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WorksheetsAlbia Food Web
Total questions: 40
Worksheet time: 25mins
Name
Class
Date
1.
Which organism do the owl and the weasel compete for in the food web?
a)
Hawk
b)
Spider
c)
Grasshopper
d)
Shrew
2.
Which of the following is a herbivore?
a)
cricket
b)
frog
c)
hawk
d)
shrew
3.
How many carnivores are shown in this food web?
a)
6
b)
4
c)
5
d)
3
4.
What might happen if you remove a primary consumer from the ecosystem?
a)
There would be more food for secondary consumers.
b)
The number of primary consumers would increase.
c)
The number of plants would increase.
d)
The number of secondary consumers would increase.
5.
Which of the following would be the most likely effect, if there were a sudden increase in the cricket population?
a)
There would be a decrease in the small bird population.
b)
There would be a decrease in the grass/flowers population.
c)
There would be a decrease in the mice population.
d)
There would be an increase in the grass/flowers population.
6.
A consumer that hunts is called:
a)
a producer.
b)
an omnivore.
c)
a predator.
d)
a herbivore.
7.
Which of the following best describes the small bird in the food web above?
a)
primary and secondary consumer
b)
secondary and tertiary consumer
c)
primary consumer only
d)
secondary consumer only
8.
A frog eats a fly. The frog and fly are demonstrating ________.
a)
mutualism
b)
competition
c)
predator/prey
d)
parasitism
9.
A tapeworm inside a dog is
a)
competition
b)
predation
c)
commensalism
d)
parasitism
10.
A tick and a dog have this type of relationship.
a)
mutualism
b)
commensalism
c)
neutralism
d)
parasitism
11.
A symbiotic relationship that involves species having to fight for something they both need or want
a)
competition
b)
predation
c)
commensalism
d)
parasitism
12.
Plants both trying to get sunlight are
a)
commensalism
b)
mutualism
c)
compeition
d)
parasitism
13.
How many herbivores are in this web?
a)
1
b)
2
c)
3
d)
4
14.
How many primary consumers are there in this food web?
a)
1
b)
2
c)
3
d)
4
15.
diagram that shows the energy available to each trophic level in an ecosystem; 10% is passed on to upper levels, the rest is lost as heat
a)
succession
b)
cellular respiration
c)
energy pyramid
d)
biochemical cycle
16.
What might occur when a carnivore is removed from the food web?
a)
A) Nothing. Organisms cannot impact things below them on the energy pyramid.
b)
B) Primary consumers will overpopulate.
c)
C) Plants will be over browsed by herbivores.
d)
D) both B and C might occur.
17.
A living relationship between two species in which one organism is harmed is called...
a)
mutualism
b)
commensalism
c)
parasitism
d)
niche
18.
Which is NOT an abiotic factor:
a)
soil
b)
air
c)
bacteria;
d)
water
19.
What percentage of energy is passed on to each tropic level?
a)
10%
b)
50%
c)
90%
d)
100%
20.
How do producers obtain energy?
a)
They conduct photosynthesis.
b)
They consume plants.
c)
They consume primary consumers.
d)
They consume secondary consumers.
21.
A consumer that hunts is called:
a)
a producer.
b)
an omnivore.
c)
a predator.
d)
a herbivore.
22.
Where do decomposers go in your food chain?
a)
at the beginning
b)
they don't belong in a food chain
c)
at the end
d)
at every level
23.
A food web can be broken down into several seperate
a)
food chains
b)
food pyramids
c)
producers
d)
consumers
24.
Which represents the largest group in a food web?
a)
carnivores
b)
omnivores
c)
herbivores
d)
producers
25.
anything that an organism needs to live, ex. food, water, space
a)
carrying capacity
b)
resource
c)
succession
d)
denitrification
26.
largest number of individuals of a population that the environment can support
a)
carrying capacity
b)
primary succession
c)
denitrification
d)
mutualism
27.
symbiotic relationship in which one organisms benefits and the other organism is not affected
a)
invasive (non-native) species
b)
mutualism
c)
nitrogen fixation
d)
commensalism
28.
symbiotic relationship in which both organisms benefit
a)
competition
b)
Mutualism
c)
nitrogen fixation
d)
energy pyramid
29.
Step in the food chain, food web, or ecological pyramid
a)
trophic Level
b)
abiotic factors
c)
community
d)
ecosystem
30.
A large area that has a specific type of climate and certain types of plant and animal communities
a)
ecosystem
b)
habitat
c)
niche
d)
biome
31.
Where an organism lives
a)
habitat
b)
niche
c)
heterotrogh
d)
biosphere
32.
Non-living factor that affects an ecosystem
a)
biotic factor
b)
abiotic factor
c)
food chain
d)
biome
33.
Consumer that eats plants
a)
heterotroph
b)
herbivore
c)
producer
d)
community
34.
Consumer that eats animals or meat
a)
carnivore
b)
omnivore
c)
consumer
d)
producer
35.
Organisms that makes its own food using sunlight or chemicals; producer
a)
decomposer
b)
autotroph
c)
heterotroph
d)
herbivore
36.
This is an image of a _________.
a)
consumer
b)
scavenger
c)
decomposer
d)
producer
37.
Commensalism is
a)
one species benefits, the other is not affected
b)
both species benefit
c)
both species are harmed
d)
one species benefit, the other is harmed
38.
a system of food chains that shows the transfer of energy is termed
a)
food web
b)
food chain
c)
prey
d)
predator
39.
Which relationship describes predator/prey
a)
hawks and shrubs
b)
mountain lion and deer
c)
frogs and trees
d)
grasses and crickets
40.
Biodiversity is
a)
the variety of species within an ecosystem
b)
a large number of the same species in an ecosystem
c)
an abundant amount of the same primary consumers
d)
the ability to have an abundant source from the same species
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