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Ecosystems!

Total questions: 25

Worksheet time: 13mins

Name
Class
Date
1.

What is a consumer?

a)

An organism that eats other producers and/or consumers.

b)

An organism that uses sunlight to produce it's own food

c)

An organism that decomposes dead material.

d)

An organism that eats meat.

2.

What do the arrows in a food chain show?

a)

All the consumers

b)

Where the decomposers go

c)

All of the producers

d)

The flow of energy

3.

What do all food chains start with?

a)

a producer

b)

the sun

c)

a consumer

d)

a decomposer

4.

What is a producer?

a)

An organism that eats other producer and/or consumers

b)

An organism that decomposes dead organisms

c)

An organism that eats only producers.

d)

An organism that uses sunlight to produce it's own food

5.

What would most likely happen if the owls became extinct?

a)

The number of mice would increase while the number of insects would decrease.

b)

The number of mice and insects would increase.

c)

The number of mice and insects would decrease.

d)

The number of insects would increase and the number of mice would decrease.

6.

What organism provides energy for the snake?

a)

Corn

b)

Mouse

c)

Snake

d)

Owl

7.

A lot of new houses are built in part of this ecosystem. A lot of rabbits left the ecosystem. Which of the following is most likely occur if the rabbits population decreases?

a)

The population of carrots will increase.

b)

The owls will decrease.

c)

The fox population will decrease.

d)

The grasshoppers will increase.

8.

All of the living and nonliving components that interact in an environment.

a)

population

b)

community

c)

ecosystem

d)

organism

9.

Any living thing is called a/an ____________

a)

ecosystem

b)

population

c)

community

d)

organism

10.

A change in a characteristic of a living thing that allows it to survive in its environment is called _____________.

a)

an adaptation

b)

migration

c)

an ecosystem

11.

Some animals migrate as seasons change.

a)

true

b)

false

12.

What organisms eat plants and animals to gain energy?

a)

Producers

b)

Decomposers

c)

Consumers

d)

The sun

13.

Which of these is not a producer?

a)

Tree

b)

Grass

c)

Flower

d)

Bird

14.

What are interacting food chains found in an ecosystem

a)

food web

b)

predator

c)

food chain

15.

An organism that eats both plants and animals is called a what?

a)

herbivore

b)

omnivore

c)

carnivore

d)

decomposer

16.

What is this a picture of?

a)

food chain

b)

ecosystem

c)

food web

d)

a pond

17.

What is an example of an herbivore?

a)

cricket

b)

hawk

c)

frog

d)

shrew

18.

An organism's _______ is defined as the environment in which it lives.

a)

Social Structure

b)

Niche

c)

Habitat

d)

Adaptation

19.

The role an organism plays in its ecosystem is its ________.

a)

Niche

b)

Habitat

c)

Adaptation

d)

Ecosystem

20.

Which mineral is used for electricity and energy?

a)

Granite

b)

Gravel

c)

Coal

d)

Limestone

21.

Which mineral is used as decorative materials like countertops?

a)

Coal

b)

Granite

c)

Sand

d)

Limestone

22.

What body of water is wide, flowing water that flows from high to low places?

a)

River

b)

Lake

c)

Bay

d)

Ocean

23.

What body of water has land all around it and the water does not flow?

a)

River

b)

Lake

c)

Bay

d)

Ocean

24.

A piece of land surrounded by water on 3 sides is a/an _____________

a)

ocean

b)

state

c)

ecosystem

d)

peninsula

25.

What is an area over which surface water and the materials it carries flows (runoff) to a single collection place.

a)

Peninsula

b)

Bay

c)

Watershed

d)

Ecosystem