Food Chain and Food Web

1
Food Chain and Food Web
2
Food Chain

• Transfer of food and energy.
• Food Chain is one specific pathway of food
  transfer.
• Grass Rabbit Snake
  Hawk

3
Food Web

• A Food Web is a combination of 2 or more food
  chains.

4
Food Web
5
Members of a Food Chain and Food Web

• Producer food makers
• for example green plants
• Consumer organisms that feed on other living
  things
• 1st level only eat producers
• - rabbit
• 2nd level eat 1st level
  consumers
• 3rd level eat 2nd level
  consumers

6

• Predator animals that eat other animals
• Prey animals that a predator eats
• Herbivore consumer that eats only plants
• for example deer
• 1st level consumer
• Carnivore consumer that eats only meat
• for example mountain lion
• 2nd level consumer or higher

7

• Omnivore eats both kinds of food (plants and
  animals)
• for example humans
• 2nd level consumer or higher
• Decomposer breaks down or decomposes waste and
  dead organisms
• Scavenger kind of decomposer that feeds on dead
  animals
• for example vulture