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6th Grade Science Final

Total questions: 75

Worksheet time: 3hrs 30mins

Name
Class
Date
1.
From where do autotrophs obtain their energy?
a)
The sun
b)
Other organisms
2.
Which terms best describe autotrophs?
a)
Plants; producers
b)
Animals; producers
c)
Plants; consumers
d)
Animals; consumers
3.
What is another name to describe an autotroph?
a)
Consumer
b)
Producer
4.
What is another name to describe a heterotroph?
a)
Consumer
b)
Producer
5.
Which terms best describe heterotrophs?
a)
Plants; producers
b)
Animals; producers
c)
Plants; consumers
d)
Animals; consumers
6.
How can animals and fungi best be classified?
a)
Autotroph
b)
Heterotroph
7.
Which type of organisms are typically plants?
a)
Autotrophs
b)
Heterotrophs
8.
Which type of organisms perform photosynthesis?
a)
Autotrophs
b)
Heterotrophs
9.
What is another term to describe a producer?
a)
Autotroph
b)
Heterotroph
10.
Organisms that cannot make their own food and must obtain energy from external sources are called
a)
autotrophs
b)
heterotrophs
c)
thylakoids
d)
plants
11.
What is an autotroph?
a)
an organism that can make their own food. 
b)
an organism that cannot make their own food
c)
Herbivore
d)
Omnivore
12.

Which of the following organisms recycle materials from dead organisms and their waste products?

a)

autotrophs

b)

heterotrophs

c)

scavengers

d)

decomposers

13.

Which of the following do plants use for photosynthesis? (you may choose more than one answer)

a)

O2

b)

CO2

c)

H2O

d)

C6H12O6

14.

BUNNY

a)

AUTOTROPH

b)

HETEROTROPH

c)

AUTOPHOTOTROPH

d)

NONE OF THE ABOVE

15.
a)
Autotroph
b)
Heterotroph
c)
Megalotroph
d)
Imaginaritroph
16.

What does unicellular mean?

a)

Many cells

b)

2 cells

c)

1 cell

d)

0 cells

17.

What is an organism?

a)

A dead animal

b)

A living thing

c)

A pencil

d)

A shoe

18.

Which of the following is a single-celled organism?

a)

Dog

b)

Snail

c)

Amoeba

d)

hat

19.

Select a unicellular organism?

a)

Bacteria

b)

Tree

c)

Flower

d)

Frog

20.

Which one is NOT a life process?

a)

Get rid of waste

b)

Nutrition/Energy

c)

Shake it off

d)

Grow and develop

21.

Select the unicellular organisms that produce their own food. (They are also classified as producers/plants)

a)

Euglena and algae

b)

Bacteria and snail

c)

Tree and paramecium

d)

Flower and algae

22.

What makes unicellular organisms unique and simple?

a)

They can do all life process as one cell.

b)

They can fly and eat at Zaxby’s.

c)

They can survive working with other single-celled organisms.

23.

Why do multicellular organisms need so many cells?

a)

They need specialized cells to survive. Specialized cells perform a specific job/function.

b)

They need many cells to all do the same job/function.

c)

They need many cells to have a dancing cell party.

24.

What is the difference between multi-celled and single-celled’s organisms?

a)

Single-celled organisms are “simple” and multi-celled organisms are “crazy.”

b)

Single-celled organisms are “super” and multi-celled organisms are “complex.”

c)

Single-celled organisms are “simple” and multi-celled organisms are “complex.”

25.

True or False:


Single-celled organisms are able to live as one cell, and multi-celled organisms need many cells to live because each cell has specialized job.

a)

True

b)

False

26.

Which best explains why both cats and humans are multicellular organisms?

a)

They get energy from many food sources.

b)

They get energy from a single food source.

c)

They need many different types of cells working together to meet their basic needs.

27.

How do bacteria control their life processes/basic functions?

a)

Bacteria control their life processes within multi-­cells.

b)

Bacteria control their life processes within a single-cell.

c)

Bacteria work with other cells to control all their life processes.

28.

Why does a human require specialized cells to live?

a)

Specialized cells allow humans to adapt to changes in their environment.

b)

Human bodies have several body systems which require cells with different functions/jobs.

c)

Specialized cells allow for all life processes to occur in one cell.

29.

Which best explains how a single­-celled organism can survive without other cells?

a)

They do not need any substance from outside of the cell.

b)

They are able to perform all necessary functions within one cell

c)

They do not need to perform more than one function to survive.

30.

Which best explains why amoeba are able to survive without specialized cells?

a)

Amoeba are able to survive with the help of specialized cells.

b)

Amoeba are able to survive with the help of other organisms.

c)

Amoeba are able to survive because they carry out all life functions.

31.

Why do humans require many different types of cells to survive?

a)

Human cells are identical and work together to perform the same function.

b)

Human cells are specialized and work independently to perform different functions.

32.

Which best describes a difference between single­-celled organisms and multi-cellular organisms?

a)

Single-­celled organisms are simple, while multi-cellular organisms are complex.

b)

Single­-celled organisms are complex, while multi-cellular organisms are simple.

33.

Which statement would most likely be found in an article about multicelled organisms like plants?

a)

Plants have a simple structure.

b)

Plants contain only one cell that performs all functions.

c)

Plants do not need to eat, remove waste, or reproduce.

d)

Plants contain many specialized cells that perform different functions.

34.

In what way are both humans and bacteria the same?

a)

Both are living things.

b)

Both are non-­living things.

c)

Both are multi-cellular organisms.

d)

Both are single-­celled organisms.

35.

Which best describes a function of survival that single-­celled organisms cannot perform?

a)

obtaining nutrients for energy

b)

grow and develop

c)

get rid of waste

d)

specialized cells that perform specific jobs

36.

What does unicellular mean?

a)

Many cells

b)

2 cells

c)

1 cell

d)

0 cells

37.

What is an organism?

a)

A dead animal

b)

A living thing

c)

A pencil

d)

A shoe

38.

Which of the following is a single-celled organism?

a)

Dog

b)

Snail

c)

Amoeba

d)

hat

39.

Select a unicellular organism?

a)

Bacteria

b)

Tree

c)

Flower

d)

Frog

40.

Which one is NOT a life process?

a)

Get rid of waste

b)

Nutrition/Energy

c)

Shake it off

d)

Grow and develop

41.

Select the unicellular organisms that produce their own food. (They are also classified as producers/plants)

a)

Euglena and algae

b)

Bacteria and snail

c)

Tree and paramecium

d)

Flower and algae

42.

What makes unicellular organisms unique and simple?

a)

They can do all life process as one cell.

b)

They can fly and eat at Zaxby’s.

c)

They can survive working with other single-celled organisms.

43.

Why do multicellular organisms need so many cells?

a)

They need specialized cells to survive. Specialized cells perform a specific job/function.

b)

They need many cells to all do the same job/function.

c)

They need many cells to have a dancing cell party.

44.

What is the difference between multi-celled and single-celled’s organisms?

a)

Single-celled organisms are “simple” and multi-celled organisms are “crazy.”

b)

Single-celled organisms are “super” and multi-celled organisms are “complex.”

c)

Single-celled organisms are “simple” and multi-celled organisms are “complex.”

45.

True or False:


Single-celled organisms are able to live as one cell, and multi-celled organisms need many cells to live because each cell has specialized job.

a)

True

b)

False

46.

Which best explains why both cats and humans are multicellular organisms?

a)

They get energy from many food sources.

b)

They get energy from a single food source.

c)

They need many different types of cells working together to meet their basic needs.

47.

How do bacteria control their life processes/basic functions?

a)

Bacteria control their life processes within multi-­cells.

b)

Bacteria control their life processes within a single-cell.

c)

Bacteria work with other cells to control all their life processes.

48.

Why does a human require specialized cells to live?

a)

Specialized cells allow humans to adapt to changes in their environment.

b)

Human bodies have several body systems which require cells with different functions/jobs.

c)

Specialized cells allow for all life processes to occur in one cell.

49.

Which best explains how a single­-celled organism can survive without other cells?

a)

They do not need any substance from outside of the cell.

b)

They are able to perform all necessary functions within one cell

c)

They do not need to perform more than one function to survive.

50.

Which best explains why amoeba are able to survive without specialized cells?

a)

Amoeba are able to survive with the help of specialized cells.

b)

Amoeba are able to survive with the help of other organisms.

c)

Amoeba are able to survive because they carry out all life functions.

51.

Why do humans require many different types of cells to survive?

a)

Human cells are identical and work together to perform the same function.

b)

Human cells are specialized and work independently to perform different functions.

52.

Which best describes a difference between single­-celled organisms and multi-cellular organisms?

a)

Single-­celled organisms are simple, while multi-cellular organisms are complex.

b)

Single­-celled organisms are complex, while multi-cellular organisms are simple.

53.

Which statement would most likely be found in an article about multicelled organisms like plants?

a)

Plants have a simple structure.

b)

Plants contain only one cell that performs all functions.

c)

Plants do not need to eat, remove waste, or reproduce.

d)

Plants contain many specialized cells that perform different functions.

54.

In what way are both humans and bacteria the same?

a)

Both are living things.

b)

Both are non-­living things.

c)

Both are multi-cellular organisms.

d)

Both are single-­celled organisms.

55.

Which best describes a function of survival that single-­celled organisms cannot perform?

a)

obtaining nutrients for energy

b)

grow and develop

c)

get rid of waste

d)

specialized cells that perform specific jobs

56.
Which term refers to the process by which individuals that are better suited to the environment survive and reproduce therefore passing down their genes to their offspring? 
a)
Evolution 
b)
Variation 
c)
Adaptation
d)
Natural Selection 
57.
When an organism completely dies out, it is called.....
a)
Adaption
b)
Extinction
c)
Fossilization
d)
Mutation
58.
The white feathers of a snowy owl allow it to blend in with its environment during the winter months (snow). This is an example of ________________
a)
Species
b)
Environmental Change
c)
Adaptation
d)
Variation
59.
Genetic differences between organisms of the same species
a)
Variation
b)
Adaptation
c)
Behavior
d)
Environment
60.
What is the advantage of having different shaped beaks?
a)
To look different from other species.
b)
To be able to eat the food readily available in the environment.
c)
To protect itself against predators.
d)
To protect itself against prey.
61.
The struggle for existence against other members of an organisms species is
a)
Competition
b)
Natural Selection
c)
gene flow
d)
genetic drift
62.
Remains of ancient organisms are called
a)
Extinctions
b)
Fossils
c)
Mutations
d)
Variations
63.
A well-tested concept that explains a wide range of observations is called a(an):
a)
hypothesis
b)
experiment
c)
cause and effect
d)
scientific theory
64.
What is another name for natural selection?
a)
survival of the smartest
b)
survival of the fastest
c)
survival of the biggest
d)
survival of the fittest
65.
What is a change in an organism that allows for it to survive in its environment?
a)
homologous
b)
vestigial
c)
variation
d)
adaptation
66.
What is an organism that has similar characteristics and can reproduce?
a)
species
b)
organism
c)
embryology
d)
vestigial 
67.
Which term refers to the process by which individuals that are better suited to the environment survive and reproduce therefore passing down their genes to their offspring? 
a)
Evolution 
b)
Variation 
c)
Adaptation
d)
Natural Selection 
68.
Inherited trait that helps an organism survive is a(n) __________.
a)
Fossil
b)
Adaptation
c)
Ancestor
d)
Natural selection
69.
Who was the naturalist that traveled the world to study plants and animals?
a)
Albert Einstein
b)
Charles Darwin
c)
Charles Barkley
d)
Isaac Newton
70.
The gradual change in species over time is...
a)
Evolution
b)
Nucleotide 
c)
Adaptation
d)
Natural Selection
71.
Darwin wrote that organisms with traits that are best suited to the environment will ________________
a)
increase in number
b)
become extinct
72.
To adjust to a changing environment
a)
Mutation
b)
Adapt
73.
Another word for adapt is ____________.
a)
change
b)
create
74.
What is this an example of?
a)
diversity of species
b)
variation
c)
vestigial structures
d)
DNA studies
75.
Predict which moth would increase in population
a)
light 
b)
dark

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