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WorksheetsEcology
Total questions: 15
Worksheet time: 10mins
Name
Class
Date
1.
What would most likely happen if the rabbit population was removed from the food chain grass —› rabbit —› fox?
a)
their would be more grass
b)
there would be less rabbits
c)
there would be more fox
2.
Which is an example of a parasitic relationship?
a)
a bee pollinates a flower
b)
a tapeworm takes nutrients from a dog
c)
an orchid lives in a tree but does not harm the tree
3.
In which type of relationship do both species benefit?
a)
parasitism
b)
mutualism
c)
commensalism
4.
Barnacles grow on whales. Whales give the barnacles a place to live but the barnacles do not help or harm the whale. Which type of relationship is this?
a)
commensalism
b)
mutualism
c)
parasitiesm
5.
What does every food chain start with? (Even if it's not drawn or written there!)
a)
producers
b)
sun
c)
consumer
d)
decomposers
6.
The rabbit in this food web would be considered a:
a)
Decomposer
b)
Producer
c)
Secondary Consumer
d)
Primary Consumer
7.
In this Food Web Pyramid Which type of consumer gets only 10% of the energy stored in plants?
a)
Herbivore
b)
Carnivore
c)
Omnivore
d)
Secondary Consumer
8.
What is the term for each step in the transfer of energy and matter within a biological community?
a)
energy path
b)
food web
c)
trophic level
d)
food pyramid
9.
The nonliving aspects of an ecosystem.
a)
Abiotic factors
b)
Biotic factors
10.
The living portions of the ecosystem.
a)
Biotic factors
b)
Abiotic factors
11.
As you move upward, from level to level, in an energy pyramid, energy _____.
a)
increases
b)
decreases
c)
stays the same
d)
increases exponentially
12.
If the amount of food or resources available increases, the carrying capacity for an animal.....
a)
Stays the same
b)
Increases
c)
Decreases
d)
Fluctuates
13.
What growth pattern describes a population whose growth rate slows or stops following a period of exponential growth?
a)
logistic growth
b)
population growth
c)
exponential growth
d)
predator-prey cycle
14.
Water, sunlight, shelter, and space are resources that are often........
a)
abiotic limiting factors
b)
biotic limiting factors
c)
non-limiting factors
d)
exponetial factors
15.
Predator population lags behind prey population because......
a)
Increase in predators leads to decrease in prey
b)
Increase in predators leads to increase in prey
c)
Increase in predators leads to decrease in producers
d)
Increase in producers leads to increase in prey
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