Evaporation, condensation, precipitation, and runoff are all part of the
a.
carbon cycle.
b.
nitrogen cycle.
c.
water cycle.
d.
weather cycle.
 

 9. 
Ammonia, bacteria, proteins, and fertilizers are all linked to the
a.
carbon cycle.
b.
nitrogen cycle.
c.
water cycle.
d.
life cycle.
 

 10. 
Photosynthesis, oxygen, fossil fuels, and car exhaust are all linked to the
a.
carbon cycle.
b.
nitrogen cycle.
c.
water cycle.
d.
pollution problem.
 

 11. 
Plants release water into the atmosphere through their
a.
roots.
b.
stems.
c.
phloem.
d.
leaves.
 

 12. 
The gas added to the air by decaying organisms, breathing animals, and burning fossil fuels is
a.
nitrogen.
b.
hydrogen.
c.
oxygen.
d.
carbon dioxide.
 

 13. 
Most animals get nitrogen by eating
a.
vitamins.
b.
fertilizer.
c.
proteins.
d.
carbohydrates.
 



 
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