Living vs. Nonliving
Aquatic vs. Terrestrial Ecosystems
Producers, Consumers, Decomposers
Food chains
100

Which of the following is a living thing?

A) Rock

B) Plant

C) Water

D) Air

b. plant

100

What is the main difference between aquatic ecosystems and terrestrial ecosystems?

A) They both have soil

B) They both have plants

C) Aquatic ecosystems have water, while terrestrial ecosystems are land-based

D) Aquatic ecosystems are always colder than terrestrial ecosystems

C) Aquatic ecosystems have water, while terrestrial ecosystems are land-based

100

Which of the following is an example of a producer?

A) Lion

B) Mushroom

C) Oak Tree

D) Hawk

C) Oak Tree

100

What is the correct order of a simple food chain?


A) Producer → Decomposer → Sun → Consumer

B) Sun →Consumer → Decomposer → Producer

C) Sun→ Producer → Consumer → Decomposer

D) Decomposer → Producer → Consumer → Sun

C) Sun → Producer → Consumer → Decomposer

200

What is a characteristic of all living things?

A) They must have a heartbeat.

B) They need to eat with a mouth.

C) They grow.

D) They are made of metal.

c. They grow

200

Which of the following is an example of a terrestrial ecosystem?

A) Ocean

B) Lake

C) River

D) Forest

D) Forest

200

What role do consumers play in an ecosystem? 

a) They break down dead materials

b) They get energy by eating other plants or animals

c) They provide shelter for other animals

d) They make their own food using sunlight

b) They get energy by eating other plants or animals

200

In the food chain, what role do plants typically serve?

A) Consumer

B) Producer

C) Decomposer

B) Producer

300

Which pair lists one living thing and one non-living thing?

A) Rabbit - Carrot

B) Dog - Flower

C) Tree - Rock

D) Fish - Seaweed

C) Tree - Rock

300

In which type of ecosystem would you most likely find organisms such as frogs and turtles?

A) Desert

B) Ocean

C) Grassland

D) Pond

D) pond

300

Which of the following organisms is a decomposer?

a) rabbit

b) grasshopper

c) eagle

d) earthworm

d) earthworm

300

Which of the following is an example of a primary consumer? (consumer that eats producer)

A) Eagle

B) Grass

C) Mushroom

D) Rabbit

D) Rabbit

400

Which behavior would you NOT expect from a living thing?

A) Growing taller

B) Taking in nutrients 

C) Breathing

D) Rusting over time

D) Rusting over time

400

Label the following as either aquatic or terrestrial:

-Swamp

-Ocean

-Desert

-Stream

-Grassland

-Swamp: aquatic

-Ocean: aquatic

-Desert: terrestrial

-Stream: aquatic

-Grassland: terrestrial

400

Why are decomposers important to an ecosystem?

A) They are a source of energy for producers

B) They produce oxygen for consumers

C) They break down dead materials and recycle nutrients back into the soil

D) They provide food for producers

C) They break down dead materials and recycle nutrients back into the soil

400

In an ocean food chain, which of the following organisms would likely be at the top? (which would eat all)

A) Phytoplankton

B) Krill

C) Dolphin

D) Tiger Shark

D) Tiger Shark

500

Which statement correctly describes the relationship between living and non-living things?

A) Living things can grow without needing non-living things.

B) Living things depend on non-living things like water, air, and sunlight to survive.

D) Non-living things need food to survive.

B. Living things depend on non-living things like water, air, and sunlight to survive.

500

Name all of the aquatic (6) and terrestrial (4) ecosystems we learned about.

Aquatic:

Ponds, marsh, swamp, river, stream, ocean

Terrestrial:

Desert, Grassland, rain forest, forest

500

Match the term to the correct definition

1. producer        2. consumer        3. decomposer

a. gets energy from breaking down dead animals

b. makes its own food

c. gets energy from eating other things

1. producer- c

2. consumer- b

3. decomposer- a

500

Make a food chain with 2 consumers- make sure to include all parts! It can be from any ecosystem, but has to make sense.

Correct if matches

Sun --> Producer --> Consumer --> Consumer --> Decomposer

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