Ecosystems
Food Chain & Food Web
Adaptations & Extinction
Vocab Check
From the Test
100
In an ecosystem, what two things exist and interact in one place?
Living and Nonliving Things
100
What is a predator?
An animal that hunts other animals (prey) for food.
100
What is the definition of adaptation?
A physical feature or behavior that helps an organism survive in its habitat
100
What is a producer?
An organism that makes its own food, typically through photosynthesis.
100
Which organisms use energy from the sunlight to make their own food?
Plants/Producers
200
What are some abiotic factors in an ecosystem?
soil, water, air, and sunlight
200
Food chains follow the path of food _______ in an ecosystem
Energy
200
What is an example of a physical and a behavioral adaptation?
Physical - ducks having webbed feet
Behavioral - hunting at night/hiding
200
What is a consumer?
An organism that obtains energy by eating other organisms
200
If all plants on Earth suddenly stopped producing usable energy, what would happen?
Many organisms that eat plants would die
300
Biotic factors can be sorted into three groups, what are they?
Producers
Consumers
Decomposers
300
What are the three types of consumers and what do they eat?
Herbivore - eats only plants
Carnivore - eats only meat (other animals)
Omnivore - eats both plants and animals
300
What does it mean when an animal goes extinct?
When the last of that animal species has died off
300
What is a decomposer?
An organism that breaks down dead plants and animals, returning nutrients to the soil.
300
Draw a food chain that shows an example of how energy moves through the ecosystem.
Producer --> Consumer --> Decomposer
Tree Leaves --> caterpillar --> toucan --> puma
400
What is the difference between a community and a population?
Population is all the members of one kind of plant or animal.
A community is made up of different populations
400
What is the process in which plants make their own food for energy from the sun?
Photosynthesis
400
What is mimicry?
An adaptation where an animal looks like another animal or a plant.
400
What is scarcity?
A condition when resources (like plants or animals) are limited in an ecosystem
400
What is a reason why plants are so important to animals, other than being a food source?
Plants give off oxygen that animals need to breathe.
500
Living things in an ecosystem DEPEND on each other, what is this term?
Interdependent
500
What would be most affected if the grasshopper population died off? 
The frog's food source
The frog population would decrease
500
What type of adaptation is birds migrating when the weather changes?
Behavior
500
What is over-abundance?
A condition when a species is present in excessively high numbers, potentially disrupting the ecosystem balance
500
What are some ways in which cars change the environment?
Cars pollute the air that organisms breathe
Roads are built over natural habitats where organisms live
Cars can make a lot of noise that can frighten animals