Lesson 3
a living thing that gets energy by eating plants and other animals
consumer
a consumer that puts materials from dead plants and animals back into the soil, air, and water (example: earthworm)
decomposer
Plants get the energy they need by trapping ______.
sunlight
the flow of energy through a community
food chain
Organisms _____ be a part of more than one food chain.
Animals within a food web depend on each other for ________.
can
survival
a consumer that eats plants (example: rabbit)
herbivore
________ must eat other organisms to get the energy they need.
consumers
Animals ______ use light energy to make food.
can't
an animal that hunts and kills other animals for food
predators
_________, _________, and other natural disasters can change the population size of organisms in a food web which disrupts the entire food web.
storms and fires
a consumer that eats other animals (example: spider)
carnivore
Not all animals eat the same kinds of ______.
foods
Animals depend on ______ and other animals to get the energy they need.
plants
the animals that predators hunt
prey
__________ can disrupt ocean food webs and decrease the population of certain kinds of fish which are food for other fish.
overfishing
a consumer that eats both plants and other animals (example: flying squirrel)
omnivore
__________ are grouped by the types of food they eat (herbivores, carnivores, and omnivores)
consumers
__________ break down dead plants and animals into minerals and nutrients that can be used by producers.
decomposers
food web
___________ changes food webs by removing trees which provide shelter for certain animals.
deforestation
an animal that eats dead animals (example: vulture)
scavenger
All living things need ______ to survive.
energy
___________ is a natural fertilizer made of dead plant parts that is rich in minerals.
compost
An ecosystem has many _______ _______.
food chains
If one part of a food web is disrupted or done away with, the entire web will be ______.
changed