ENERGY FLOW THROUGH AN ECOSYSTEM
CHALLENGE:• HOW CAN WE USE FOOD WEBS TO PREDICT THE
SHORT AND LONG TERM EFFECTS OF PARTICULAR EVENTS ON AN ECOSYSTEM?
VOCABULARY• NUMBER 1-9 FOR VOCABULARY WORDS TO
COME…
1. Define “arrow”
CARD SORTING…..• WITH YOUR PARTNER, LOOK OVER ALL THE CARDS.• BE SURE TO CAREFULLY READ THE INFORMATION
AVAILABLE FOR EACH KELP FOREST ORGANISM.• SORT THE CARDS INTO TWO GROUPS. MAKE SURE
YOU CAN DEFEND YOUR GROUPINGS!• CAN YOU FURTHER SORT YOUR CARDS??? BE
PREPARED TO SHARE YOUR THOUGHTS ON THIS.
AFTER A CLASS DISCUSSION, RECORD THE CORRECT GROUPINGS; NAME THE GROUPS APPROPRIATELY.
VOCABULARY• NUMBER 1-9 FOR VOCABULARY WORDS TO COME…
1. Define “arrow”2. Producer3. Consumer4. Decomposer5. Scavenger6. Predator7. Primary Consumer8. Secondary Consumer9. Plankton
MAKING A FOOD WEB!• Lay out your kelp organism cards in such a way as to
show the relationships between the organisms.
• You can use post-it notes for your arrows.
• Neatly record your Kelp Forest Food Web in your lab notebook. Make sure you use arrows properly!!
• Next, indicate the trophic levels in your food web. Which organisms fill the producer role? Which organisms are primary consumers? Secondary consumers? Tertiary consumers? Use COLOR and include a KEY!
ECOSYSTEM EVENTS• Choose 2 Ecosystem Event Cards. • Replicate the chart below in your lab notebook.• For your food web, fill out the following
information…..
Event SummaryShort-Term
ImpactsLong-Term Impacts
1.
2.
ENERGY PYRAMID• Now obtain an Energy Pyramid. Fill out the
pyramid for your Kelp Forest Food Web. Cut out and tape your pyramid into your lab notebook.
• Write a paragraph, discussing what the Energy Pyramid illustrates about energy flow through your ecosystem. Be sure to include specific detail.