Vocabulary
Dichotomous Key
Niche
Food Webs
Balance and Imbalance
100
Identify one population in this ecosystem.
fish, duck etc. (as long as they are naming just one type of animal)
100
Use the dichotomous key to determine what tree leaf E came from.
Pine
100
Identify a producer in this ecosystem.
Any plant
100
Identify 2 producers in this food web.
Grass and cactus
100
How would the ecosystem be impacted if mountain lion's became extinct?
Deer would not have a predator. Overconsumption of trees etc.
200
Identify 2 living and 2 nonliving things in the ecosystem.
rocks, water, plants, fish etc.
200
Use the dichotomous key to determine what tree leaf D came from.
Spruce
200
Identify a consumer in this ecosystem.
Any animal
200
Identify 2 consumers in this food web.
Any animal
200
How would the ecosystem be impacted if grasshopper's went extinct?
Mice would have nothing to eat; birds' only food source would be bees
300
What things are NOT considered part of the community?
any nonliving things
300
Use the dichotomous key to determine which tree leaf H came from.
Holly
300
What is the role of a decomposer in an ecosystem?
Break down dead material, return energy to the soil
300
Identify the hawk's prey.
rattlesnake, lizard, rabbit
300
There is a species of rodent that only eats grasshoppers. How would this ecosystem be impacted if this species of rodent were introduced?
More competition for grasshoppers from mice, birds, this new rodent. Depletion of grasshopper population-->oversupply of grass.
400
All of the living and nonliving things that rely on each other in an area is called an ____________
ecosystem
400
Use the dichotomous key to determine which tree leaf A came from.
Magnolia
400
Which chart correctly describes the niche for a mouse?
A
To eat: To get eaten by:
grains snakes
fruits foxes
seeds owls
B
To eat: To get eaten by:
cheese rats
racoons voles
lizards owls
A
400
Which words best describes the coyote? (Select all that apply)
A. Prey
B. Predator
C. Carnivore
D. Omnivore
Predator and carnivore
400
Snake skin purses are the newest fashion trend. People love them! Purse factories decide to hunt snakes so they can use their skin to make more purses. How will this impact the ecosystem?
No predator for the bird-->overconsumption of bees and more competition over grasshoppers
Less competition for the hawk-->overpopulation of mice and rabbits-->overconsumption of grass/grasshoppers
500
Select all that apply:
An animal that hunts other animals to eat is called:
a. herbivore
b. omnivore
c. predator
d. carnivore
c and d
500
A chestnut leaf has non-needle leaflets attached at a single point. Which leave is from a chestnut tree?
Leaf G
500
A baby bird's niche (job) in the ecosystem is to eat food from its mother and grow. What is an adult bird's niche? (Select all that apply):
A. build a nest from twigs
B. be a predator for foxes
C. be prey for snakes
D. be a predator for worms
A, C, D
500
The road runner is a food source for...
coyote
500
Scientists have developed a new fertilizer that helps trees grow very quickly! Unfortunately, the chemicals in the fertilizer are harmful to bees. How will the ecosystem be impacted if farmers begin using this fertilizer?
Benefits the deer, harms the bird, the grasshopper (becomes overhunted by birds), and the mice (which are now in competition for grasshoppers.