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Symbiosis Review

Total questions: 20

Worksheet time: 15mins

Name
Class
Date
1.

What is competition?

a)

Organisms sharing resources.

b)

Organisms fighting for resources.

c)

Organisms producing resources.

2.

How does Symbiosis occur?

a)

Only between species.

b)

Only between communities.

c)

Between different species in a community.

d)

Between different communities.

3.

Remora fish stuck in the shark so they can travel over water. This represents:

a)

Mutualism

b)

Commensalism

c)

Parasitism

4.
a)

Mutualism

b)

Commensalism

c)

Parasitism

5.

Why does the image represent parasitism?

a)

Because the lice get benefit.

b)

Because both get affected.

c)

Because the kids get affected.

d)

Because both get benefit. 

6.
Cattle egrets forage (feed) in fields among cattle. The egret gets easy access to flying insects stirred up by the cattle, and the cattle don't care if they are there or not.
a)
mutualism
b)
commensalism
c)
competition
d)
parasitism
7.
A relationship between two organisms in which one organism benefits and the other is unharmed...
a)
Mutualism 
b)
Competition
c)
Parasitsm 
d)
Commensalism 
8.
A tapeworm and a cat have this type of relationship.
a)
mutualism
b)
parasitism
c)
commensalism
d)
competition
9.
What type of symbiosis?  Hummingbirds feed on nectar from flowers.  The flowers are pollinated by hummingbirds as they move from flower to flower.
a)
commensalism
b)
mutualism
c)
parasitism
d)
predation
10.
What type of symbiosis?  Skunks often live in burrows that have been dug and abandoned by woodchucks.  
a)
commensalism
b)
mutualism
c)
parasitism
d)
predation
11.
Which symbols best describe parasitism?
a)
+,+
b)
+,-
c)
+,0
d)
-,0
12.
Red-billed oxpeckers are birds that often feed on parasites that infest impala.  This is an example of _______.
a)
commensalism
b)
mutualism
c)
neutralism
d)
competition
13.
A relationship between two organisms in which both organisms benefit. 
a)
Mutualism 
b)
Competition
c)
Parasitsm 
d)
Commensalism 
14.
When a mosquito bites you, you are the __________ and the mosquito is the  ____________.
a)
host, hostess
b)
parasite, host
c)
host, parasite
d)
prey, predator
15.

Aphids are tiny insects that live on and eat the leaves of plants, removing vital nutrients from the plants.

a)

Predation

b)

Parasitism

c)

Commensalism

d)

Mutualism

16.
What type of symbiosis?
  * Hummingbirds feed on nectar from flowers.
 * 
Flowers are pollinated by hummingbirds as they move from flower to flower.
a)
commensalism
b)
mutualism
c)
parasitism
d)
predation
17.
A tick and a dog have this type of relationship.
a)
mutualism
b)
commensalism
c)
neutralism
d)
parasitism
18.
a)
Parasitism
b)
Mutualism
c)
Commensalism
d)
Predation
19.
a)
Parasitism
b)
Mutualism  
c)
Commensalism 
d)
Predation
20.
a)
Parasitism
b)
Mutualism
c)
Commensalism
d)
Predation