Page 63 - Science Course 3 (Book 1)

Mo2-L2: Lesson Review Quiz (Short Answer)

Direction: Respond to each statement on the lines provided.

1. Contrast producers and consumers.

2. Explain how the law of conservation of matter helps explain the need for the nitrogen cycle, the oxygen and
carbon dioxide cycles, and the water cycle.

3. Identify one life process that could not exist without the nitrogen cycle and two that could not exist without
the oxygen and carbon dioxide cycles.

Mo2-L2: Lesson Review Quiz (Matching)

Direction: On the line before each definition, write the letter of the term that matches it correctly. Not all
terms are used.

4. a model that shows the amount of energy available in each link of a A. cellular respiration
food chain
B. chemosynthesis
5. a model that shows the pathway of energy movement from organism C. consumer
to organism in an ecosystem
D. energy pyramid
6. produces glucose using energy in methane or hydrogen sulfide E. food web
F. photosynthesis
7. produces glucose using energy in light

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