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5th Grade Unit 3

Total questions: 59

Worksheet time: 47mins

Name
Class
Date
1.

a consumer gets energy by

a)

eating other organisms

b)

photosynthesis

c)

absorbing energy from the sun

d)

hibernating

2.

Most producers get energy by

a)

using photosynthesis

b)

eating other organisms

c)

hibernating

d)

breaking down wastes

3.

A predator...

a)

is often a herbivore

b)

gets energy through photosynthesis

c)

hunts other animals

d)

is always an omnivore

4.

prey...

a)

hunts other animals

b)

is always a carnivore

c)

is always a herbivore

d)

gets eaten by predators

5.

Plants take in ___________

a)

oxygen

b)

sulfur

c)

carbon dioxide

d)

hydrogen peroxide

6.

Animals breathe in

a)

hydrogen

b)

oxygen

c)

carbon dioxide

d)

sulfur

7.

the process in which plants use sunlight, water, and carbon dioxide to produce sugar and release oxygen

a)

photosynthesis

b)

radiant energy

c)

sun

d)

chlorophyll

8.

waste product produced by plants, but animals need for respiration

a)

oxygen

b)

carbon dioxide

9.
What is it called when a plant makes its own food? 
a)
producing
b)
photosynthesis
c)
herbivore 
d)
photoproducing
10.
What does a plant need to make its own food?
a)
sunlight, water, carbon dioxide
b)
sunlight, water, soil
c)
sunlight, water, oxygen
d)
sunlight, oxygen, carbon dioxide
11.
Which are examples of producers?
a)
grass, leaves, algae
b)
the sun
c)
crickets, spiders, beetles
d)
mushrooms, fungi
12.
What provides the start of all energy?
a)
Sun
b)
Producers
c)
Nutrients
d)
Decomposers
13.

Which will most likely cause a decrease in predator populations?

a)

an increase in prey populations

b)

a decrease in prey populations

c)

a decrease in decomposers

d)

an increase in producers

14.

A process by which plants use the sun's energy to make food

a)

condensation

b)

organism

c)

carnivore

d)

photosynthesis

15.

An organism that is killed and eaten by another organism is called ____, whereas an organism kills and eats another organism is a ____.

a)

predator, decomposer

b)

herbivore, prey

c)

decomposer, predator

d)

prey, predator

16.

Which will most likely happen to the grasshopper population if the grass population decreases?

a)

The grasshopper population will increase because there will be less competition.

b)

The grasshopper population will decrease because there will be less food available.

c)

The grasshopper population will increase because there will be more food available.

d)

The grasshopper population will decrease because there will be an increase in the predator population.

17.

The main source of food for a coyote population in one area is mice. Which is most likely to happen to these coyotes if a new predator begins eating the mice?

a)

There will be fewer coyotes.

b)

The coyotes will produce more young.

c)

More coyotes will arrive from other locations.

d)

Each coyote will spend less time hunting food.

18.

What would happen if the snakes were taken out of this food chain? Clover → Grasshopper → Frog → Snake → Owl

a)

Frogs would increase.

b)

Frogs would decrease.

c)

Grasshoppers would decrease.

d)

Owls would increase.

19.
Which statement below best describes an ecosystem?
a)
An area with lots of plants and animals.
b)
A natural environment.
c)
An area made of living and non-living things.
d)
An animal's habitat.
20.
What is the producer's role in a food chain?
a)
To make their own food using the sun's energy.
b)
To hunt other animals for food.
c)
To break down waste and dead plants.
d)
To eat both plants and animals. 
21.
A hawk flies low over the grassland, hunting for a prairie dog.  Which organism is the predator?
a)
The hawk
b)
The prairie dog
c)
Neither are predators.
22.
Living things that get energy by eating
a)
producer
b)
consumers
c)
decomposer
23.
living things that make their own food
a)
producer
b)
consumers
c)
decomposer
24.
In the food chain, which of the pictures is a PRODUCER?
a)
Sun
b)
Plants
c)
Ladybug
d)
Chicken
25.
The place where an organism lives that provides it with shelter, food and water.
a)
ecosystem
b)
population
c)
community
d)
habitat
26.
Which of these is NOT an example of an ecosystem?
a)
Rainforest
b)
A city
c)
Desert
d)
Deep ocean
27.
Which is a non-living part of an ecosystem?
a)
Sunlight
b)
Air
c)
Water
d)
All of these
28.
What is the name for all the animals of the same species living in an ecosystem?
a)
Population
b)
Community
29.
What is the name for all the living things in an ecosystem?
a)
Population
b)
Community
30.
An animal that hunts other animals for food is called a ___________________.
a)
Villian
b)
Predator
c)
Prey
d)
Fred
31.
An animal that is hunted by other animals for food is called _____________________ .
a)
Victim
b)
Sally
c)
Predator
d)
Prey
32.
The place where an organism lives is its __________.
a)
habitat
b)
ecosystem
c)
organism
d)
population
33.
All of the living AND non-living things in an area that interact with each other are called a/an __________.
a)
community
b)
habitat
c)
population
d)
ecosystem
34.
A group of organisms of the same species living in the same area are called a/an __________.
a)
community
b)
habitat
c)
population
d)
ecosystem
35.
A group of different species that live together and interact in an environment are called a/an __________.
a)
community
b)
habitat
c)
population
d)
ecosystem
36.
ALL energy flow for an ecosystem begins with ...
a)
plants
b)
the moon
c)
the sun
d)
algae
37.
A bird in a tree watched as a lion stalked, attacked, and then ate a zebra. Which of these animals was the prey?
a)
bird
b)
lion
c)
zebra
d)
all of the above
38.
An individual living thing is a/an ___________.
a)
habitat
b)
ecosystem
c)
organism
d)
population
39.
All of the different populations that live in a specific area.
a)
ecosystem
b)
habitat
c)
ecology
d)
community
40.
All the members of one type of species in a specific area.
a)
habitat
b)
community
c)
population
d)
ecosystme
41.
What do you call ALL the living things in the same environment?
a)
population
b)
community
c)
ecosystem
d)
biome
42.
What do you call all of the living things AND all of the non-living things together in the same environment?
a)
Population
b)
Community
c)
Ecosystem
d)
Biome
43.
What do you call ONE species all living in the same environment?
a)
Population
b)
Community
c)
Ecosystem
d)
Biome
44.
Cutting down trees will ...
a)
have very little effect on the living things in the ecosytem
b)
affect most of the plants and animals in the ecosystem
c)
only affect animals that live in the trees of the ecosystem
d)
only affect animals that live in ecosystem
45.
Choose the list that BEST describes what plants and animals need to survive.
a)
soil, water, sunlight, food, air
b)
air, water, sunlight, and a source of food for energy
c)
food, air, oxygen, space, and water
d)
environment, habitat, space and sunlight
46.

What is a producer?

a)

An organism that eats meat.

b)

An organism that makes its own food.

c)

An organism that eats dead things.

d)

An organism that eats plants.

47.

All living things depends on the __________ to survive.

a)

sun

b)

jupiter

c)

the moon

d)

pizza

48.

A plant or animal in an ecosystem is a -

a)

organism

b)

community

c)

population

49.

A habitat is a small group of ducks.

a)

True: It's ducks.

b)

False: It's a place where an organism naturally lives and grows

c)

False: It's a small group of chickens.

d)

False: It's a place where organisms are taken so they can adapt

50.

Students are describing the ecosystem in an area. Which of these lists ALL the components the students should include in their description?

a)

all plant and animal species

b)

all living and non-living factors

c)

all weather patterns and climates

d)

all elements and chemical substances

51.

Below is a field observation recently recorded in a student's notebook.

grasses

rocks

deer

cedar trees

rabbit

58 degrees F

partly cloudy


The level of organization described above is ―

a)

ecosystem

b)

community

c)

population

d)

organism

52.

A plant depends on the sun for energy. The plant turns the suns energy into food through a process called -

a)

cooking

b)

radiation

c)

photosynthesis

d)

mitochondria

53.

What is one thing that make producers special?

a)

They are not living

b)

They rely on other organisms for food

c)

They can make their own food through photosynthesis

d)

They are omnivores

54.

What are some examples of nonliving things in an ecosystem?

a)

water, soil, and plants

b)

water, soil, and animals

c)

water, soil, and air

d)

water, soil, and trees

55.

A habitat includes the following

a)

food

b)

water

c)

soil or type of land

d)

All of the above

56.

An ecosystem is...

a)

All the living and nonliving things in a specific area

b)

All the living things in a specific area

c)

All the nonliving things in a specific area

d)

The area where one particular organism lives

57.

Population

a)

A group of populations living and interacting with each other in an area.

b)

A group of organisms of the same species who live in the same area at the same time.

c)

The struggle between organisms to survive in a habitat with limited resources.

58.

Competition

a)

A group of populations living and interacting with each other in an area.

b)

A group of organisms of the same species who live in the same area at the same time.

c)

The struggle between organisms to survive in a habitat with limited resources.

59.

Community

a)

A group of populations living and interacting with each other in an area.

b)

A group of organisms of the same species who live in the same area at the same time.

c)

The struggle between organisms to survive in a habitat with limited resources.

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