9-4 Biology

Quiz: Ecology

Albert Fong 9, 9-4 Biology

Before Class Preparation

  • Complete all CK12 & Self Quizzes in Google Classroom
  • Bring a calculator

In Class Quiz

Can you

  • Explain biodiversity, species interactions, and relationships within ecosystems.
  • Describe how energy and matter move through ecosystems, including photosynthesis, food webs, and Earth’s systems.
  • Explain how abiotic factors, adaptations, and habitat changes affect where organisms live and how they survive.
  • Describe human impacts on ecosystems, including invasive species and increases in atmospheric carbon dioxide.
  • Analyze food webs to identify trophic levels, predict population sizes, and explain the effects of removing species.
  • Interpret population data, including limiting factors, carrying capacity, and changes shown in population graphs.

Bioaccumulation

Albert Fong 9, 9-4 Biology

Before class preparation

  • Put the following organisms into a food chain: Grizzly Bear, Herring, Salmon, Shrimp
  • Which is most abundant & why?
  • Print: Bioaccumulation Worksheet

In class activity

  • Bioaccumulation/Biomagnification activity
    • Explain how humans can affect the cycles of matter and energy flow in ecosystems
  • Work on Bioaccumulation Worksheet

 After class work

Energy Flow & Photosynthesis

Albert Fong 9, 9-4 Biology

Before class preparation

  • What is Photosynthesis & Respiration?
  • What is meant by energy flow in an ecosystem?

In class activity

  • Slides: Energy Flow in an ecosystem
  • Google Slides Assignment: Food Webs
  • Photosynthesis cards activity
    • Describe the processes of photosynthesis and cellular respiration
    • Distinguishing between Photosynthesis & Respiration

After class work

  • Edpuzzle: Food Webs