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Food Web Review- Honors

Total questions: 26

Worksheet time: 1hrs 7mins

Name
Class
Date
1.
All energy on Earth ultimately comes from what source?
a)
Water
b)
Sun
c)
Consumers
d)
Oxygen
2.
What are plants called in a food chain?
a)
Producers
b)
Consumers
c)
Decomposers
d)
Scavengers
3.
What are animals called in a food chain?
a)
Producers
b)
Consumers
c)
Decomposers
d)
Plants
4.
What are the organisms that break down dead stuff?
a)
Producers
b)
Consumers
c)
Decomposers
d)
Organisms
5.

Click on the image to make it larger-- Choose all that apply: The hawk gets energy from...

a)

mouse

b)

rabbit

c)

wildflowers

d)

snake

6.
How much energy is passed from each level of an energy pyramid to the next?
a)
10%
b)
20%
c)
80%
d)
90%
7.

What is a trophic level?

a)

Each level of the Food Chain/Web

b)

An organism found in the desert

c)

The beginning of the energy pyramid

d)

It's a secret! Shhh....

8.

What is an example of an abiotic factor?

a)

Frog

b)

Owl

c)

Goat

d)

Oxygen

9.

How many trophic levels are there usually?

a)

Only 1

b)

2 or 3

c)

4 or 5

d)

Infinite amount

10.
If there is 1000 Kcal available in the producers in trophic level 1, how much energy is available in the herbivores in trophic level 2?
a)
10 Kcal
b)
1 Kcal
c)
100 Kcal
d)
1000 Kcal
11.

In this food web, what trophic level is the owl?

a)

Producer

b)

Primary Consumer

c)

Secondary Consumer

d)

Tertiary Consumer

12.
Which organism do the owl and the weasel compete for in the food web?
a)
Hawk
b)
Spider
c)
Grasshopper
d)
Shrew
13.

Decomposers get energy from...

a)

the sun

b)

eating plants

c)

eating animals

d)

dead things and waste

14.

Producers are ...

a)

plants

b)

able to do photosynthesis

c)

also called autotrophs

d)

all of these are true

15.

Arrows in a food web represent...

a)

eating

b)

sunlight

c)

energy

d)

matter

16.

What is a herbivore?

a)

an animal that gets energy from eating other animals

b)

an organism that gets energy from eating only plants

c)

an animal that gets energy by eating both plants and other animals

17.

An organism that gets energy from eating other organisms is a ______________

a)

producer

b)

consumer

c)

decomposer

18.

What is a carnivore?

a)

an animal that gets energy by eating other animals

b)

An animal that gets energy by eating only plants

c)

an animal that gets energy by eating both plants and animals

19.

An animal that gets energy from eating both plants and animals is a(n)

a)

herbivore

b)

carnivore

c)

omnivore

20.
What organism consumes both rabbits and birds?
a)
The Hawk
b)
The Wolf
c)
The Plant
d)
The Mushroom
21.
How many primary consumers are in this food web?  
a)
1
b)
2
c)
3
d)
4
22.
Look at the blank Energy Pyramid.  Which Trophic Level is where we would find the Tertiary Consumers?  
a)
The bottom level
b)
The second from the bottom level
c)
The top level
d)
The second from the top level
23.
Who are the primary producers in this food web?  
a)
The lizard and the Hawk
b)
The Grasshopper and the Mouse
c)
The rabbit and the Hawk
d)
The lizard and the snake
24.
What level consumer could you consider the deer?  
a)
Primary
b)
Secondary
c)
Tertiary
d)
Quarternary
25.
An organism that consumes only other animals is also known as a what?  
a)
Autrotroph
b)
Heterotroph
26.
In a food web and a food chain, you show arrows to demonstrate how the ___________ transfers from one organism to the other.  
a)
Food
b)
Animals
c)
Energy
d)
Producers