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Food chain

Total questions: 45

Worksheet time: 33mins

Name
Class
Date
1.

What is a producer?

a)

Plant eaters

b)

Bacteria or fungi that eat dead cells

c)

Those who eat carnivors

d)

Organisms that produce nutrients using enegy from sunlight

2.

What is a decomposer

a)

Bacteria or fungi that eat dead cells

b)

Plant eaters

c)

Those who eat carnivors

d)

Organisms that produce their own nutrients using energy from sunlight

3.

Is a primary consumer a

a)

a) Herbivor

b)

b) Carnivor)

4.
Where does the energy start in this food chain?
a)
Plant
b)
Sun
c)
Deer
d)
Wolf
5.
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
6.
An animal that eats other animals is a....
a)
carnivore
b)
omnivore
c)
herbivore
d)
decomposer
7.
An animal that eats only plants is an...
a)
carnivore
b)
omnivore
c)
herbivore
d)
decomposer
8.

A food chain is:

a)

an animal that eats only plants.

b)

a diagram that shows how energy moves from one organism to another. (Grass>Mouse>Owl)

c)

An animal that is hunted and eaten by another animal.

9.

What do plants need to make their own food?

a)

Sun, Water, and Animals

b)

Sun, Coke, and Soil

c)

Sun, Water, and Soil

d)

Nothing at all

10.

which one is a Producer?

a)
b)
c)
d)
11.

Which one is a Carnivore?

a)
b)
c)
d)
12.

Plants are called producers because they can produce their own:

a)

music

b)

food

c)

air

13.

A living thing:

a)

organism

b)

rock

c)

weather

14.

An animal that is hunted and eaten by another animal:

a)

predator

b)

prey

c)

scavenger

15.

An example of a herbivore:

a)

cow

b)

lion

c)

wolf

16.
All energy on Earth ultimately comes from what source?
a)
Water
b)
Sun
c)
Consumers
d)
Oxygen
17.
Where an organism lives
a)
habitat
b)
niche 
c)
heterotrogh
d)
biosphere
18.

What happens if an animals moves to a new habitat, and cannot get its basic needs of food, water, shelter, and space?

a)

Nothing

b)

Extinction

c)

The animal will adapt no matter what

19.
If there is more food than usual in an ecosystem, then...
a)
Populations will stay the same
b)
Populations will decrease
c)
Populations will increase
20.
Members of a species in a defined area
a)
Ecosystem
b)
community
c)
biodiversity
d)
population
21.
A community of living and nonliving things in their natural environment makes up a 
a)
food web
b)
ecosystem
c)
food chain
22.
The largest group of organisms found in a food web would be:
a)
Primary Consumers
b)
Producers
c)
Decomposers
d)
Tertiary Consumers
23.
What does a food web represent?
a)
All connections of energy flow throughout all organisms in a habitat.
b)
The specific ways that mutualism is carried out.
c)
A single pathway or energy flow between organisms. 
d)
How carnivores get their food. 
24.

How does the food chain start?

a)

Plant life uses energy from the sun to make food.

b)

Insects like grasshoppers eat plant life.

c)

Animals like rats eat insects.

d)

Humans eat large animals and plant life.

25.

An animal cannot be both a predator and prey.

a)

True

b)

False

26.

Which of the following are producers?

a)

plants

b)

humans

c)

snakes

d)

birds

27.

Lions eat zebras. What would happen to the zebra population if all the lions died?

a)

The population would grow.

b)

The population would shrink.

28.

Aardvarks eat termites. Aardvarks are termites' ______.

a)

consumers

b)

producers

c)

prey

d)

predators

29.

How do consumers get energy to live?

a)

They make their own food from the soil.

b)

They break down decaying matter.

c)

They make their own food from the sun.

d)

They eat other plants and animals.

30.

Seals eat fish. What would happen to the seal population if almost all of the fish died?

a)

The population would grow.

b)

The population would shrink.

31.
What are animals called in a food chain?
a)
Producers
b)
Consumers
c)
Decomposers
d)
Plants
32.
What's the role of consumers in a food chain?
a)
Use sunlight to make food 
b)
Eat other species and keep them from overpopulating
c)
Break down dead stuff
d)
Add nutrients to the soil
33.
What is the role of decomposers in a food chain?
a)
Use sunlight to make food
b)
Eat other organisms to gain energy
c)
Make the food for the whole food chain
d)
Break down dead organisms and add nutrients to the soil
34.
Which type of consumer eats meat and plants?
a)
Herbivores
b)
Carnivores
c)
Omnivores
d)
Plants
35.
Which type of consumer is always a first consumer?
a)
Herbivore
b)
Omnivore
c)
Carnivore
d)
Producer
36.
Which type of consumer could be a first or second consumer?
a)
Herbivore
b)
Omnivore
c)
Carnivore
d)
Producer
37.
Which is the correct food chain order?
a)
Plant-->1st Consumer--> 2nd Consumer 
b)
Plant <-- 1st Consumer <-- 2nd Consumer
c)
2nd consumer     --> 1st consumer  --> Plant
d)
1st Consumer      --> 2nd consumer --> Plant
38.
Which of the following is a producer?
a)
Maple tree
b)
Sunfish
c)
Bunny
d)
Bear
39.
Which of these is a decomposer?
a)
Fungi
b)
Hawk
c)
Dog
d)
Grass
40.
True/False
Food webs show you everything an animal eats. Food chains show you one thing.
a)
True
b)
False
41.

What does food provide us with?

a)

food provides us with energy

b)

food provides us with a feeling of satiation

c)

food provides us with comfort

42.

What is the name to the main source of energy we get from the foods we eat?

a)

fats

b)

calories

c)

fiber

d)

glucose

43.

What is the main source of energy for out planet?

a)

the moon

b)

gravity

c)

the solar system

d)

the sun

44.

What is the name to the process by which plants make their own food (glucose/sugar) ?

a)

photosynthesis

b)

photosynthetic

c)

autotrophic

d)

heterotrophic

45.

What is a food chain?

a)

A chain of things linked together

b)

A diagram showing how energy is transferred from one organism to another

c)

A diagram showing what organisms like to eat

d)

A chain of predators and preys

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