1. Food Chains
4.L.3.1. Students are able to describe the flow of energy through food chains and webs.

2. What is a food chain?
Definition: a series of organisms each dependent on the next as a source of food

3. How does a food chain work?
1. Plants get energy from the sun which is called photosynthesis.
2. An animal eats the plants and receives nutrients from the plant.
3. The animal is eaten by an even bigger animal and so on until it reaches the top of the food chain.
4. The top animal eventually dies which fertilizes the ground.
5. The fertilized ground grows plants which receive energy from the sun and the process starts all over again.
Food Chain Video

4. What are the levels of a food chain?
Producers
plants- they produce their own food
Primary Consumers
herbivores - feed on plants and fungus
Secondary Consumers
carnivores (meat-eaters) and omnivores (animals that eat both animals and plants)
Tertiary Consumers
a carnivore at the topmost level in a food chain that feeds on other carnivores
Quaternary
the animal at the top of the food chain

5. Simple Food Chain
Sun
Plant
Rat
Fox
Coyote

6. Simple Food Chain *Put words in the correct spot* Sun Plant Rat Fox
Lion

7. Complex Food Chain Many animals eat from the same plant
Many consumers eat a variety of different animals

8. Activity
Draw arrows to complete the food chain

9. Quiz Plants are considered __________ .
The are two types of food chains _______ and ________.
Primary, Secondary, and Tertiary are all ____________.

10. Quiz Answers Plants are considered producers.
The are two types of food chains simple and complex.
Primary, Secondary, and Tertiary are all consumers.