February 23rd, 2017

Objective: Examine the relationship between predators and prey.


  1. Bellwork
    1.Why do we use a pyramid to represent energy in an ecosystem?
    2.What happens to the total amount of energy in a food chain as you move up trophic levels?
    3.Why is only 10% of the original energy passed to the next trophic level?

    ¿Por qué usamos una pirámide para representar la energía en un ecosistema? ¿Qué sucede con la cantidad total de energía en una cadena al subir los niveles tróficos? ¿Por qué sólo el 10% de la energía original pasa al siguiente nivel trófico?

  2. Predator & Prey Notes and Storyboard Instructions with Predator Prey Relationships – STUDENT Guided Notes
  3. Start Brainstorming and doing rough draft of Storyboard


DiscoveryEducation.com Quiz 20


February 20th, 2016

Objective: Describe how energy is transferred between trophic levels in an ecosystem


  1. Bellwork:
    Give an example of each of the following relationships:
    Mutualism, Commensalism, Parasitism, Competition, Predation, Coexistence/Cooperation
  2. Energy Flow in an Ecosystem Lecture with Energy Flow in an Ecosystem Guided Notes
  3. Ticket out the door: Make a food web.  Minimum of 5 organisms.  Each organism should have it’s trophic level labeled (producer, primary consumer, apex predator, etc.)


D.E. Quiz 19

February 16th, 2017

Objective: Describe the biotic and abiotic limiting factors that affect species in an ecosystem.


  1. Bellwork:
    What is the difference between Density Dependent and Density Independent Limiting Factors?

    ¿Cuál es la diferencia entre factores limitantes independientes dependiente de la densidad y la densidad?

  2. Relationships and Interactions lecture and Check Your Status + Relationships and Interactions Notes
  3. Ticket Out The Door:
    Think of an example of a symbiotic relationship.  Describe the relationship (who benefits? How do they benefit?).  In your description, state why it is Mutualism, Commensalism, or Parasitism


DiscoveryEducation.com Quiz 19
A.O.W. Limiting Factors