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Ch. 7 Lesson 4 p. 182-185
  • 1. Which kind of nitrogen do organisms need?
A) fixed
B) free
  • 2. True or false. The amount of energy and matter on Earth is limited.
A) True
B) False
  • 3. True or false. Nitrogen is a common element in the air that we breathe.
A) False
B) True
  • 4. True or false. Lighting does NOT fix nitrogen.
A) True
B) False
  • 5. Which of the following not a step of the water cycle.
A) condensation
B) transipiration
C) liquidation
D) evaporation
  • 6. What are three ways that water gets into the air?
A) Breathing
B) Evaporation
C) Transipiration
D) All of these are ways that water gets into the air.
  • 7. What is the most common element in all living things?
A) Oxygen
B) Nitrogen
C) Carbon
D) Water
  • 8. True or false. Carbon and water are necessary for there to be life on Earth.
A) True
B) False
  • 9. Timber wolves eat plants. How do you think that they get the nitrogen they need?
  • 10. Can humans survive long periods of time (months and years) without water?
A) No
B) Yes
  • 11. True or false. Water is necessary for all life.
A) False
B) True
参加了这次测试的学生也参加了 :
Ch. 7 test wed. 12-11
Ch. 7 lesson 1 p.167-169
Ch. 7 lesson 2 p. 170-175
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