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Bio - Energy Flow Review

Total questions: 20

Worksheet time: 19mins

Name
Class
Date
1.

A diagram that shows the amount of energy that moves from one feeding level to another is termed..

a)

energy pyramid

b)

energy adaptation

c)

Energy

d)

Energy food web

2.
An organism that needs to eat other organisms to obtain energy is known as a:
a)
Autotroph
b)
Producer
c)
Consumer
d)
Mutualist
3.
An organism that uses sunlight to create its own food is known as a:
a)
Producer
b)
Heterotroph
c)
Consumer
d)
Decomposer
4.
How much energy is available to be passed on to the next trophic level in an ecosystem?
a)
100%
b)
10%
c)
50%
d)
75%
5.
The largest group of organisms found in a food web would be:
a)
Primary Consumers
b)
Producers
c)
Decomposers
d)
Tertiary Consumers
6.
The fox in this food web would be considered a:
a)
Tertiary Consumer
b)
Producer
c)
Secondary Consumer
d)
Primary Consumer
7.
The mouse in this food web would be considered a:
a)
Primary Consumer
b)
Producer
c)
Tertiary Consumer
d)
Secondary Consumer
8.

The image provided is an example of a(n):

a)

Omnivore

b)

Carnivore

c)

Herbivore

d)

Decomposer

9.

The image provided is an example of a(n):

a)

Carnivore

b)

Herbivore

c)

Producer

d)

Omnivore

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.
Why is a shark a carnivore.
a)
because it eats seaweed
b)
because it eats dead animals
c)
because it eats sand 
d)
because it eats other animals
12.

which one is a Producer?

a)
b)
c)
d)
13.
What do Herbivores eat? 
a)
Plants ONLY 
b)
Animals ONLY
c)
Plants AND Animals
14.
What are plants called in a food chain?
a)
Producers
b)
Consumers
c)
Decomposers
d)
Scavengers
15.

The main source of energy for all of earth's food chains is the...

a)

sun

b)

water

c)

nutrients

d)

producers

16.

An omnivore is a...

a)

consumer that eats both plants and other animals

b)

consumer that eats only other animals

c)

consumer that eats only plants

17.
A consumer?
a)
Makes its own food
b)
Eats dead plants and animals
c)
Eats plants and other animals for energy
d)
Buys toys for kids
18.

Organisms, like bacteria, insects and worms, that break down waste are called ___

a)

carnivore

b)

herbivores

c)

decomposers

19.
A snake is an example of a
a)
producer 
b)
consumer
c)
decomposer
20.

What would happen to the bird if the green fish died out?

a)

the bird population would grow

b)

the bird population would die out

c)

the smaller fish will die out

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