Welcome to Class! 9-4  Complete question Is It True  Turn in assigned vocabs

Agenda  Lecture notes on Cycles of Matter  Finish foodweb, ecological pyramid investigation, vocabs  Homefun:  In your journal, next available page, draw carbon cycle, and on the back of that page, write a page describe how carbon is recycle in the ecosystem and what consequences of disrupting this carbon cycle?  On another page, do the same thing for nitrogen cycle. Draw nitrogen cycle, and on the back of thage page, write another page describe how nitrogen is recycle in the ecosystem and what consequences of disrupting this nitrogen cycle?

Cycles of Matter

Learning Objectives  Describe how matter cycles through trophic levels in an ecosystem.  Describe how water cycles through the biosphere.  Explain why nutrients are important in living systems.  Describe how the availability of nutrients affects productivity and species survival.

Recycling in the Biosphere Energy Cycles of Matter

Processes That Cycle Matter

Water Cycle Precipitation Runoff Evaporation Transpiration

Nutrient Cycles

Carbon Cycle

Nitrogen Cycle Nitrogen Fixation Denitrification

Phosphorus Cycle

Nutrient Limitation

Nutrient Cycles Carbon Nitrogen Phosphorus

Drawing pictures of Carbon Cycle Nitrogen Cycle

Student Worksheet Answers