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MODULE #2 ecological relationship

Total questions: 12

Worksheet time: 6mins

Name
Class
Date
1.

1. A fox is carrying a dead squirrel as a hawk swoops down to grab it. They both pull on the squirrel but the flapping wings of the hawk against the face of the fox are strong enough to make the fox drop the squirrel.

a)

MUTUALISM

b)

COMMENSALISM

c)

PREDATION

d)

COMPETITION

e)

PARASITISM

2.

2. Wasp larvae can grow inside a type of caterpillar known as the Tomato Hornworm. The caterpillars are eventually killed when the larvae eat through and rupture its organs and skin as they exit their body.

a)

MUTUALISM

b)

COMMENSALISM

c)

PREDATION

d)

COMPETITION

e)

PARASITISM

3.

3. Barnacles are small sea creatures which filter plankton and other microscopic organisms from the water for food. Barnacles often attach themselves using a type of natural glue to larger animals such as whales and sea turtles, which inadvertently carry the barnacles to new sources of food when they move. Their “glue” is harmless.

a)

MUTUALISM

b)

COMMENSALISM

c)

PREDATION

d)

COMPETITION

e)

PARASITISM

4.

4. Two mule deer lock antlers as they demonstrate strength and worthiness to a female mule deer. The winner of this battle will mate with the female.

a)

MUTUALISM

b)

COMMENSALISM

c)

PREDATION

d)

COMPETITION

e)

PARASITISM

5.

5. Polar bears wander the ice looking for signs of seals. Once they find a seal they will attack and eat it

a)

MUTUALISM

b)

COMMENSALISM

c)

PREDATION

d)

COMPETITION

e)

PARASITISM

6.

Pseudoscorpions often hitch rides on the backs of large beetles or true bugs. What is the

ecological relationship?

a)

Mutualism

b)

Parasitism

c)

Competition

d)

Commensalism

7.

What term best describes the grasshopper?

a)

Competition

b)

Predator-Prey

c)

Herbivore

d)

Producer

8.

Barnacles sometimes live on the outside surface of other larger shelled organisms without

causing any harm. What is the ecological relationship?

a)

Commensalism

b)

Predation

c)

Parasitism

d)

Mutualism

9.

Cows and pronghorn both eat the same types of food in areas of Utah. What is the ecological

relationship?

a)

Predation

b)

Competition

c)

Commensalism

d)

Mutualism

10.

Ants protect soft bodied aphids and in return the aphids feed the ants a sugary drink. What is the

ecological relationship?

a)

Predation

b)

Mutualism

c)

Commensalism

d)

Competition

11.

Chickens will eat both insects and seeds. Which term best describes this feeding pattern?

a)

Carnivore

b)

Omnivore

c)

Producer

d)

Herbivore

12.

The ecological relationship between a hawk and a rabbit is the same type of relationship as that

between

a)

a tick and a deer.

b)

a mouse and a chipmunk.

c)

a frog and an insect

d)

bee and a flowering plant.