Chapter 4 Lesson 4 Quick Quiz

1. March 24, 2010
Unit A Chapter 4 Lesson 4: What Are Some
Natural Cycles in an Ecosystem
(pages A129-A133)
Quick Quiz #3
1. What is the chemical equation for
photosynthesis?
2. What is respiration?
3. What is the relationship between
photosynthesis and respiration?

2. March 24, 2010
Unit A Chapter 4 Lesson 4: What Are Some
Natural Cycles in an Ecosystem
(pages A129-A133)
Quick Quiz #2
1. Give two examples of how cells use nitrogen
compounds.
2. Describe two steps in the nitrogen cycle that
occur on or in the soil.
3. How do nitrogen compounds created by
lightning get into the soil?
4. What is the water cycle?