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Levels of Organization in Organisms

Total questions: 45

Worksheet time: 31mins

Name
Class
Date
1.

A group of similar cells that perform a common function are:

a)

cells

b)

tissues

c)

organs

d)

organ systems

2.

A living thing that carries out life processes by itself are known as:

a)

cells

b)

organs

c)

tissues

d)

organisms

3.

A structure made up of a collection of tissues that carries out a specialized function is called an:

a)

organ system

b)

organism

c)

cell

d)

organ

4.

Cells, tissues, organs, and organ systems, make up the structure of a?

a)

single celled organism

b)

multicellular organsim

5.

Plants also have ___________that are made up of different tissues working together.

a)

leaves

b)

organs

c)

arms

d)

roots

6.
The basic unit of structure and function for the body.
a)
cell
b)
atom
c)
organelle
d)
nucleus
7.

A structure made up of different types of tissue and performs a specific function in the body.

a)

cells

b)

tissue

c)

organ

d)

organ system

8.

Groups of specialized cells working together to perform the same function.

a)

tissue

b)

organelle

c)

mass

d)

tendon

9.

Which of the following is the correct order of organization in living things from least organized to most organized?

a)

a. Organism, cell, tissue, organ, organ system

b)

a. Organ system, organ, tissue, cell, organism

c)

a. Cell, tissue, organ, organ system, organism

d)

a. Cell, organ, tissue, organ, organism, organ system

10.
When a group of organs work together to perform a particular function they create a/an
a)
organ system
b)
organism
c)
tissue
d)
organ
11.
This is a example of ........
a)
cell
b)
organ system
c)
organ
d)
tissue
12.
This is a example of ........
a)
organ
b)
organ system
c)
tissue
d)
cell
13.
This is a example of ........
a)
cell
b)
tissue
c)
organ 
d)
organ system
14.

How does an organ system differ from an organ?

a)

An organ system is more complex and contains several organs

b)

An organ system is not made up of cells like an organ is.

c)

An organ system is only found in very large organisms.

d)

An organ system is just one part of an organ.

15.

Which sequence describes the levels of organization from MOST organized to LEAST organized?

a)

Organism, Organ, Tissue, Cell

b)

Cell, Tissue, Organ, Organ System, Organism

c)

Cell, Organ, Tissue, Organ System

d)

Organism, Organ System, Organ, Tissue, Cell

16.
The 4th level of organization in a multicellular organism
a)
tissue
b)
organ
c)
organism
d)
organ system
17.
The 2nd level of organization in a multicellular organism
a)
cells
b)
organism
c)
organ system
d)
tissue
18.
The 1st level of organization in a multicellular organism
a)
tissue
b)
organism
c)
cell
d)
organ
19.
All of the organ systems working together to maintain life
a)
organism
b)
organ
c)
cell
d)
tissue
20.
Several different organs working together to perform specific functions
a)
tissue
b)
organism
c)
organ system
d)
cells
21.
Several different tissues working together to perform a specific function
a)
organ
b)
organ system
c)
organism
d)
cells
22.
A groups of similar cells that perform a specific function
a)
tissue
b)
organ system
c)
organ
d)
organism
23.
The basic unit of life
a)
atoms
b)
cells
c)
molecules
d)
organelles
24.
Observations that cannot be seen with the unaided eye
a)
teloscopic
b)
microscopic
c)
macroscopic
d)
miniscopic
25.
The 5th (final) level of organization in a multicellular organism
a)
tissue
b)
organ system
c)
organism
d)
organ
26.

What is the most simplest level of organization?

a)

tissue

b)

cell

c)

dirt

d)

organ

27.

What is the most complex level of organization?

a)

organs

b)

organisms

c)

animal cells

d)

organ systems

28.

what is a group of specialized cells that work together to perform the same function?

a)

cells

b)

organs

c)

tissues

d)

nerves

29.

What is a group of 2 or more organs that work together?

a)

food chain

b)

organisms

c)

animals

d)

Organ systems

30.

What is a cell?

a)

Red blood cells

b)

The most complex level of organization

c)

The basic unit of structure and function in living organisms

d)

animals

31.

What is a group of 2 or more different types of tissues that work together?

a)

organisms

b)

cells

c)

organ systems

d)

organs

32.

What is an example of an organ?

a)

plants

b)

Nerve tissues

c)

Liver

d)

Digestive system

33.

What is an example of an organ system?

a)

a tree

b)

stomach

c)

red blood cells

d)

A branch with leaf's

34.

What is a cell?

a)

the basic unit of life

b)

a group of tissues working together to perform a function

c)

the largest level of biological organization

35.

The skin is an example of what level of biological organization?

a)

cell

b)

organ

c)

tissue

d)

organism

36.

Why are all cells different?

a)

all cells are the same

b)

different cells perform different functions

c)

multicellular organisms can live with one type of cell

37.

What level of biological organization is the largest (includes all other levels)?

a)

organ

b)

organ systems

c)

organism

d)

cells

38.

Blood is an example of what level of organization?

a)

cell

b)

tissue

c)

organ

d)

organ system

39.

Justin has learned that the brain, spinal cord, and peripheral nerves work together. What do they combine to form?

a)

a cell

b)

organ

c)

tissue

d)

organ system

40.

Which of the following is the correct order of organization in living things from the most basic (simple) to the most complex?

a)

Organism, cell, tissue,organ, organ system

b)

Organ system, organ, cell, organism, tissue

c)

cell, organ, tissue, organ system, organism

d)

cell, tissue, organ, organ system, organism

41.

What is the difference between a cell and a tissue?

a)

cell is basic unit of life; tissue is group of cells that work as one

b)

cell is basic unit of life; tissue is groups of different cells

c)

cell is group of tissues; tissue is basic unit of life

d)

cell is group of organs; tissue is group of different cells

42.

At which level of biological organization would you place the heart?

a)

Tissues

b)

Organism

c)

Cells

d)

Organs

43.

It is the simplest unit of life.

a)

Cells

b)

Atoms

c)

Tissues

d)

Molecules

44.
When many similar muscle cells work together they form - 
a)
Cells
b)
Tissue
c)
Organs
d)
Organ systems
45.
The kidneys are made of many different tissues working together. The kidneys can be classified as a/an -
a)
Cell
b)
Tissue
c)
Organ
d)
Organ system