Fill in the blank:
The source of all energy is the ______.
sun
100
An organism that creates its own energy from the sun
producer
100
Wheat => Grasshopper => Mouse => Owl
What is the producer in this food chain?
wheat
200
Wheat => Grasshopper => Mouse => Owl
What COULD be written to the left of "wheat?"
sun
200
An organism that eats other organisms for food and energy
a consumer
200
Wheat => Grasshopper => Mouse => Owl
What is the herbivore in this food chain?
grasshopper
200
What organism gets energy from dead organisms?
decomposer
300
Which correctly shows the flow of energy in an ecosystem?
a) producer => decomposer => consumer
b) consumer => producer => decomposer
c) producer => consumer => decomposer
d) consumer => decomposer => producer
c) producer => consumer => decomposer
300
An organism that only eats producers
herbivore
300
In a food web, Mrs. Baccari sees this one link:
Grasshoppers => Frogs
Which organism eats the other?
Frogs eat grasshoppers
300
Living organisms are classified based on:
a) how they reproduce
b) their speed of movement
c) the size of their communities
d) how they obtain their food
d) how they obtain their food
400
In an ecosystem of humans, deer, grass, water, trees, fish, and rabbits, where does the energy originate (come from)?
the sun
400
An organism that eats only other organisms for energy
carnivore
400
Ferns => Rabbit => Fox => Hawk => Fungus
Write down this food chain, and label each organism as a producer, consumer, or decomposer.
Wheat => Grasshopper => Mouse => Owl => Bacteria
Which organism is responsible for recycling nutrients?
bacteria
500
As energy goes up a food chain, what happens to the AMOUNT of energy?
the energy transferred decreases
500
An organism that eats both consumers and producers for energy
omnivore
500
Create a food web of your own. You may use your own organisms, but be sure it makes sense! You must use at least 5 organisms!
answers vary
500
How do decomposers affect plants in a community?
a) by making consumers stronger
b) by creating nutrients from dead organisms
c) by appearing larger than normal
d) by turning dead organisms into living ones