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Ecological Relations Retrieval Practice

Total questions: 25

Worksheet time: 25mins

Name
Class
Date
1.

A feeding relationship where one organism hunts and one is hunted.

a)

Commensalism

b)

Decomposistion

c)

Mutualism

d)

Predator-Prey (Predatism or Predation)

2.
An animal that hunts and consumes other organisms is known as a:
a)
Prey
b)
Decomposer
c)
Predator
d)
Commensalist
3.
This is known as a relationship in which one organism benefits, while the other is unaffected.
a)
Parasitism
b)
Mutualism
c)
Immigration
d)
Commensalism
4.
A mosquito feeds off of the blood of different organisms. This usually causes discomfort to the organism and sometimes disease and death. This is an example of:
a)
Parasitism
b)
Decomposition
c)
Commensalism
d)
Mutualism
5.
This is known as a relationship in which both organisms involved benefit. 
a)
Predator-Prey
b)
Commensalism
c)
Mutualism
d)
Decomposition
6.
A feeder 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
7.
An organism that needs to use chemicals to make its own food is known as a(n):
a)
Heterotroph
b)
Autotroph
c)
Decomposer
d)
Consumer
8.
An organism that eats other organisms to obtain energy is known as a:
a)
Mutualist
b)
Autotroph
c)
Producer
d)
Heterotroph
9.
Non-living components of an environment are considered to be:
a)
Biotic Factors
b)
Heterotrophs
c)
Abiotic factors
d)
Decomposers
10.
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
11.
A large part of the Earth that is defined by its own unique type of environment is known as a:
a)
Community
b)
Species
c)
Niche
d)
Biome
12.
Which is an example of an organism?
a)
a beetle
b)
a lake
c)
a rock
d)
a shell
13.

Many kinds of trees and flowers living inside a garden is an example of ...

a)

Group

b)

Organism

c)

Population

d)

Community

14.

Which is an example of a population?

a)

Different kinds of bacteria

b)

A group of fish and sharks

c)

Deer, bear, and rabbits

d)

A pack of wolves

15.

Which is the correct order of the levels of organization from simple to complex?

a)

Organism < Population < Community < Ecosystem

b)

ecosystem < community < population < organism

16.

A lake plants, rocks, air, sunlight, water, fish and insects ...

a)

Ecosystem

b)

Population

c)

Community

17.
Temperature, light, air, water, and soil are all  _____  parts of the environment
a)
alive
b)
biotic 
c)
abiotic
d)
living
18.
A living or once-living organisms in an ecosystem is a
a)
population
b)
biotic factor
c)
abiotic factor
d)
community
19.
What is a producer? 
a)
Organism that creates their own food.
b)
Organism that eat other organisms for energy
c)
Organism that eat other dead organisms
20.
What is a consumer? 
a)
Organism that creates their own food.
b)
Organism that eat other organisms for energy
c)
Organism that eat other dead organisms
21.
What do Omnivores eat? 
a)
Plants ONLY 
b)
Animals ONLY
c)
Plants AND Animals
22.
What do Herbivores eat? 
a)
Plants ONLY 
b)
Animals ONLY
c)
Plants AND Animals
23.
What do Carnivores eat? 
a)
Plants ONLY 
b)
Animals ONLY
c)
Plants AND Animals
24.

What is a food chain?

a)

The flow of energy from one thing to another

b)

The way animals eat each other

c)

The way the sun makes everything

d)

How the plants grow

25.

which one is a Producer?

a)
b)
c)
d)

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