True or False
Ecosystems
Multiple Choice
100
True or False:
A sea otter and sea urchins have a mutualistic relationship.
True:
This statement is true. Sea otters and sea urchins have a mutualistic relationship.
100
Give an example of an ecosystem.
ex. desert
If you said...
tundra, grassslands, forests, freshwater, or marine
then you are correct!
100
Multiple Choice:
What is the term in science that allows animals to blend in to their surroundings.
A. Sybiosis B. Parisitism
C. Camouflage
Multiple Choice:
The answer is C. camouflage. Animals blend in or camouflage into their surroundings.
Like this Owl:
200
True or False:
Whales and Barnacles have a mutualistic relationship.
False:
This statement is False. Whales and Barnacles have a Commensalism relationship.
200
Ecosystems:
A predator is ...
An animal that lives by feeding on prey.
200
The relationship between otters and sea urchins is found in ...
A. Tundra B. Parts Alaska and CA.
C.In Huntington Bay
The correct answer is B. Parts of Alaska and California/CA.
300
True or False:
Commensalism means that both organisms benefit from the relationship.
False:
Commensalism means that one organism has benefitted from the relationship and one has a negative impact.
300
Ecosystems:
Prey is...
An animal that runs from predators, or is a source of food.
300
Multiple Choice:
What is a Food web?
A. A food chain is the same as a food web
B. A group of interlocking food chains in an area
C. Animals that are the same species
The correct answer is B. A group of interlocking food chains in an area.
400
True or False:
Ticks and Humans are an example of parasitism.
True:
Ticks live on the humans. The host/ humans causes the ticks some harm in the process! 
400
Ecosystems:
If the fox population starts to decrease chances are the bunny population will...
The bunny population will increase because it has less predators.
400
Multiple Choice: Daily Double = 800 points
What is Cannibalism:
A.Cannibalism is when the same species eat each other for food.
B. Cannibalism is when a Predator eats prey
C. Cannibalism is when a group of animals team up to get prey.
The correct answer is A.
500
True or False:
Mutualism means that both organisms benefit from the relationship.
True:
This statement is correct.
500
Ecosystems:Bonus!!!
If I was a frog who would my main predator be...?
Ecosystems:
My main predator would be a bat. Remember the frogs and bat experiment?
500
If there is many fish in an area what most likely will happen to the bear population.
A. increase B. Decrease
C. Stay the same
The correct answer is A. The bears will have more food.