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Ecosystem Review

Total questions: 55

Worksheet time: 30mins

Name
Class
Date
1.

all the living and nonliving things interacting in an area

a)

ecosystem

b)

organism

c)

population

d)

community

2.

Everything around an organism

a)

living

b)

nonliving

c)

environment

d)

organism

3.

A single living thing

a)

organism

b)

environment

c)

living

d)

nonliving

4.

a group of the same plant or animal species living in an area

a)

ecosystem

b)

organism

c)

population

d)

community

5.

all the interacting plant and animal populations in an area

a)

population

b)

community

c)

organism

d)

ecosystem

6.

too much water in an area

a)

drought

b)

wildfire

c)

flood

d)

pollution

7.

not enough water in an area

a)

drought

b)

flood

c)

wildfire

d)

pollution

8.

to become weak and die off

a)

thrive

b)

predator

c)

perish

d)

prey

9.

to grow stronger and reproduce

a)

thrive

b)

predator

c)

perish

d)

prey

10.

an animal that eats other animals

a)

thrive

b)

predator

c)

perish

d)

prey

11.

an animal that gets eaten by another animal

a)

thrive

b)

predator

c)

perish

d)

prey

12.

an organism that uses sunlight to make its own food for energy

a)

producer

b)

consumer

c)

decomposer

d)

apex predator

13.

an organism that gets energy from eating plants and animals

a)

producer

b)

consumer

c)

decomposer

d)

apex predator

14.

an organism that breaks down dead plants and animals

a)

producer

b)

consumer

c)

decomposer

d)

apex predator

15.

What is a food chain?

a)

The flow of energy from one thing to another

b)

The way animals eat each other

c)

The way the sun makes everything

d)

How the plants grow

16.

An example of a predator:

a)

shark

b)

mouse

c)

rabbit

17.

An example of prey:

a)

lion

b)

mouse

c)

shark

18.

Why do people say adult lions are at the top of the food chain?

a)

Adult lions have no predators in the wild, except for humans.

b)

Adult lions are prey for many different kinds of animals.

c)

Adult lions are producers and can make food on their own.

d)

Adult lions help other animals get food by hunting for them.

19.

Which living thing is a predator?

a)
b)
c)
d)
20.

Which living things are producers in the ocean?

a)

dolphins

b)

seaweed

c)

penguins

d)

sharks

21.

What might happen if salmon become endangered?

a)

Bears might have a hard time getting the energy they need.

b)

Bears would have an easier time finding food.

c)

There would be more bears in the wild.

d)

There would be less insects in the wild.

22.

Fossil teeth can tell about what a dinosaur ate. What do you think this animal ate?

a)

spiders

b)

fruit

c)

insects

d)

meat

23.

What happens when a frog eats a fly?

a)

Some energy moves from the predator to the prey.

b)

Some energy moves from the prey to the predator.

c)

Some energy moves from the producer to the consumer.

d)

Some energy moves from the consumer to the producer.

24.

Which living thing is a producer?

a)
b)
c)
d)
25.

All organisms need _______________to

survive.

a)

ears

b)

eyes

c)

bones

d)

energy

26.

A food chain shows the flow of energy from one organism to another.

a)

True

b)

False

27.

The direction of the arrows in a food chain are very important. The arrows point to the ________.

a)

organism that receives the energy.

b)

organism that gives the energy.

28.

The original source of all energy in a food chain is the__________.

a)

the biggest organism.

b)

the sun.

c)

food.

d)

animals.

29.

Which organism receives energy from the plant?

a)

ant

b)

lizard

c)

hawk

30.

Which organism receives energy from the lizard?

a)

plant

b)

ant

c)

hawk

31.

Which organism receives energy from the ant?

a)

plant

b)

lizard

c)

hawk

32.

All plants get their energy directly from _________.

a)

other plants

b)

water.

c)

the sun.

d)

soil.

33.

The snail receives its energy from which organism?

a)

Thistle

b)

Garden snail

c)

Song thrush

d)

Sparrowhawk

34.

In this food chain the Bark Vole gives energy to the ______.

a)

Stoat

b)

Blackberries

35.

If there are no producers in a food chain what will happen?

a)

Energy cannot enter the food chain.

b)

Only the consumers will survive.

c)

Carnivores will have a larger food supply.

d)

Herbivores will be the only survivors.

36.
This is the gas that we inhale (breathe in).
a)
oxygen
b)
helium
c)
carbon dioxide
d)
neon
37.
Living things can...
a)
breathe
b)
reproduce
c)
grow
d)
all of the above
38.
Where do plants get nutrients to grow?
a)
soil
b)
air
c)
human
d)
trees
39.
Living things and nonliving things have the SAME CHARACTERISTICS
a)
True
b)
False
40.
Humans can grow, develop and reproduce.
a)
True
b)
False
41.
Is this living or nonliving?
a)
Living
b)
Nonliving
42.
Is this living or nonliving?
a)
Living
b)
Nonliving
43.
Is this living/once living or nonliving?
a)
Living/once living
b)
Nonliving
44.
Is this living or nonliving?
a)
Living
b)
Nonliving
45.
Is this living or nonliving?
a)
Living
b)
Nonliving
46.

What do plants need in order to survive?

a)

Plants need air, water, nutrients, and sunlight to survive.

b)

Shelter, water

c)

sun, water, and shelter.

d)

nothing

47.

What do these pandas need to survive?

a)

Food

b)

Food, water, shelter and oxygen

c)

Shelter

d)

Bamboos

48.

Animals need all of the following EXCEPT -

a)

soil

b)

food

c)

water

d)

shelter

49.

Which of these do all plants need?

a)

oil

b)

shade

c)

salt water

d)

air

50.

Soil, water, air, nutrients, and sunlight are needed by all -

a)

Plants

b)

cats

c)

birds

d)

fish

51.

A student can help a plant grow by

a)

Putting it in a jar.

b)

cutting the roots

c)

giving it salt

d)

watering the soil

52.

The animal in the picture is meeting what basic need?

a)

Food

b)

Water

c)

Air

d)

Shelter

53.
Which of the following is a basic need of both a plant and an animal?
a)
Light
b)
Soil
c)
Water
54.
What does a plant need from soil? 
a)
earthworms
b)
nutrients
c)
rocks
d)
sunlight
55.
The cave is helping the bear meet what basic need?
a)
Shelter
b)
Food
c)
Light

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