Ch. 4 Ecology

Distinguish Between abiotic and biotic factors.

Define key ecological concepts

• Right side – Define the following – Biotic– Abiotic– Niche– Habitat– Competitive Exclusion Principle.

Distinguish Between abiotic and biotic factors.

Define key ecological concepts

• Left side – make a list of biotic and abiotic factors that might impact a rainforest ecosystem. Read the story a hike through the rainforest. Pick one living thing from the story and describe it’s niche, and habitat, describe what other organisms it might be in competition with for resources.

Describe how energy flows through ecosystems.

• Producers– Photoautotrophs– chemoautotrophs

• Consumers– Herbivores– Carnivores– Omnivores– Decomposers– Saprotrophs

Describe how energy flows through ecosystems.

• Left Side:Add a diagram similar to the packet diagram outlining energy flow in ecosystems.

Explain how food webs and food chains model feeding relationships.

• Right side – notes from book. Ecology packet etc. – Be sure to include the following terms:

• Primary consumer • Secondary consumer• Tertiary consumer

• Left side – create a food web.– Use the Hike Through the Rainforest. Create a food

web that contains at least ten organisms two of which must be producers and has a minimum of one primary, secondary, and tertiary consumer.