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Food Chains and Food Webs Review

Total questions: 30

Worksheet time: 15mins

Name
Class
Date
1.

Tertiary consumers are the ______________ level of consumers in a food web pyramid.

a)

first

b)

second

c)

third

2.

What makes a food chain different from a food web?

a)

They both show how energy is passed in a ecosystem.

b)

A food chain shows multiple paths of energy in an ecosystem, but a food web only shows one path of energy.

c)

A food web shows multiple paths of energy in an ecosystem, but a food chain only shows one path of energy.

3.

Shows energy being passed in an ecosystem in one direction only.

a)

food chain

b)

food web

4.

Eats only meat.

a)

carnivore

b)

herbivore

c)

omnivore

5.

An organism that can make its own energy.

a)

consumer

b)

producer

6.

An organism that can't make its own energy.

a)

consumer

b)

producer

7.

A producer ____________________.

a)

Eats only plants

b)

Eats only meat

c)

Eats both plants and meat

d)

None of the above

8.
All energy on Earth ultimately comes from what source?
a)
Water
b)
Sun
c)
Consumers
d)
Oxygen
9.
The arrows in a food chain or web represents what?
a)
They point to the organism that is being eaten.
b)
It shows how sunlight flows within an ecosystem.
c)
They show what direction the energy is flowing between organisms. 
d)
They represent how water is transferred within a habitat.
10.
What is a trophic level?
a)
Each level represented within a food chain or web.
b)
Levels of ecosystems that the world is divided into.
c)
Different levels of nutrients present within an organism.
d)
The levels of sunlight an autotroph needs to survive. 
11.
Why might an organism have more than one arrow coming from them in a food web?
a)
More than one organism may eat them. 
b)
They may eat more than one other organism. 
c)
This organism gets its energy from multiple sources. 
d)
They have no resources available to them.
12.
The largest group of organisms found in a food web would be:
a)
Primary Consumers
b)
Producers
c)
Decomposers
d)
Tertiary Consumers
13.
What may happen if the snowshoe hare was removed from the food web pictured?
a)
The insects in the habitat would increase.
b)
The shrew population would decrease due to being only hawk food source.
c)
The willow tree population would decrease.
d)
Foxes would dies due to no food source. 
14.
The rabbit in this food web would be considered a:
a)
Decomposer
b)
Producer
c)
Secondary Consumer
d)
Primary Consumer
15.
The fox in this food web would be considered a:
a)
Tertiary Consumer
b)
Producer
c)
Secondary Consumer
d)
Primary Consumer
16.
The mouse in this food web would be considered a:
a)
Primary Consumer
b)
Producer
c)
Tertiary Consumer
d)
Secondary Consumer
17.
The image provided is an example of a:
a)
Producer
b)
Heterotroph
c)
Consumer
d)
Decomposer
18.
The image provided is an example of a(n):
a)
Autotroph
b)
Carnivore
c)
Herbivore
d)
Decomposer
19.
The image provided is an example of a(n):
a)
Carnivore
b)
Herbivore
c)
Producer
d)
Autotroph
20.
The image provided is an example of a(n):
a)
Producer
b)
Autotroph
c)
Consumer
d)
Insect
21.
What are the organisms that break down dead stuff?
a)
Producers
b)
Consumers
c)
Decomposers
d)
Organisms
22.
Which type of consumer eats meat and plants?
a)
Herbivores
b)
Carnivores
c)
Omnivores
d)
Plants
23.
Which of the following is a producer?
a)
Maple tree
b)
Sunfish
c)
Bunny
d)
Bear
24.
Which organism is a decomposer?
a)
grass
b)
mouse
c)
mushroom
d)
caterpillar
25.
Which food chain is in the correct order?
a)
cat, grass, bird, snail
b)
bird, snail, grass, cat
c)
grass, snail, bird, cat
d)
grass, cat, bird, snail
26.
Molds, bacteria, and worms are ________.
a)
decomposers
b)
producers
c)
consumers
d)
food chains
27.
Humans are considered...
a)
consumers
b)
decomposers
c)
producers
28.
If the grasshopper were to be removed completely from the food web, what organism would be most effected?
a)
The squirrel
b)
The shrew
c)
The deer
d)
The rabbit
29.
The primary consumer in this food chain is the ____________.
a)
Frog
b)
Eagle
c)
Grasshopper
d)
Python
30.

Which of the animals in this food web is NOT a secondary consumer?

a)

Hawk

b)

Lizard

c)

Mouse

d)

Snake

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