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Energy Flow in an Ecosystem From Producers to Consumers

Energy Flow in an Ecosystem From Producers to Consumers

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Page 1: Energy Flow in an Ecosystem From Producers to Consumers

Energy Flow in an Ecosystem

From Producers to Consumers

Page 2: Energy Flow in an Ecosystem From Producers to Consumers

What do the following words or word parts mean? Photo- Chemo- Synthesis Herb- Carn- Omni- -vore

Page 3: Energy Flow in an Ecosystem From Producers to Consumers

How well does your definition match the book? Open your textbook and look for words

that contain the word parts listed. How well does your definition match that of the book?

Page 4: Energy Flow in an Ecosystem From Producers to Consumers

Basic Meanings (what I expect you to know) Photo- Light Chemo- Chemical Synthesis- To make/create Herb- Plant Carn- Meat/Flesh Omni- Plant and Meat -vore - To eat/consume

Page 5: Energy Flow in an Ecosystem From Producers to Consumers

Combinations that you should know Photosynthesis- creating glucose using light

energy (chemosynthesis is an alternate form that occurs when there is no sun)

Herbivore- animal that eats only plants Carnivore- animal that eats only other

animals Omnivore- animal that eats both plants and

animals

Page 6: Energy Flow in an Ecosystem From Producers to Consumers

Feeding Relationships We can

show the feeding relationships between organisms by using both a food chain and a food web

Page 7: Energy Flow in an Ecosystem From Producers to Consumers

Food Webs- Interwoven food chains

Page 8: Energy Flow in an Ecosystem From Producers to Consumers

Make your own Using animals that you know about, design

your own food web in your notes. Be sure to state where this food web could be found.

Page 9: Energy Flow in an Ecosystem From Producers to Consumers

Ecological Pyramids- Shows the relative amounts of energy or matter in an ecosystem

                                                         

   

Page 10: Energy Flow in an Ecosystem From Producers to Consumers
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Page 12: Energy Flow in an Ecosystem From Producers to Consumers

Let’s work together Open to page 67 in the book. We will answer these questions aloud as a

class. Write the question and answer in your notes

Page 13: Energy Flow in an Ecosystem From Producers to Consumers

Independent work Take a review sheet for section 3-2 and

work on it. Complete it for homework

Page 14: Energy Flow in an Ecosystem From Producers to Consumers

Ticket to leave today Today, in order to leave, you need to

answer the following question on a half sheet of paper and hand it in. In what ways are humans both top level and

low level consumer? Which level should be the most advantageous? Why?