3.3 SG Flashcards
What are primary consumers?
They eat the producers (herbivores)
What are producers?
They are on the bottom of the food chain and get their energy from sunlight.
What are secondary consumers?
They eat the primary consumers
What are tertiary consumers?
They eat the secondary consumers.
What’s the difference between autotrophs and heterotrophs?
Autotrophs is the producers, while heterotrophs is everything else.
What are herbivores?
Animals that eat plants
What are omnivores?
Animals that eat plants and animals
What are carnivores?
Animals that eat animals
What are detritivores?
Animals that eat dead organic material.
What’s the difference between a food web and a trophic cascade diagram?
A food web shows you the trophic levels, while a trophic Cascade diagram shows you what effect an organism has on one another.
What are keystone species?
An influential ecological role
What are invasive species?
Non-native species that out compete native species. They reduce diversity.
