Energy
An organism that makes their own food with sunlight or chemical energy.
What is a producer?
A food chain is a representation of the ___ between predators and prey in an ecosystem
What is relationship? (also connection)
Food webs are made from multiple overlapping ___ ___
What are food chains?
A food chain with a mouse, snake, grass, hawk
What is grass - mouse - snake - hawk?
The original source of almost all the energy in most ecosystems.
What is the sun?
Animals that need to eat to live
What are consumers? (herbivores & carnivores)
The type of organism a food chain ALWAYS begins with
What is a producer? (plants)
All food webs start with this.
What are producers?
A group of organisms arranged in order of who eats who.
What is a food chain? (or food web!)
Organisms that can be found at the first, or lowest, trophic level.
What are producers?
Something all living things need and get from food.
What is energy?
All green plants (producers) get their energy from this
What is the sun?
This makes food webs and food chains different.
Answers may vary - Webs are more complex.
Something that shows how ALL the animals in a COMMUNITY get their energy (food)
What is a food web
Imagine that pollution caused all the plants in an aquatic food chain to die. TRUE OR FALSE: This would affect the population of the largest fish.
What is true?
A representation or model of energy in an ecosystem.
What is the energy food pyramid? (also food webs and chains)
The order that the types of organisms usually appear. (Put these in order: consumer, producer, consumer, decomposer)
What is producer, consumer, consumer, decomposer?
True or False: Plants are necessary for life on Earth.
What is True?
These organisms break down dead matter and return nutrients to the soil.
What are decomposers?
Each step in a food chain or food web is represented by a(n) ______.
What is a trophic level?
In an energy pyramid, about ___% of that organism's energy makes it to the next organism.
What is 10%?
What type of living thing would be found at the TOP of a food chain?
What is a predator? - or an omnivore/carnivore
What are Trophic levels?
A model that represents the movement of energy that occurs in an ecosystem.
What is a Food Web? (also food chain!)
"Purpose of ___": shows the predator/prey relationships between organisms
What is the purpose of a food chain? (also food web)