1. What percentage of the air consists of nitrogen? 2. Nitrogen fixing bacteria in the soil convert atmospheric nitrogen to a _____________form. 3. How do plants obtain the nitrogen they need? 4. How do herbivores and carnivores obtain the energy they need? 5. How is nitrogen returned to the atmosphere? What is this process called? Water Cycle In the space provided, copy, paste, and LABEL the water cycle and answer the – following questions. 1. How does water from rain travel from the land that it falls on to large bodies of water like the oceans? 2. How does a cloud form from water vapor in the air? 3. List at least 3 forms of precipitation. 4. How does transpiration differ from evaporation? 5. Describe how water is cycled through throughout the ecosystem. Notes 4: Population Growth
1. What percentage of the air consists of nitrogen? 2. Nitrogen fixing bacteria in the soil convert atmospheric nitrogen to a _____________form. 3. How do plants obtain the nitrogen they need? 4. How do herbivores and carnivores obtain the energy they need? 5. How is nitrogen returned to the atmosphere? What is this process called? Water Cycle – In the space provided, copy, paste, and LABEL the water cycle and answer the following questions. 1. How does water from rain travel from the land that it falls on to large bodies of water like the oceans? 2. How does a cloud form from water vapor in the air? 3. List at least 3 forms of precipitation. 4. How does transpiration differ from evaporation? 5. Describe how water is cycled through throughout the ecosystem. Notes 4: Population Growth
unit_7_packet_revised.docx