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WorksheetsEcological Relationships
Total questions: 29
Worksheet time: 32mins
Name
Class
Date
1.
Which symbols best describe mutualism?
a)
+,+
b)
+,-
c)
+,0
d)
-,0
2.
Which symbols best describe parasitism?
a)
+,+
b)
+,-
c)
+,0
d)
-,0
3.
A tick and a dog have this type of relationship.
a)
mutualism
b)
commensalism
c)
neutralism
d)
parasitism
4.
A tapeworm and a cat have this type of relationship.
a)
mutualism
b)
parasitism
c)
commensalism
d)
competition
5.
Cattle egrets are birds that forage in fields among cattle. The egrets get easy access to food and the cattle don't care if they are there or not.
a)
mutualism
b)
commensalism
c)
competition
d)
parasitism
6.
Red-billed oxpeckers are birds that feed on parasites found on an impala. The impala gets rid of parasites and the red-billed oxpeckers get a yummy dinner. This is an example of _______.
a)
commensalism
b)
mutualism
c)
neutralism
d)
competition
7.
A relationship between two organisms in which one organism benefits and the other is harmed.
a)
Mutualism
b)
Competition
c)
Parasitsm
d)
Commensalism
8.
A relationship between two organisms in which one organism benefits and the other is unharmed
a)
Mutualism
b)
Competition
c)
Parasitsm
d)
Commensalism
9.
A relationship between two organisms in which both organisms benefit.
a)
Mutualism
b)
Competition
c)
Parasitsm
d)
Commensalism
10.
Barnacles create home sites by attaching themselves to whales. This neither harms nor benefits the whales.
a)
Mutualsim
b)
Parasitism
c)
Commensalism
11.
Mistletoe extracts water and nutrients from the spruce tree to the tree's detriment (harm).
a)
Mutualsim
b)
Parasitism
c)
Commensalism
12.
Yucca flowers are pollinated by yucca moths. The moths lay their eggs in the flowers where the larvae hatch and eat some of the developing seeds. Both species benefit.
a)
Mutualism
b)
Parasitism
c)
Commensalism
13.
A wrasse fish feeds on the parasites found on the black sea bass's body. Both species benefit.
a)
Mutualism
b)
Parasitism
c)
Commensalism
14.
In predation, the organism that kills another organism for food is the prey.
a)
True
b)
False
15.
The organism that does the killing in a predation interaction
a)
Predator
b)
Prey
c)
Competition
d)
Adaptation
16.
An organism that is killed and eaten by another organism
a)
Predator
b)
Prey
c)
Competition
d)
Adaptation
17.
All of the living AND non-living things in an particular area is called a(n):
a)
ecosystem
b)
house
c)
community
d)
mountain
18.
Rabbits are herbivores. They feast on lettuce and other small plants. What role does the lettuce play in this ecosystem?
a)
predator
b)
prey
19.
Rabbits are herbivores. They feast on lettuce and other small plants. What role do rabbits play in this ecosystem?
a)
predator
b)
prey
20.
In the forest, foxes prey on rabbits. What role do the rabbits play in the ecosystem?
a)
predator
b)
prey
21.
In the forest, foxes prey on rabbits. What role do the foxes play in the ecosystem?
a)
predator
b)
prey
22.
In Alaska, grizzly bears feast on fish from rivers and streams. What role do the fish play in the ecosystem?
a)
predator
b)
prey
23.
Silverfish live and hunt with army ants. They share the prey. They neither help nor harm the ants.
a)
Mutualism
b)
Parasitism
c)
Commensalism
24.
What is the name for an animal that hunts and eats other animals?
a)
prey
b)
mean
c)
predator
d)
decomposer
25.
What is the name for an animal that is hunted and eaten by another animal?
a)
prey
b)
mean
c)
predator
d)
decomposer
26.
On a safari at night, a lion hunts and feeds on an antelope. In this relationship, the lion is the ____________________ and the antelope is the _________________.
a)
Parasite/host
b)
Predator/prey
c)
Prey/Predator
27.
The maximum something can hold is
a)
elderly
b)
consume
c)
capacity
d)
estimate
28.
an increase in the number of individuals of a given species over what its ecosystem can sustain, often with both direct and indirect effects on the other organisms in the ecosystem
a)
population
b)
overpopulation
c)
perish
d)
impact
29.
the maximum population size that can be sustained by a given environment
a)
carrying capacity
b)
adaptation
c)
migration
d)
impact
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