Wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Ecological Relationships

Total questions: 28

Worksheet time: 18mins

Name
Class
Date
1.

What do you call an animal that only eats plants?

a)

parasite

b)

carnivore

c)

herbivore

d)

predator

2.

The living and nonliving components of a specific environment.

a)

biological community

b)

habitat

c)

ecosystem

d)

biosphere

3.

Many types of birds perform courting routines to attract and entice potential mates. Often times, the female bird will choose between several males. This is an example of:

a)

habitation

b)

symbiosis

c)

competition

d)

natural selection

4.

The name of the process that producers use to make their own food.

a)

respiration

b)

photosynthesis

c)

commensalism

d)

ecosystem

5.

Term used to describe ALL the populations of ALL the species living within a particular habitat.

a)

biome

b)

biological community

c)

ecosystem

d)

wildlife

6.

Symbiotic relationship which can be described as "+, 0"

a)

parasitism

b)

predation

c)

mutualism

d)

commensalism

7.

This term describes a consumer that feeds only on other consumers - a "meat eater"

a)

prey

b)

autotroph

c)

plant

d)

carnivore

8.

What is the general term used to describe the interaction between two different organisms that are living in close physical association?

a)

habitat

b)

symbiosis

c)

predation

d)

omnivore

9.

This is the job or role of a specific organism within its habitat.

a)

producer

b)

niche

c)

photosynthesis

d)

biotic

10.

Organisms with a very specific food source are known as:

a)

specialists

b)

generalists

c)

carnivores

d)

autotrophs

11.

The animal in an ecological relationship that hunts, kills, and eats another animal.

a)

autotroph

b)

predator

c)

prey

d)

producer

12.

The natural environment in which an organism lives is called...

a)

habitat

b)

niche

c)

biosphere

d)

food chain

13.

A symbiotic relationship between to organisms where one benefits and the other is harmed...

a)

commensalism

b)

parasitism

c)

mutualism

d)

competition

14.

Marlin and Nemo live in a sea anemone. Clownfish receive shelter and the anemone receives protection and nutrients. What type of symbiotic relationship does this represent?

a)

mutualism

b)

predation

c)

commensalism

d)

parasitism

15.

A pearlfish lives in a sea cucumber. The sea cucumber is not affected by this interaction. This represents:

a)

mutualism

b)

competition

c)

parasitism

d)

commensalism

16.

Type of relationship: A wolf eating a rabbit.

a)

Predator/prey

b)

Parasite/host

c)

Producer/consumer

d)

Competitors

17.

In a predator-prey relationship, when the population of the predator increases, the population of the prey will ____________.

a)

Increase

b)

Remain Stable

c)

Decrease

d)

Change unpredictably

18.

A honeybee and flower relationship in which the flower provides nectar for the honey and the honey can help pollinate other flowers is an example of ________________.

a)

Mutualism

b)

Parasitism

c)

Commensalism

d)

Competition

19.
______________ occurs when more than one individual or population tries to use the same limited resource.
a)
Niche
b)
Predator-prey
c)
Availability
d)
Competition
20.
A group of particular organisms that belong to the same species that live in the same habitat is known as a:
a)
Population
b)
Ecosystem
c)
Community
d)
Biome
21.

Wasps often lay their eggs just inside the eggs of butterflies. The wasp larva (baby wasps) are able to get lots of nutrients and protection from the butterfly/caterpillar egg while its developing. After the caterpillar is born, the wasps continue lurking in the flesh of the caterpillar, soaking up more nutrients and drinking its blood. The wasp larva must keep its host alive, so it avoids damaging the vital organs.

What type of symbiosis is being described?

a)

predator/prey

b)

competition

c)

commensalism

d)

parasitism

22.

This is the job or role of a specific organism within its habitat...

a)

producer

b)

prey

c)

carnivore

d)

niche

e)

photosynthesis

23.

What is the relationship shown?

a)

Predation

b)

Commensalism

c)

Competition

d)

Parasitism

e)

Mutualism

24.

A pilot fish usually follows behind sharks to pick up food scraps that they leave behind. The fish gets food and the shark is unaffected. This is an example of:

a)

Mutualism

b)

Commensalism

c)

Parasitism

d)

Decomposition

25.

A mongoose eating ticks off a warthog, or a starling eating ticks off a cow are examples of what type of symbiotic relationship?

a)

Cooperation

b)

Parasitism

c)

Commensalism

d)

Mutualism

26.
An organism that is killed and eaten by another organism
a)
Predator
b)
Prey
c)
Parasite
d)
Host
27.
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 fromo the back of hippo
28.
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