Show:
Roles in an Ecosystem
Types of Consumers
Food Chain
Food Web
Ecosystem review
100

What happens when an invasive species is introduced to an ecosystem?

Some plants or animals may be affected because they no longer have a food source or have the right environment to live in.

100
What are the three types of consumers.
Herbivore, omnivore, carnivore
100
The sequence of organisms through which the energy flows is called a
food chain
100
What do the arrows in a food web point to?
They point to who gets the energy
100
What is an abiotic factor?
Nonliving features
200
What do you call an organism that eats another organism to get energy?
A consumer
200
What do you call a consumer who eats only plants?
A herbivore
200
Which part of a food chain is affected by one animal becoming extinct?
The whole food chain
200
What do food webs show
How energy moves from organism to organism
200
What is a biotic factor?
A living feature
300
What do you call an organism the breaks down dead and decaying organisms?
A decomposer
300
What do you call a consumer who eats only meat?
A carniovre
300
What do you always find at the start of a food chain?
a producer
300
Decomposers are important to a food web because
They break down dead organisms and put nutrients into the soil.
300
What is the driest ecosystem?
a desert
400
What would happen if we did not have producers. Give two things.
We would have oxygen to breathe and consumers would not be able to survive because herbivores would have nothing to eat.
400
What do you call a consumer who eats plants and animals?
An omnivore
400
If a disease strikes the snake population in the food chain shown, what will happen to the populations of hawks? Grass-----rabbit----snake----hawk
The population of hawks would decrease
400
What is the difference between a food chain and a food web?
A food web is the combination of all the food chains in an ecosystem
400
What ecosystem do we live in?
Deciduous forest
500
What part of the ecosystem is considered the natural recycler?
Decomposers
500
A ____________consumer eats primary consumers.
Secondary
500
Can an organism be a prey and predator?
Yes
500
The exchange of energy that occurs in an ecosystem can be represented as a .
food web
500
What is the biome that has: -long, cold winters and short, cold summers -mostly small plants -soil that is frozen year-round?
A tundra