Organizational Hierarchy of Organisms

Which of the following correctly lists the levels of biological organization from MOST complex to LEAST complex?

• cell, tissue, organ, organ system, organism

• cell organism organ system organ tissue

• organ system organism organ tissue cell

• organism organ system organ tissue cell

Which of the following correctly lists the levels of biological organization from LEAST complex to MOST complex?

• cell, tissue, organ, organ system, organism

• cell organism organ system organ tissue

• organ system organism organ tissue cell

• organism organ system organ tissue cell

Tags

NGSS.MS-LS1-3

Living systems are organized in levels according to their structures and functions. _______________ --tissues--organs--organ systems--organisms--ecosystems Which word is missing from the organizational chart above?

• cells

• tissue

• protist

• bacteria

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

NGSS.MS-LS1-3

Humans and other complex organisms have a hierarchical system of organization. Which of the following statements is true regarding this system of organization?

• Atoms are made of cells.

• Organs are made of organ systems.

• Cells are made of tissues.

• Organs are made of tissues.

Select the "hot spot" (dot) that represents the most complex level of organization in living things:

Tags

NGSS.MS-LS1-3

Label each level of organization from most complex to simplest.

b

c

d

e

a

organism

tissue

cell

organ

organ system

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-3

Which shows the levels of organization from the most complex to the least complex?

• Cell-Tissue-Organ-Organ System-Organism

• Organism-Organ System-Organ-Tissue-Cell

• Organ-Tissue-Cell-Organ System-Organism

• Cell-Organism-Tissue-Organ System-Organ

Which of the following is the correct order of organization in living things from most COMPLEX to LEAST COMPLEX?

• cells, tissues, organs, organ systems, organisms

• organisms, organ systems, organs, tissues, cells

• cells, organs, tissues, organ systems, organisms

• tissues, cells, organs, organisms, organ systems

Reorder the following levels of organization of living things:

• organizm

• organ system

• organ

• cell

• tissue

Place the terms in the order of the simplest level of organization to the most complex.

a

b

c

d

Organ

System

Cell

Tissue

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2