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Worksheets

Body Systems

Total questions: 46

Worksheet time: 54mins

Name
Class
Date
1.
What is the basic structural and functional unit of all living things? 
a)
atom
b)
cell
c)
molecule
d)
human
2.
An organism made of one cell is called
a)
unicellular organism
b)
multicellular organism
3.
Which of the following scientists concluded that all animals are made of cells?
a)
Rudolf Virchow
b)
Matthais Schleiden
c)
Robert Hooke
d)
Theodor Schwann
4.

Which of the following scientists was the first to observe bacteria under a microscope?

a)

Anton van Leeuwenhoek

b)

Matthais Schleiden

c)

Robert Hooke

d)

Theodor Schwann

5.
Which is NOT part of the Cell Theory
a)
New cells are produced from existing cells
b)
All living things are composed of cells
c)
Only eukaryotic cells have a nucleus
d)
Cells are the basic unit of structure & function in living things
6.
Which scientist did NOT contribute to the cell theory?
a)
Anton Van Leeuwenhoek
b)

Robert Hooke
c)
Albert Einstein 
d)

Matthias Schleiden
7.

Robert Hooke named the small compartments that made up the cork __________after the rooms monks lived in.

a)

organelles

b)

membranes

c)

mocroscopes

d)

cells

8.
What was Schleiden convinced of? 
a)
All plants are made of cells
b)
All animals are made of cells
c)
All cells form spontaneously
d)
None of the above
9.

What is the largest, most complex level of organization in living things?

a)
Cell
b)
Tissue
c)
Organ
d)

Organism

10.

The nervous system is an organism.

a)

True

b)

False

11.

Which is an example of an organ?

a)
Heart
b)
Blood
c)
Cell
d)
Protein
12.

What are organs made of?

a)

Tissues

b)
Bones
c)
Blood
d)
Muscles
13.

Organs are made up of tissues that perform a specific function.

a)

True

b)

False

14.

The correct order of levels from lowest to highest is...

a)

organs, tissues, cells, organism, organ system

b)

organism, organ system, organ, tissue, cells

c)

cells, tissues, organ, organ systems, organism

d)

cells, organs, tissues, organism, organ systems

15.

Organ systems are made up of multiple organs working together to perform a function or job.

a)

True

b)

False

16.

Organism is the smallest, most simple level of organization.

a)

True

b)

False

17.

Which is not an example of an organism?

a)
Human
b)
Dog
c)

Sunflower

d)
Rock
18.

The correct order from largest/most complex to smallest/most simple is...

a)

cells, tissues, organ systems, organism, organs

b)

cells, tissues, organ, organ systems, organism

c)

organisms, organ, organ systems, cells, tissues

d)

organisms, organ system, organs, tissue, cells

19.

Tissues are made up of cells that are...

a)

Similar

b)

Different

20.

____ are the building blocks of all living things.

a)

Organs

b)
Cells
c)

Tissues

d)
Organisms
21.

What is an organ system?

a)

More than one tissue working together to perform a function

b)

More than one organ working together to perform a function

c)

A composition of similar cells that perform a specific function

22.

What are tissues made of?

a)
Cells
b)
Water
c)
Air
d)
Minerals
23.

The basic unit of life

a)

tissue

b)

organism

c)

cell

d)

organ

24.

Different tissues that perform a task

a)

tissue

b)

organism

c)

cell

d)

organ

25.

Group of cells that work together

a)

Tissue

b)

Organism

c)

Cell

d)

Organ

26.

A living being

a)

Tissue

b)

Organism

c)

Cell

d)

Organ

27.

The stomach, small intestine, and large intestine are all organs. When they work together to process food, they form a functional unit known as -

a)

an organism

b)

an organ system

c)

a tissue

d)

a cell

28.

Which of the following correctly orders the organization in plants and animals from least to most complex?

a)

Organisms → Organ Systems → Organs → Tissues → Cells

b)

Tissues → Cells → Organs → Organisms → Organ Systems

c)

Organs → Tissues → Organisms → Cells → Organ Systems

d)

Cells → Tissues → Organs → Organ Systems → Organisms

29.

Which option shows the levels of organization for plants and animals in their proper hierarchical order from smallest to largest?

a)

A. organism, organ system, organ, tissue, cell

b)

B. cell, tissue, organ, organ system, organism

c)

C. cell, organ, organ system, tissue, organism

d)

D. organism, organ, organ system, tissue, cell

30.

Which correctly describes cells, tissues, organs, and organ systems?

a)

The smallest unit of organization is a cell, a group of cells working together for a specific purpose is an organ, and a group of tissues working together makes up an organ system.

b)

The smallest unit of organization is a tissue, a group of tissues working together for a specific purpose is an organ, and a group of organ systems working together is a cell.

c)

The smallest unit of organization is a tissue, a group of tissues working together for a specific purpose is a cell, and a group of organ systems working together is an organ.

d)

The smallest unit of organization is a cell, a group of tissues working together for a specific purpose is an organ, and a group of organs working together is an organ system.

31.

Which of the following is not an organ within the hierarchical organization of a plant?

a)

Stems

b)

Flowers

c)

Roots

d)

Petals

32.

The image shows cells with different appearances, sizes, and shapes. Why do different types of cells have different shapes and sizes?

a)

Different cells are specialized to perform different functions. The shape and size will form specialized tissue based on the structure of the cell.

b)

Cells have different sizes and shapes due to environmental conditions.

c)

Different sizes and shapes help provide cells with the ability to morph from one cell to another.

d)

Sizes and shapes are impacted by the amount of nutrition the cell has received.

33.

The hierarchical organization in plants is similar to the hierarchical organization in animals in that both have:

a)

a single level of organization

b)

a complex structure with multiple levels

c)

no organization

d)

only one type of cell

34.

In a plant, how does tissue differ from an organ? How are they similar?

a)

Tissues are made of similar cells, while organs are made of different tissues working together. Both are essential for plant function.

b)

Tissues are made of different tissues working together, while organs are made of similar cells. Both are essential for plant function.

c)

Tissues and organs are both made of similar cells and perform the same function.

d)

Tissues and organs are both made of different tissues working together and perform the same function.

35.
A group of the same type of cells that work together for a purpose are called -
a)
 a tissue
b)
an organ
c)
an organ system
d)
an unicellular organism
36.
A group of different tissues working together is - 
a)
an organ
b)
an organ system
c)
a   prokaryote
d)
a cell
37.
The levels of organization from the simplest to the most complex are
a)
Cells, tissues, organs, organ systems, organism
b)
Organisms, organs, tissues, cells, organ systems
c)
Cells, organs, organ systems, tissues, organism
d)
Tissues, cells, organs, organism
38.
Which statement is correct?
a)
Tissues are composed of cells that have the same function
b)
Tissues that have the same function form organ systems
c)
Cells that have the same function form an organ
d)
Organisms are composed of tissues that have the same function
39.
Which statement is correct?
a)
An organ is created by a group of tissues that have the same function.
b)
Tissues that have the same function from organ systems.
c)
Cells that have the same function form an organ.
d)
An organ is created by a group of cells that have the same function.
40.
The most basic unit of life is
a)
a cell
b)
an organ
c)
an organ system
d)
a tissue
41.
Which three statements are part of cell theory?
a)
All living things are composed of cells, Cells are the smallest units of living things that can perform the processes necessary for life, and Living cells only come from other living cells.
b)
All living things are composed of cells, Atoms are composed of cells,  and Living cells only come from other living cells.
c)
All living things are composed of cells, Cells are the smallest units of living things, and The basic components of life consist of a nucleus, cell membrane and mitochondria.
d)
All living things are composed of cells, Atoms are composed of cells, and The basic components of life consist of a nucleus, cell membrane and mitochondria.
42.
The first observation of cells by Robert Hooke was seen in which organic matter?
a)
Cork
b)
Bacteria
c)
Oak leaf
d)
Fruit fly
43.

Which cell theory is true?

a)

Some organisms are composed of one or more cells

b)

All cells are from preexisting cells

c)

The organs are the basic unit of structure and organization in organisms

d)

Animals are only from preexisting cells

44.
All of the organ systems working together to maintain life
a)
organism
b)
organ
c)
cell
d)
tissue
45.
A plant and an animal are both living things. According to the Cell Theory, what can you conclude about these two very different organisms?
a)
Plants have cells but animals do not.
b)
They are both made of one or more cells. 
c)
They both come from the same kind of cell.
d)
They both come from a non-living organism.
46.
True or False: there are more than two scientist who contributed to the cell theory
a)
True 
b)
False