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Lessons 7, 8, and 9: Ecosystems

Total questions: 36

Worksheet time: 18mins

Name
Class
Date
1.

A living thing

a)

producer

b)

consumer

c)

organism

d)

predator

2.

An area in which living and nonliving things interact

a)

community

b)

food chain

c)

ecosystem

d)

population

3.

An investigation conducted outdoors

a)

observation

b)

field study

c)

investigation

d)

data

4.

When information is gathered with the senses

a)

data collection

b)

record keeping

c)

field investigation

d)

observation

5.

Includes all the populations of organisms living in an ecosystem

a)

producers

b)

community

c)

population

d)

organisms

6.

The ability to make things move or change.

a)

survive

b)

photosynthesis

c)

energy

d)

observation

7.

Which is the BEST definition of the word ecosystem?

a)

All the living and nonliving things in an area

b)

The living things in an environment

c)

A large area, such as a forest

d)

A place where many organisms live

8.

Which is a living part of a forest ecosystem?

a)

tree

b)

air

c)

rock

d)

water

9.

What should you do before you begin an investigation outdoors in a park ecosystem?

a)

First get permission from an adult

b)

Wear a jacket

c)

Keep your hands away from your head

d)

Try not to drop anything on the ground

10.

Which tool is the BEST to use to help you make detailed observations of small organisms in a forest ecosystem?

a)

binoculars

b)

hand lens

c)

telescope

d)

data table

11.

An organism that makes its own food

a)

consumer

b)

producer

c)

omivore

d)

carnivore

12.

Any organism that gets energy by eating other organisms

a)

producer

b)

consumer

c)

carnivore

d)

omnivore

13.

The process by which plants, algae, and some bacteria use energy from sunlight to make their own food

a)

food chain

b)

photosynthesis

c)

food web

d)

interact

14.

Consumers that eat only or mostly plants

a)

omnivores

b)

carnivores

c)

herbivores

d)

decomposers

15.

Consumers that eat only or mostly animals

a)

omnivores

b)

carnivores

c)

herbivores

d)

decomposers

16.

Consumers that eat both plants and animals

a)

omnivores

b)

carnivores

c)

herbivores

d)

decomposers

17.

An organism that gets energy by breaking down waste materials and dead organisms

a)

omnivores

b)

carnivores

c)

herbivores

d)

decomposers

18.

Which statement is TRUE about how organisms get energy?

a)

Producers eat consumers

b)

Producers eat other producers

c)

Consumers eat only other consumers

d)

Producers make their own food

19.

Which statement BEST describes how producers and consumers are related?

a)

Some consumers eat producers

b)

All consumers eat producers

c)

Some producers eat consumers

d)

All producers eat consumers

20.

Which type of animal gets energy by eating only other animals?

a)

omnivore

b)

herbivore

c)

carnivore

d)

producer

21.

Which of the following is NOT needed for photosynthesis?

a)

water

b)

sunlight

c)

carbon dioxide

d)

sugar

22.

Which group do fungi and bacteria belong to?

a)

omnivores

b)

herbivores

c)

producers

d)

decomposers

23.

When things come into contact with and affect one another

a)

energy

b)

food chain

c)

food web

d)

interact

24.

This is formed when several food chains connect in an ecosystem

a)

community

b)

food web

c)

population

d)

food chain

25.

Animals that hunt and kill other animals for food

a)

consumers

b)

predators

c)

producers

d)

prey

26.

A model that shows the path of energy as it flows from one living thing to the next

a)

food chain

b)

community

c)

food web

d)

population

27.

The animals that are hunted and killed by other animals for food

a)

consumers

b)

predators

c)

producers

d)

prey

28.

How do predators get food?

a)

by making it themselves

b)

by breaking down waste materials

c)

by hunting and killing prey

d)

by hunting and killing producers

29.

After taking in energy from the sun, which kind of organism is at the beginning of the food chain?

a)

producer

b)

carnivore

c)

decomposer

d)

herbivore

30.

What does a food web show?

a)

the flow of food between animals

b)

the flow of energy through an ecosystem

c)

the flow of water through an ecosystem

d)

the flow of food between decomposers

31.

Which list shows the direction in which energy flows in an ecosystem?

a)

producers to carnivores to herbivores to decomposers

b)

herbivores to carnivores to decomposers to producers

c)

producers to herbivores to carnivores to decomposers

d)

decomposers to carnivores to herbivores to producers

32.

Where would a decomposer be in a food chain?

a)

at the beginning

b)

between a producer and a consumer

c)

between two consumers

d)

at the end

33.

Something that a living thing needs to stay alive

a)

survive

b)

resource

c)

organism

d)

energy

34.

Pieces of information gathered during an investigation

a)

observation

b)

field study

c)

resources

d)

data

35.

A careful study of something

a)

observation

b)

investigation

c)

field study

d)

data collection

36.

A chart that shows information in columns and rows. A way to record and organize your observations.

a)

data

b)

investigation

c)

field study

d)

data table