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g7 ecosystem

Total questions: 30

Worksheet time: 3600secs

Name
Class
Date
1.
plants, rocks, air, sunlight, water, 
a)
ecosystem 
b)
population 
c)
community 
2.
a bird 
a)
abiotic 
b)
biotic 
3.
the sun 
a)
abiotic 
b)
biotic 
4.
The way living organisms interact with each other in a particular environment/community is called...
a)
Ecosystem
b)
Biome
c)
Habitat
d)
Abiotic
5.
The place where an organism lives is called...
a)
Biome
b)
Habitat
c)
Abiotic
d)
Biotic
6.

A flower

a)

Organism

b)

Population

c)

Ecosystem

7.

Living and nonliving

a)

Organism

b)

Population

c)

Community

d)

Ecosystem

8.

True or False:

Organisms are living things

a)

true

b)

false

9.

What is a producer?

a)

organism that cannot make their own food so they eat other organisms

b)

organism that makes their own food

c)

organism that break down dead organisms

10.

Does a food chain start with the sun?

a)

yes

b)

no

11.

What is a consumer?

a)

an organism that breaks down dead organisms

b)

an organism that makes its own energy and food

c)

an organism that eats other organisms for energy

12.

What is a food web?

a)

a model that contains many food chains

b)

a model that contains one food chain

c)

a model that shows where the sun gets its energy

d)

a model that shows how decomposers break down organisms

13.

True or False:

A food web shows how energy flows through an ecosystem

a)

true

b)

false

14.

What is the source of all energy?

a)

water

b)

food

c)

decomposers

d)

sun

15.

What do the arrows in a food web show?

a)

who is the most powerful

b)

the next organism that uses the energy

c)

the prey

d)

the sun

16.

In a food chain, what comes after a producer?

a)

the sun

b)

a decomposer

c)

a consumer

17.
What is the term used to describe all living things in an ecosystem?
a)
Biotic Factors
b)
Abiotic Factors
c)
Environmental Factors
d)
Population
18.
What is the term used to describe all non-living things in an ecosystem?
a)
Biotic Factors
b)
Abiotic Factors
c)
Environmental Factors
d)
Population
19.
These are organisms that creates their own food such as plants and trees.
a)
Population
b)
Community
c)
Producers
d)
Consumers
20.
When a plant is eaten by a grasshopper, the grasshopper is called
a)
Producer
b)
Primary consumer
c)
Secondary consumer
d)
Tertiary consumer
21.
When a plant is eaten by a caterpillar and the caterpillar is eaten by a frog, the frog belongs to
a)
Producer
b)
Primary consumer
c)
Secondary consumer
d)
Tertiary consumer
22.
When a plant is eaten by a caterpillar and the caterpillar is eaten by a frog, and the frog is eaten by a snake, the snake belongs to
a)
Producer
b)
Primary consumer
c)
Secondary consumer
d)
Tertiary consumer
23.
When the animal dies, what do you call those organisms that break them down?
a)
Producers
b)
Decomposers
c)
Consumers
d)
None of the choices
24.
An abiotic part of an ecosystem; this gas is required by all living things.
a)
oxygen
b)
ecology
c)
biotic factors
d)
jellybeans
25.
What does the picture show?
a)
A Food Web
b)
An Ecosystem
c)
A Food Chain
d)
A nice scenery
26.

Where does the food chain START?

a)

with consumers that eat grass

b)

with the sun giving energy to producers

c)

with the sun giving energy to consumers

d)

with consumers eating other consumers

27.

An oak tree is a/an...

a)

Producer

b)

Primary Consumer

c)

Secondary Consumer

d)

Decomposer

28.
Temperature, light, air, water, and soil are all  _____  parts of the environment
a)
alive
b)
biotic 
c)
abiotic
d)
living
29.
Carnivores, herbivores, omnivores, and scavengers are all examples of __________.
a)
producers
b)
consumers
c)
decomposers
d)
abiotic factors
30.

Choose the producer.

a)

rock

b)

tree

c)

cow

d)

bird

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