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Review 5th U5L123

Total questions: 45

Worksheet time: 23mins

Name
Class
Date
1.

The death of all the organisms of a certain kind of living thing.

a)

ecosystem

b)

community

c)

succession

d)

extinction

2.

A group of food chains that overlap each other, forming an intertwined model of energy.

a)

food chain

b)

food web

c)

stomata

d)

habitat

3.

All the living and nonliving things that surround and affect an organism.

a)

environment

b)

niche

c)

carbon cycle

d)

habitat

4.

The transfer of food energy between a chain of organisms in an ecosystem.

a)

carbon cycle

b)

community

c)

ecosystem

d)

food chain

5.

The role a plant or animal plays in its habitat.

a)

succession

b)

niche

c)

population

d)

food web

6.

A community of organisms and the environment in which they live.

a)

habitat

b)

extinction

c)

ecosystem

7.

All the organisms of the same kind that live together in an ecosystem.

a)

population

b)

niche

c)

community

8.

A gradual (slow) change of the kinds of organisms in an ecosystem.

a)

extinction

b)

succession

9.

The process of how carbon dioxide travels between living and nonliving objects.

a)

the water cycle

b)

the carbon cycle

c)

the rock cycle

10.

A group of organisms that live in the same area and interact with each other.

a)

niche

b)

community

c)

food web

d)

environment

11.

The place where an organism lives and can find everything it needs to survive.

a)

community

b)

population

c)

niche

d)

habitat

12.

Pores that work like tiny mouths on plants to take in air.

a)

stomata

b)

mini mouths

13.

Humans are a part of ecosystems.

a)

true

b)

false

14.

To understand an ecosystem, you need to classify the organisms that live there.

a)

true

b)

false

15.

Grasses and crops are examples of decomposers.

a)

true

b)

false

16.

Another word of a primary consumer is a:

a)

first-level consumer

b)

second-level consumer

17.

Another word for a secondary consumer is a:

a)

first-level consumer

b)

second-level consumer

18.

Something that is biotic is living, and something that is abiotic is nonliving.

a)

true

b)

false

19.
An ecosystem is made up of _______ and ________ things.
a)
Living and nonliving
b)
Alive and dead
c)
Plants and animals
d)
Land and water
20.
Communities are made up of living things only. Which one of these is a community?
a)
Trees, birds, dirt, worms
b)
Deer, grass, leaves, bunnies
c)
Whales, water, seashells, fish
d)
Sand, camels, mountains, coyotes
21.
Populations contain more than one member of the species. Which one of these is a population?
a)
Deer and mice
b)
10 squirrels
c)
squirrel
d)
squirrel, deer, and mice
22.
Any characteristic that helps an organism survive in its ecosystem is an ____________. 
a)
Niche
b)
Habitat
c)
Adaptation
d)
Organism
23.
Which of the following is an example of an interaction between a living and nonliving organism?
a)
a snake using a mouse for food
b)
a worm using the soil as shelter
c)
a bird using an insect for food
24.
Is a hurricane a natural event that causes a change in the environment?
a)
yes 
b)
no
25.
Is people cutting down trees a natural event that causes a change in the environment?
a)
yes
b)
no
26.
Which of these organisms is a producer?
a)
strawberries
b)
insect
c)
mouse
d)
owl
27.
What is a source of energy for the mouse?
a)
strawberries
b)
insects
c)
other mice
d)
owls
28.
The parts of the food chain in the picture are out of order.  Which picture should be first in the food chain shown?
a)
snake
b)
sun
c)
carrot
d)
rabbit
29.
Which is an abiotic part of an ecosystem?
a)
feather
b)
dead log
c)
spider web
d)
clouds
30.
The most important abiotic factor in an ecosystem since it provides energy to producers
a)
water
b)
oxygen
c)
sunlight
d)
nutrients
31.
Which is not an abiotic factor?
a)
dead leaf
b)
water
c)
sand
d)
carbon dioxide
32.
Organisms in an area and their non-living parts
a)
a food chain
b)
a habitat
c)
an ecosystem
d)
a food web
33.
Rocks and sand are
a)
biotic
b)
abiotic
34.
Oxygen and carbon dioxide in the air is
a)
biotic
b)
abiotic
35.
When the last member of a species dies, the species becomes
a)
extinct
b)
endangered
c)
threatened
d)
dead
36.
An animal that is hunted by other animals for food is called _____________________ .
a)
Victim
b)
Sally
c)
Predator
d)
Prey
37.
What is the name for all the animals of the same species living in an ecosystem?
a)
Population
b)
Community
38.
An animal that hunts other animals for food is called a ___________________.
a)
Villian
b)
Predator
c)
Prey
d)
Fred
39.
Is a volcano a natural event or human activity? 
a)
natural event
b)
human activity
40.

Primary Consumers are also referred to as ______________

a)

Ominvores

b)

Carnivores

c)

Herbivores

41.

Which of these is NOT needed in order for plants to live?

a)

Sugar

b)

Water

c)

Carbon Dioxide

d)

Sunlight

42.

A herbivore eats

a)

meat

b)

meat & plants

c)

plants

43.

An omnivore eats

a)

meat

b)

meat & plants

c)

plants

44.

A carnivore eats

a)

meat & plants

b)

meat

c)

plnats

45.

What organisms make their own food from sunlight and/or chemical energy? They are the base of every food chain

a)

Primary Consumer

b)

Secondary Consumer

c)

Tertiary Consumer

d)

Primary Producer