Mrs. Keadle JH Science
Name__________________________________ period _____
date assigned_____________ date due ______________ date returned _____________
Levels of Organization Notes
1. Levels of organization
1.
– basic _________________ of structure and
function for __________________ things.
2.
– groups of ________________________ cells that
perform a specific function.
3.
– group of different ______________________
working together to perform a certain task
4.
5.
– group of ___________________ working together
– combines cells, tissues, organs and systems
1
Levels of organization Notes
Mrs. Keadle JH Science
Think back to the virtual plant and frog dissection you did. Using some of the parts you
identified, complete the following chart.
Level of
Organization
Animal
Plant
cell
tissue
organ
organ system
organism
2
Levels of organization Notes
Mrs. Keadle JH Science
Using the laminated cards, place the levels of organization in the correct order from smallest to most complete. Write the
definition under the level. Then sort through the cards and write in the examples under the correct level.
Examples
Examples
Examples
Examples
Examples
3
Levels of organization Notes
Mrs. Keadle JH Science
36 The food that you eat travels from your mouth, down your esophagus, into your stomach, and
through your small and large intestines before your body rids itself of solid waste. As the food
passes through your body, it is digested, and you get important nutrients from the food. Which of
the following is the correct term used to describe a group of body parts working together to
perform a specific function?
A an organism
B a tissue
C an organ system
D an organ
37 Living things are made up of cells. Cells are organized at different levels to form very complex living
organisms like your body. Each level has a specific role or job to perform. Which of the following
lists these levels in the correct order of organization from the simplest to the most complex?
A cells, tissues, organs, organ systems, organisms
B organisms, organ systems, organs, tissues, cells
C tissues, cells, organs, organisms, organ systems
D organs, organ systems, organisms, cells, tissues
38 All of the following are true EXCEPT:
A Skin is an organ.
B Tissues are made up of organs.
C Each organ is made up of its own kind of tissue.
D Tissues are made up of cell.
4
Levels of organization Notes
Mrs. Keadle JH Science
39 All of the following are types of tissue
except:
A muscle
B epithelial
41 The three major parts of the circulatory
system are the heart, the blood vessels,
and the blood. The heart is an organ
made up of specialized cells. Which of
these functions can the heart perform
that individual heart cells cannot?
C digestive
A pumping blood
D bone marrow
B producing waste
C using energy
D growing larger
40 What function or process is common to
all living things?
42 All of the following are characteristics of
both living organisms and cells EXCEPT:
A photosynthesis
A remove waste from themselves
B respiration
B rely on chemicals for communication
C movement
C grow and die
D oxygenation
D extract energy from food
5
Levels of organization Notes
Mrs. Keadle JH Science
cell
organ
system
Cells working
together to do the
same function.
tissue
organ
organism
Smallest unit of
structure and
function of a living
thing
Tissues working
Organs working
together to perform together to perform
a function.
a function.
6
Levels of organization Notes
Mrs. Keadle JH Science
Organ systems
working together to
create and
individual.
heart cell
cardiac muscle
heart
circulatory system
human
skin cell
epidermis (top layer
of skin)
skin
7
Levels of organization Notes
Mrs. Keadle JH Science
integumentary
system (skin, hair
and nails)
parenchyma tissue
in leaf
plant
dog
leaf cell
leaf
stems and leaves
bone marrow cell
periosteum (thin
tissue covering
bone)
8
Levels of organization Notes
Mrs. Keadle JH Science
fish bone
skeletal system
fish
9
Levels of organization Notes