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Ecology-Symbiosis

Total questions: 32

Worksheet time: 44mins

Name
Class
Date
1.
Which symbols best describe parasitism?
a)
+,+
b)
+,-
c)
+,0
d)
-,0
2.
Which symbols best describe commensalism?
a)
+,+
b)
+,-
c)
+,0
d)
0,0
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 unharmed
a)
Mutualism 
b)
Competition
c)
Parasitsm 
d)
Commensalism 
8.
A relationship between two organisms in which both organisms benefit. 
a)
Mutualism 
b)
Competition
c)
Parasitsm 
d)
Commensalism 
9.
Barnacles create home sites by attaching themselves to whales. This neither harms nor benefits the whales.
a)
Mutualsim 
b)
Parasitism 
c)
Commensalism 
10.
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 
11.
A wrasse fish feeds on the parasites found on the black sea bass's body. Both species benefit. 
a)
Mutualism 
b)
Parasitism 
c)
Commensalism 
12.
Silverfish live and hunt with army ants. They share the prey.  They neither help nor harm the ants. 
a)
Mutualism 
b)
Parasitism 
c)
Commensalism 
13.
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
14.
What type of symbiosis?
*
Snapping Shrimp have poor and depend on their goby fish roommate to give the danger signal when predators come and guide them
back home if they wander too far.   
*
  Goby fish who don't have a place to hide are quickly eaten. They find a Snapping Shrimp roommate who digs a hole for both to live in.
a)
commensalism
b)
mutualism
c)
parasitism
d)
predation
15.
What type of symbiosis?
*
The tick lives on dog and feeds on its blood and tissue.
*
  The dog gets skin irritation and can pick up diseases carried by tick.
a)
commensalism
b)
mutualism
c)
parasitism
d)
predfation
16.
What type of symbiosis?
*Mycorrhizal fungi invade and live in or among roots cells of many plants. The plant provides nutrients to the fungi.
*
The Mycorrhizal fungi help the host plant absorb inorganic nitrogen and phosphorus from the soil. Some mycorrhizal  fungi also secrete antibiotics which may help protect their host from invasion by parasitic fungi and bacteria.
a)
commensalism
b)
mutualism
c)
parasitism
d)
predation
17.
What type of symbiosis?
*
Remora use suckers to attach temporarily to large marine animals such as sharks, manta rays, whales, turtles, or large fish.
*
The shark provides free transportation, protection, and dropped food and feces which the remora feeds on. The host is not injured.
a)
commensalism
b)
mutualism
c)
parasitism
d)
predation
18.
What type of symbiosis?
*
Fungi form lichens by living in a close relationship with an algae. The fungus provides a protective home for the algae,  and gathers mineral nutrients from rainwater and from dissolving the rock underneath.
*
The algae gathers energy from the sun using photosynthesis. Both organisms share their nutrients with each other. 
a)
commensalism
b)
mutualism
c)
parasitism
d)
predation
19.
What type of symbiosis?
*
Honeyguide birds find a bee hive, then chatter loudly to attract the Honey badger. They fly toward the hive making sure the badger is following. 
*
Upon arrival at the bee hive, the badger tears open the hive and feasts on the honey. Then the Honeyguide bird feeds on the remaining wax and larvae.
a)
commensalism
b)
mutualism
c)
parasitism
d)
predation
20.
What type of symbiosis?
*
  Skunk Cabbage plants attract flies in cool weather by making heat and provide food to the flies that come. 
*
  Flies move from one Skunk Cabbage plant to   the next feeding and transferring pollen as they go.
a)
commensalism
b)
mutualism
c)
parasititsm
d)
predation
21.
What type of symbiosis?
*
  Human intestine provides food for bacteria that live inside digestive system
*
Beneficial bacteria live in the intestine of humans and help digest cellulose from plants which humans don’t have the enzymes to break down. 
a)
commensalism
b)
mutualism
c)
parasititsm
d)
predation
22.
What type of symbiosis?
*
Hermit crabs find shells left by snails that have died and move in.
*
  Snails die and leave behind their shells.
a)
commensalism
b)
mutualism
c)
parasitism
d)
predation
23.
What type of symbiosis?
*
Skunks often live in burrows that have  been dug and abandoned by woodchucks.
*
Woodchucks abandon holes which are later used by skunks.
a)
commensalism
b)
mutualism
c)
parasitism
d)
predation
24.
What type of symbiosis?
*
Hookworms can enter the body, live off of the host’s blood.
*
The host can suffer from blood loss, anemia and iron deficiency. 
a)
commensalism
b)
mutualism
c)
parasitism
d)
predation
25.
Which of the following symbiotic relationships is considered parasitic? 
a)
ticks feeding on a dog 
b)
bees transporting pollen from flowers
c)
pilotfish swimming under sharks
d)
birds eating the insects from the back of a hippopotamus
26.
What does symbiosis mean?
a)
A.living separately, no relationship between 2 species
b)
A.living together, close relationship between 2 species
c)
A.Living separately, long distance relationship between 2 species
d)
When one species kills and eats another
27.
A bird living on a tree is an example of
a)
commensalism
b)
mutualism
c)
parasitism
d)
predation
28.
A wrasse fish feeds on the parasites found on the black sea bass's body. Both species benefit. 
a)
Mutualism 
b)
Parasitism 
c)
Commensalism 
29.
Which type of symbiosis is this 
a)
parasitism 
b)
mutualism
c)
commensalism
d)
nonalism 
30.
symbiotic relationship in which both organisms benefit
a)
commensalism
b)
mutualism
c)
parasitism
d)
predator/prey
31.
A living relationship between two species in which one organism is harmed is called...
a)
mutualism
b)
commensalism
c)
parasitism
d)
niche
32.
Which symbols best describe mutualism?
a)
+,+
b)
+,-
c)
+,0
d)
-,0